diff --git a/checker-plugin/pom.xml b/checker-plugin/pom.xml
index 28958db89d..e90dcf271e 100644
--- a/checker-plugin/pom.xml
+++ b/checker-plugin/pom.xml
@@ -7,7 +7,6 @@
     <version>1.0-SNAPSHOT</version>
     <name>checker-plugin</name>
     <packaging>jar</packaging>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung</groupId>
diff --git a/core-groovy-modules/core-groovy-2/pom.xml b/core-groovy-modules/core-groovy-2/pom.xml
index ca6a9a62c7..de750daf0f 100644
--- a/core-groovy-modules/core-groovy-2/pom.xml
+++ b/core-groovy-modules/core-groovy-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-groovy-2</artifactId>
-    <version>1.0-SNAPSHOT</version>
     <name>core-groovy-2</name>
     <packaging>jar</packaging>
 
@@ -153,14 +152,6 @@
         </plugins>
     </build>
 
-    <repositories>
-        <repository>
-            <id>maven_central</id>
-            <name>Maven Central</name>
-            <url>https://repo.maven.apache.org/maven2/</url>
-        </repository>
-    </repositories>
-
     <properties>
         <groovy-wslite.version>1.1.3</groovy-wslite.version>
         <assembly.plugin.version>3.4.2</assembly.plugin.version>
diff --git a/core-groovy-modules/core-groovy-collections/pom.xml b/core-groovy-modules/core-groovy-collections/pom.xml
index 6d43ce7d18..08589f54e3 100644
--- a/core-groovy-modules/core-groovy-collections/pom.xml
+++ b/core-groovy-modules/core-groovy-collections/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-groovy-collections</artifactId>
-    <version>1.0-SNAPSHOT</version>
     <name>core-groovy-collections</name>
     <packaging>jar</packaging>
 
@@ -111,13 +110,4 @@
         </plugins>
     </build>
 
-    <repositories>
-        <repository>
-            <id>maven_central</id>
-            <name>Maven Central</name>
-            <url>https://repo.maven.apache.org/maven2/</url>
-        </repository>
-    </repositories>
-
-
 </project>
diff --git a/core-groovy-modules/core-groovy-strings/pom.xml b/core-groovy-modules/core-groovy-strings/pom.xml
index fac0f25219..ac68849431 100644
--- a/core-groovy-modules/core-groovy-strings/pom.xml
+++ b/core-groovy-modules/core-groovy-strings/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-groovy-strings</artifactId>
-    <version>1.0-SNAPSHOT</version>
     <name>core-groovy-strings</name>
     <packaging>jar</packaging>
 
@@ -101,12 +100,4 @@
         </plugins>
     </build>
 
-    <repositories>
-        <repository>
-            <id>maven_central</id>
-            <name>Maven Central</name>
-            <url>https://repo.maven.apache.org/maven2/</url>
-        </repository>
-    </repositories>
-
 </project>
diff --git a/core-groovy-modules/core-groovy/pom.xml b/core-groovy-modules/core-groovy/pom.xml
index cf6cca9e18..6668f62235 100644
--- a/core-groovy-modules/core-groovy/pom.xml
+++ b/core-groovy-modules/core-groovy/pom.xml
@@ -3,9 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    
     <artifactId>core-groovy</artifactId>
-    <version>1.0-SNAPSHOT</version>
     <name>core-groovy</name>
     <packaging>jar</packaging>
 
@@ -102,12 +100,4 @@
         </plugins>
     </build>
 
-    <repositories>
-        <repository>
-            <id>maven_central</id>
-            <name>Maven Central</name>
-            <url>https://repo.maven.apache.org/maven2/</url>
-        </repository>
-    </repositories>
-
 </project>
diff --git a/core-java-modules/core-java-10/pom.xml b/core-java-modules/core-java-10/pom.xml
index e2ac8db919..7eccb098a0 100644
--- a/core-java-modules/core-java-10/pom.xml
+++ b/core-java-modules/core-java-10/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-10</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-10</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-11-2/pom.xml b/core-java-modules/core-java-11-2/pom.xml
index 64a486b5c4..4647814048 100644
--- a/core-java-modules/core-java-11-2/pom.xml
+++ b/core-java-modules/core-java-11-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-11-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-11-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-11-3/pom.xml b/core-java-modules/core-java-11-3/pom.xml
index ccccae5ba1..22db9e62ab 100644
--- a/core-java-modules/core-java-11-3/pom.xml
+++ b/core-java-modules/core-java-11-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-11-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-11-3</name>
     <packaging>jar</packaging>
 
@@ -14,7 +13,7 @@
         <version>1.0.0-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
-    
+
     <dependencies>
         <dependency>
             <groupId>com.google.code.gson</groupId>
diff --git a/core-java-modules/core-java-11/pom.xml b/core-java-modules/core-java-11/pom.xml
index 28a218c400..d0c2c0acaa 100644
--- a/core-java-modules/core-java-11/pom.xml
+++ b/core-java-modules/core-java-11/pom.xml
@@ -4,10 +4,8 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-11</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-11</name>
     <packaging>jar</packaging>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung</groupId>
diff --git a/core-java-modules/core-java-12/pom.xml b/core-java-modules/core-java-12/pom.xml
index 9f95b1bc3f..ba6dfc62bc 100644
--- a/core-java-modules/core-java-12/pom.xml
+++ b/core-java-modules/core-java-12/pom.xml
@@ -4,10 +4,8 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-12</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-12</name>
     <packaging>jar</packaging>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung</groupId>
diff --git a/core-java-modules/core-java-13/pom.xml b/core-java-modules/core-java-13/pom.xml
index 9e42838971..11d6ee7007 100644
--- a/core-java-modules/core-java-13/pom.xml
+++ b/core-java-modules/core-java-13/pom.xml
@@ -3,12 +3,9 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung</groupId>
     <artifactId>core-java-13</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-13</name>
     <packaging>jar</packaging>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung</groupId>
diff --git a/core-java-modules/core-java-14/pom.xml b/core-java-modules/core-java-14/pom.xml
index f78edd622a..9f48c0b8b2 100644
--- a/core-java-modules/core-java-14/pom.xml
+++ b/core-java-modules/core-java-14/pom.xml
@@ -6,7 +6,6 @@
     <artifactId>core-java-14</artifactId>
     <name>core-java-14</name>
     <packaging>jar</packaging>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung</groupId>
diff --git a/core-java-modules/core-java-15/pom.xml b/core-java-modules/core-java-15/pom.xml
index a4923054ac..059e2cc8f3 100644
--- a/core-java-modules/core-java-15/pom.xml
+++ b/core-java-modules/core-java-15/pom.xml
@@ -6,7 +6,6 @@
     <artifactId>core-java-15</artifactId>
     <name>core-java-15</name>
     <packaging>jar</packaging>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung</groupId>
diff --git a/core-java-modules/core-java-16/pom.xml b/core-java-modules/core-java-16/pom.xml
index a2c0d4855b..f8d287880a 100644
--- a/core-java-modules/core-java-16/pom.xml
+++ b/core-java-modules/core-java-16/pom.xml
@@ -4,10 +4,8 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-16</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-16</name>
     <packaging>jar</packaging>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung</groupId>
diff --git a/core-java-modules/core-java-17/pom.xml b/core-java-modules/core-java-17/pom.xml
index bc949d9050..e2d854be44 100644
--- a/core-java-modules/core-java-17/pom.xml
+++ b/core-java-modules/core-java-17/pom.xml
@@ -4,10 +4,8 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-17</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-17</name>
     <packaging>jar</packaging>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung</groupId>
diff --git a/core-java-modules/core-java-19/pom.xml b/core-java-modules/core-java-19/pom.xml
index 096b13e679..930b37391c 100644
--- a/core-java-modules/core-java-19/pom.xml
+++ b/core-java-modules/core-java-19/pom.xml
@@ -1,21 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
+    <artifactId>core-java-19</artifactId>
+    <name>core-java-19</name>
+
     <parent>
         <groupId>com.baeldung.core-java-modules</groupId>
         <artifactId>core-java-modules</artifactId>
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
-    <artifactId>core-java-19</artifactId>
-
-    <properties>
-        <maven.compiler.source>19</maven.compiler.source>
-        <maven.compiler.target>19</maven.compiler.target>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    </properties>
     <build>
         <plugins>
             <plugin>
@@ -30,4 +26,10 @@
         </plugins>
     </build>
 
+    <properties>
+        <maven.compiler.source>19</maven.compiler.source>
+        <maven.compiler.target>19</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-8-2/pom.xml b/core-java-modules/core-java-8-2/pom.xml
index 7db1e1ed4e..589e384613 100644
--- a/core-java-modules/core-java-8-2/pom.xml
+++ b/core-java-modules/core-java-8-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-8-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-8-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-8-datetime-2/pom.xml b/core-java-modules/core-java-8-datetime-2/pom.xml
index 9e54b0ee12..ce349d9dc3 100644
--- a/core-java-modules/core-java-8-datetime-2/pom.xml
+++ b/core-java-modules/core-java-8-datetime-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-8-datetime-2</artifactId>
-    <version>${project.parent.version}</version>
     <name>core-java-8-datetime-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-8-datetime/pom.xml b/core-java-modules/core-java-8-datetime/pom.xml
index 01ec6c0b76..481b1a6a69 100644
--- a/core-java-modules/core-java-8-datetime/pom.xml
+++ b/core-java-modules/core-java-8-datetime/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-8-datetime</artifactId>
-    <version>${project.parent.version}</version>
     <name>core-java-8-datetime</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-8/pom.xml b/core-java-modules/core-java-8/pom.xml
index 89925bdbbb..fff7b7f2f9 100644
--- a/core-java-modules/core-java-8/pom.xml
+++ b/core-java-modules/core-java-8/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-8</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-8</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-9-improvements/pom.xml b/core-java-modules/core-java-9-improvements/pom.xml
index 56d4ccff9f..f6f13ff409 100644
--- a/core-java-modules/core-java-9-improvements/pom.xml
+++ b/core-java-modules/core-java-9-improvements/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-9-improvements</artifactId>
-    <version>0.2-SNAPSHOT</version>
     <name>core-java-9-improvements</name>
 
     <parent>
diff --git a/core-java-modules/core-java-9-jigsaw/pom.xml b/core-java-modules/core-java-9-jigsaw/pom.xml
index a26a88f4b0..70a2882234 100644
--- a/core-java-modules/core-java-9-jigsaw/pom.xml
+++ b/core-java-modules/core-java-9-jigsaw/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-9-jigsaw</artifactId>
-    <version>0.2-SNAPSHOT</version>
     <name>core-java-9-jigsaw</name>
 
     <parent>
diff --git a/core-java-modules/core-java-9-new-features/pom.xml b/core-java-modules/core-java-9-new-features/pom.xml
index 78ffaff010..6821c9c340 100644
--- a/core-java-modules/core-java-9-new-features/pom.xml
+++ b/core-java-modules/core-java-9-new-features/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-9-new-features</artifactId>
-    <version>0.2-SNAPSHOT</version>
     <name>core-java-9-new-features</name>
 
     <parent>
diff --git a/core-java-modules/core-java-9-streams/pom.xml b/core-java-modules/core-java-9-streams/pom.xml
index d3f81780d1..903194b3b3 100644
--- a/core-java-modules/core-java-9-streams/pom.xml
+++ b/core-java-modules/core-java-9-streams/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-9-streams</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-9-streams</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-9/pom.xml b/core-java-modules/core-java-9/pom.xml
index 272af327cb..bcfdacdf1d 100644
--- a/core-java-modules/core-java-9/pom.xml
+++ b/core-java-modules/core-java-9/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-9</artifactId>
-    <version>0.2-SNAPSHOT</version>
     <name>core-java-9</name>
 
     <parent>
diff --git a/core-java-modules/core-java-annotations/pom.xml b/core-java-modules/core-java-annotations/pom.xml
index 1acd347232..6b1b9d802f 100644
--- a/core-java-modules/core-java-annotations/pom.xml
+++ b/core-java-modules/core-java-annotations/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-annotations</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-annotations</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-booleans/pom.xml b/core-java-modules/core-java-booleans/pom.xml
index 18338fd88c..3b0c28208f 100644
--- a/core-java-modules/core-java-booleans/pom.xml
+++ b/core-java-modules/core-java-booleans/pom.xml
@@ -1,16 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <artifactId>core-java-booleans</artifactId>
-  <version>0.1.0-SNAPSHOT</version>
-  <name>core-java-booleans</name>
-  <packaging>jar</packaging>
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>core-java-booleans</artifactId>
+    <name>core-java-booleans</name>
+    <packaging>jar</packaging>
+
+    <parent>
+        <groupId>com.baeldung.core-java-modules</groupId>
+        <artifactId>core-java-modules</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
 
-  <parent>
-    <groupId>com.baeldung.core-java-modules</groupId>
-    <artifactId>core-java-modules</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
-  </parent>
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-char/pom.xml b/core-java-modules/core-java-char/pom.xml
index 7dc0923fb5..eb6cbee952 100644
--- a/core-java-modules/core-java-char/pom.xml
+++ b/core-java-modules/core-java-char/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-char</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-char</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-3/pom.xml b/core-java-modules/core-java-collections-3/pom.xml
index 6ef8e3c81a..373dc9db14 100644
--- a/core-java-modules/core-java-collections-3/pom.xml
+++ b/core-java-modules/core-java-collections-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-4/pom.xml b/core-java-modules/core-java-collections-4/pom.xml
index e88d5a6740..1a59411ecb 100644
--- a/core-java-modules/core-java-collections-4/pom.xml
+++ b/core-java-modules/core-java-collections-4/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-4</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-5/pom.xml b/core-java-modules/core-java-collections-5/pom.xml
index 67c9f7120c..6baecc2802 100644
--- a/core-java-modules/core-java-collections-5/pom.xml
+++ b/core-java-modules/core-java-collections-5/pom.xml
@@ -1,10 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-5</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <name>core-java-collections-5</name>
     <packaging>jar</packaging>
 
@@ -55,4 +54,5 @@
         <roaringbitmap.version>0.9.38</roaringbitmap.version>
         <jmh.version>1.36</jmh.version>
     </properties>
+    
 </project>
diff --git a/core-java-modules/core-java-collections-array-list/pom.xml b/core-java-modules/core-java-collections-array-list/pom.xml
index e3a115854c..ee0b102bb0 100644
--- a/core-java-modules/core-java-collections-array-list/pom.xml
+++ b/core-java-modules/core-java-collections-array-list/pom.xml
@@ -4,7 +4,29 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-array-list</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
+    <name>core-java-collections-array-list</name>
+    <packaging>jar</packaging>
+
+    <parent>
+        <groupId>com.baeldung.core-java-modules</groupId>
+        <artifactId>core-java-modules</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-collections4</artifactId>
+            <version>${commons-collections4.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>31.1-jre</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
     <build>
         <plugins>
             <plugin>
@@ -27,32 +49,11 @@
             </plugin>
         </plugins>
     </build>
+
     <properties>
         <maven-compiler-plugin.source>16</maven-compiler-plugin.source>
         <maven-compiler-plugin.target>16</maven-compiler-plugin.target>
         <surefire.plugin.version>3.0.0-M3</surefire.plugin.version>
     </properties>
-    <name>core-java-collections-array-list</name>
-    <packaging>jar</packaging>
-
-    <parent>
-        <groupId>com.baeldung.core-java-modules</groupId>
-        <artifactId>core-java-modules</artifactId>
-        <version>0.0.1-SNAPSHOT</version>
-    </parent>
-
-    <dependencies>
-        <dependency>
-            <groupId>org.apache.commons</groupId>
-            <artifactId>commons-collections4</artifactId>
-            <version>${commons-collections4.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>com.google.guava</groupId>
-            <artifactId>guava</artifactId>
-            <version>31.1-jre</version>
-            <scope>test</scope>
-        </dependency>
-    </dependencies>
 
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-collections-conversions-2/pom.xml b/core-java-modules/core-java-collections-conversions-2/pom.xml
index f6775a7a42..8cd0a6932b 100644
--- a/core-java-modules/core-java-collections-conversions-2/pom.xml
+++ b/core-java-modules/core-java-collections-conversions-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-conversions-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-conversions-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-conversions/pom.xml b/core-java-modules/core-java-collections-conversions/pom.xml
index 08a452da51..78e9847c0a 100644
--- a/core-java-modules/core-java-collections-conversions/pom.xml
+++ b/core-java-modules/core-java-collections-conversions/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-conversions</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-conversions</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-list-2/pom.xml b/core-java-modules/core-java-collections-list-2/pom.xml
index 59ab8c5f27..a305cdffc8 100644
--- a/core-java-modules/core-java-collections-list-2/pom.xml
+++ b/core-java-modules/core-java-collections-list-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-list-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-list-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-list-3/pom.xml b/core-java-modules/core-java-collections-list-3/pom.xml
index 912204bcc6..f01fe1f3b9 100644
--- a/core-java-modules/core-java-collections-list-3/pom.xml
+++ b/core-java-modules/core-java-collections-list-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-list-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-list-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-list-4/pom.xml b/core-java-modules/core-java-collections-list-4/pom.xml
index 964ea4f5a1..6d068298ec 100644
--- a/core-java-modules/core-java-collections-list-4/pom.xml
+++ b/core-java-modules/core-java-collections-list-4/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-list-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-list-4</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-list-5/pom.xml b/core-java-modules/core-java-collections-list-5/pom.xml
index 0807f7612c..b51dda4091 100644
--- a/core-java-modules/core-java-collections-list-5/pom.xml
+++ b/core-java-modules/core-java-collections-list-5/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-list-5</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-list-5</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-list/pom.xml b/core-java-modules/core-java-collections-list/pom.xml
index 0cc8828a0d..94abb334e0 100644
--- a/core-java-modules/core-java-collections-list/pom.xml
+++ b/core-java-modules/core-java-collections-list/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-list</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-list</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-maps-2/pom.xml b/core-java-modules/core-java-collections-maps-2/pom.xml
index 1e526ef892..15ca688ad2 100644
--- a/core-java-modules/core-java-collections-maps-2/pom.xml
+++ b/core-java-modules/core-java-collections-maps-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-maps-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-maps-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-maps-3/pom.xml b/core-java-modules/core-java-collections-maps-3/pom.xml
index a5bb6dc338..98a0d18fe9 100644
--- a/core-java-modules/core-java-collections-maps-3/pom.xml
+++ b/core-java-modules/core-java-collections-maps-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-maps-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-maps-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-maps-4/pom.xml b/core-java-modules/core-java-collections-maps-4/pom.xml
index a85e2cde2a..f1734b7379 100644
--- a/core-java-modules/core-java-collections-maps-4/pom.xml
+++ b/core-java-modules/core-java-collections-maps-4/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-maps-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-maps-4</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-maps-5/pom.xml b/core-java-modules/core-java-collections-maps-5/pom.xml
index f12e044b23..593ec5a8f6 100644
--- a/core-java-modules/core-java-collections-maps-5/pom.xml
+++ b/core-java-modules/core-java-collections-maps-5/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-maps-5</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-maps-5</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-maps-6/pom.xml b/core-java-modules/core-java-collections-maps-6/pom.xml
index 9910d08691..70a04c352b 100644
--- a/core-java-modules/core-java-collections-maps-6/pom.xml
+++ b/core-java-modules/core-java-collections-maps-6/pom.xml
@@ -1,17 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-maps-6</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-maps-6</name>
     <packaging>jar</packaging>
+
     <parent>
         <artifactId>core-java-modules</artifactId>
         <groupId>com.baeldung.core-java-modules</groupId>
         <version>0.0.1-SNAPSHOT</version>
     </parent>
-    <modelVersion>4.0.0</modelVersion>
 
     <properties>
         <spring.version>5.2.5.RELEASE</spring.version>
diff --git a/core-java-modules/core-java-collections-maps/pom.xml b/core-java-modules/core-java-collections-maps/pom.xml
index 3a1bf0d8a1..5e19117e08 100644
--- a/core-java-modules/core-java-collections-maps/pom.xml
+++ b/core-java-modules/core-java-collections-maps/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-maps</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-maps</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-set-2/pom.xml b/core-java-modules/core-java-collections-set-2/pom.xml
index b1aadb0c22..680c01d8ca 100644
--- a/core-java-modules/core-java-collections-set-2/pom.xml
+++ b/core-java-modules/core-java-collections-set-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-set-2</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <name>core-java-collections-set-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections-set/pom.xml b/core-java-modules/core-java-collections-set/pom.xml
index 0b6e324c78..e130837f1c 100644
--- a/core-java-modules/core-java-collections-set/pom.xml
+++ b/core-java-modules/core-java-collections-set/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections-set</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections-set</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-collections/pom.xml b/core-java-modules/core-java-collections/pom.xml
index eab7a35584..be91492d06 100644
--- a/core-java-modules/core-java-collections/pom.xml
+++ b/core-java-modules/core-java-collections/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-collections</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-collections</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-concurrency-2/pom.xml b/core-java-modules/core-java-concurrency-2/pom.xml
index c61f28a6b3..e373c829cc 100644
--- a/core-java-modules/core-java-concurrency-2/pom.xml
+++ b/core-java-modules/core-java-concurrency-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-concurrency-advanced-2/pom.xml b/core-java-modules/core-java-concurrency-advanced-2/pom.xml
index 1f19dc8cca..5c96684311 100644
--- a/core-java-modules/core-java-concurrency-advanced-2/pom.xml
+++ b/core-java-modules/core-java-concurrency-advanced-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-advanced-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-advanced-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-concurrency-advanced-3/pom.xml b/core-java-modules/core-java-concurrency-advanced-3/pom.xml
index 49a72112b4..7fa859c2d5 100644
--- a/core-java-modules/core-java-concurrency-advanced-3/pom.xml
+++ b/core-java-modules/core-java-concurrency-advanced-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-advanced-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-advanced-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-concurrency-advanced-4/pom.xml b/core-java-modules/core-java-concurrency-advanced-4/pom.xml
index 5bd7ccfa07..2ffe19b13c 100644
--- a/core-java-modules/core-java-concurrency-advanced-4/pom.xml
+++ b/core-java-modules/core-java-concurrency-advanced-4/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-advanced-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-advanced-4</name>
     <packaging>jar</packaging>
 
@@ -14,9 +13,6 @@
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
-    <dependencies>
-    </dependencies>
-
     <build>
         <finalName>core-java-concurrency-advanced-4</finalName>
         <plugins>
diff --git a/core-java-modules/core-java-concurrency-advanced/pom.xml b/core-java-modules/core-java-concurrency-advanced/pom.xml
index 3c726e1284..18cfc5371c 100644
--- a/core-java-modules/core-java-concurrency-advanced/pom.xml
+++ b/core-java-modules/core-java-concurrency-advanced/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-advanced</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-advanced</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-concurrency-basic-2/pom.xml b/core-java-modules/core-java-concurrency-basic-2/pom.xml
index 9ca12da7fb..0cdfd68f03 100644
--- a/core-java-modules/core-java-concurrency-basic-2/pom.xml
+++ b/core-java-modules/core-java-concurrency-basic-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-basic-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-basic-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-concurrency-basic-3/pom.xml b/core-java-modules/core-java-concurrency-basic-3/pom.xml
index 7289877550..1983d3c163 100644
--- a/core-java-modules/core-java-concurrency-basic-3/pom.xml
+++ b/core-java-modules/core-java-concurrency-basic-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-basic-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-basic-3</name>
     <packaging>jar</packaging>
 
@@ -14,6 +13,15 @@
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
+    <dependencies>
+        <dependency>
+            <groupId>org.awaitility</groupId>
+            <artifactId>awaitility</artifactId>
+            <version>${awaitility.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
     <build>
         <finalName>core-java-concurrency-basic-3</finalName>
         <resources>
@@ -28,12 +36,4 @@
         <awaitility.version>4.2.0</awaitility.version>
     </properties>
 
-    <dependencies>
-        <dependency>
-            <groupId>org.awaitility</groupId>
-            <artifactId>awaitility</artifactId>
-            <version>${awaitility.version}</version>
-            <scope>test</scope>
-        </dependency>
-    </dependencies>
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-concurrency-basic/pom.xml b/core-java-modules/core-java-concurrency-basic/pom.xml
index 1e3157291a..36d59f254c 100644
--- a/core-java-modules/core-java-concurrency-basic/pom.xml
+++ b/core-java-modules/core-java-concurrency-basic/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-basic</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-basic</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-concurrency-collections-2/pom.xml b/core-java-modules/core-java-concurrency-collections-2/pom.xml
index 9a95662fae..a85721e474 100644
--- a/core-java-modules/core-java-concurrency-collections-2/pom.xml
+++ b/core-java-modules/core-java-concurrency-collections-2/pom.xml
@@ -3,7 +3,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-collections-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-collections-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-concurrency-collections/pom.xml b/core-java-modules/core-java-concurrency-collections/pom.xml
index 8b8d2fe03b..a35da4ce49 100644
--- a/core-java-modules/core-java-concurrency-collections/pom.xml
+++ b/core-java-modules/core-java-concurrency-collections/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-collections</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-collections</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-concurrency-simple/pom.xml b/core-java-modules/core-java-concurrency-simple/pom.xml
index 159a105035..a16df4fc97 100644
--- a/core-java-modules/core-java-concurrency-simple/pom.xml
+++ b/core-java-modules/core-java-concurrency-simple/pom.xml
@@ -3,7 +3,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-concurrency-simple</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-simple</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-console/pom.xml b/core-java-modules/core-java-console/pom.xml
index 200e2707dd..4debf9388b 100644
--- a/core-java-modules/core-java-console/pom.xml
+++ b/core-java-modules/core-java-console/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-console</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-console</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-date-operations-1/pom.xml b/core-java-modules/core-java-date-operations-1/pom.xml
index c5d46723d8..5bfbb5bab0 100644
--- a/core-java-modules/core-java-date-operations-1/pom.xml
+++ b/core-java-modules/core-java-date-operations-1/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-date-operations-1</artifactId>
-    <version>${project.parent.version}</version>
     <name>core-java-date-operations-1</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-date-operations-2/pom.xml b/core-java-modules/core-java-date-operations-2/pom.xml
index 461ba70b62..c6a22a4166 100644
--- a/core-java-modules/core-java-date-operations-2/pom.xml
+++ b/core-java-modules/core-java-date-operations-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-date-operations-2</artifactId>
-    <version>${project.parent.version}</version>
     <name>core-java-date-operations-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-date-operations-3/pom.xml b/core-java-modules/core-java-date-operations-3/pom.xml
index 8713139ba8..89c21a31c1 100644
--- a/core-java-modules/core-java-date-operations-3/pom.xml
+++ b/core-java-modules/core-java-date-operations-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-date-operations-3</artifactId>
-    <version>${project.parent.version}</version>
     <name>core-java-date-operations-3</name>
     <packaging>jar</packaging>
 
@@ -14,10 +13,4 @@
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
-    <dependencies>
-    </dependencies>
-
-    <properties>
-    </properties>
-
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-datetime-string-2/pom.xml b/core-java-modules/core-java-datetime-string-2/pom.xml
index 3ec9ccaac4..458fba25a2 100644
--- a/core-java-modules/core-java-datetime-string-2/pom.xml
+++ b/core-java-modules/core-java-datetime-string-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-datetime-string-2</artifactId>
-    <version>${project.parent.version}</version>
     <name>core-java-datetime-string-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-datetime-string/pom.xml b/core-java-modules/core-java-datetime-string/pom.xml
index 2b3c2edb02..3efb2fe728 100644
--- a/core-java-modules/core-java-datetime-string/pom.xml
+++ b/core-java-modules/core-java-datetime-string/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-datetime-string</artifactId>
-    <version>${project.parent.version}</version>
     <name>core-java-datetime-string</name>
     <packaging>jar</packaging>
 
@@ -20,7 +19,6 @@
             <artifactId>commons-lang3</artifactId>
             <version>${commons-lang3.version}</version>
         </dependency>
-        <!-- https://mvnrepository.com/artifact/commons-validator/commons-validator -->
         <dependency>
             <groupId>commons-validator</groupId>
             <artifactId>commons-validator</artifactId>
diff --git a/core-java-modules/core-java-exceptions-2/pom.xml b/core-java-modules/core-java-exceptions-2/pom.xml
index 9103672cd4..8bf5605f09 100644
--- a/core-java-modules/core-java-exceptions-2/pom.xml
+++ b/core-java-modules/core-java-exceptions-2/pom.xml
@@ -5,8 +5,6 @@
     <artifactId>core-java-exceptions-2</artifactId>
     <name>core-java-exceptions-2</name>
     <packaging>jar</packaging>
-    <description> </description>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung.core-java-modules</groupId>
diff --git a/core-java-modules/core-java-exceptions-3/pom.xml b/core-java-modules/core-java-exceptions-3/pom.xml
index 7eaa57edf1..6ef979b54a 100644
--- a/core-java-modules/core-java-exceptions-3/pom.xml
+++ b/core-java-modules/core-java-exceptions-3/pom.xml
@@ -3,9 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung.exceptions</groupId>
     <artifactId>core-java-exceptions-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-exceptions-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-exceptions-4/pom.xml b/core-java-modules/core-java-exceptions-4/pom.xml
index e9eb1bf379..c41c782fcc 100644
--- a/core-java-modules/core-java-exceptions-4/pom.xml
+++ b/core-java-modules/core-java-exceptions-4/pom.xml
@@ -3,9 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung.exceptions</groupId>
     <artifactId>core-java-exceptions-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-exceptions-4</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-exceptions/pom.xml b/core-java-modules/core-java-exceptions/pom.xml
index 866248b416..0bb6e86c76 100644
--- a/core-java-modules/core-java-exceptions/pom.xml
+++ b/core-java-modules/core-java-exceptions/pom.xml
@@ -3,9 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung.exceptions</groupId>
     <artifactId>core-java-exceptions</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-exceptions</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-function/pom.xml b/core-java-modules/core-java-function/pom.xml
index ebc34aaf4b..e8b538ad24 100644
--- a/core-java-modules/core-java-function/pom.xml
+++ b/core-java-modules/core-java-function/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-function</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-function</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-functional/pom.xml b/core-java-modules/core-java-functional/pom.xml
index 9ad47f8133..4b0bf9f730 100644
--- a/core-java-modules/core-java-functional/pom.xml
+++ b/core-java-modules/core-java-functional/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-functional</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-functional</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-hex/pom.xml b/core-java-modules/core-java-hex/pom.xml
index afac1c4d66..71e6b15b2e 100644
--- a/core-java-modules/core-java-hex/pom.xml
+++ b/core-java-modules/core-java-hex/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-hex</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-hex</name>
     <packaging>jar</packaging>
 
@@ -14,12 +13,4 @@
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
-    <dependencies>
-        
-    </dependencies>
-
-    <properties>
-        
-    </properties>
-
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-httpclient/pom.xml b/core-java-modules/core-java-httpclient/pom.xml
index 3df0447ff0..f3730d1b45 100644
--- a/core-java-modules/core-java-httpclient/pom.xml
+++ b/core-java-modules/core-java-httpclient/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-httpclient</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-httpclient</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-io-2/pom.xml b/core-java-modules/core-java-io-2/pom.xml
index b5f43d5a94..8f4f2518fe 100644
--- a/core-java-modules/core-java-io-2/pom.xml
+++ b/core-java-modules/core-java-io-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-io-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-io-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-io-3/pom.xml b/core-java-modules/core-java-io-3/pom.xml
index 4901133854..26ea301837 100644
--- a/core-java-modules/core-java-io-3/pom.xml
+++ b/core-java-modules/core-java-io-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-io-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-io-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-io-4/pom.xml b/core-java-modules/core-java-io-4/pom.xml
index 2cc05698fc..30177e5c09 100644
--- a/core-java-modules/core-java-io-4/pom.xml
+++ b/core-java-modules/core-java-io-4/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-io-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-io-4</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-io-apis-2/pom.xml b/core-java-modules/core-java-io-apis-2/pom.xml
index 70c3a87da2..5ad5528bad 100644
--- a/core-java-modules/core-java-io-apis-2/pom.xml
+++ b/core-java-modules/core-java-io-apis-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-io-apis-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-io-apis-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-io-apis/pom.xml b/core-java-modules/core-java-io-apis/pom.xml
index fab2bff959..f9d404cd5b 100644
--- a/core-java-modules/core-java-io-apis/pom.xml
+++ b/core-java-modules/core-java-io-apis/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-io-apis</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-io-apis</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-io-conversions-2/pom.xml b/core-java-modules/core-java-io-conversions-2/pom.xml
index 24708ad967..2c49bbfd81 100644
--- a/core-java-modules/core-java-io-conversions-2/pom.xml
+++ b/core-java-modules/core-java-io-conversions-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-io-conversions-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-io-conversions-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-io-conversions/pom.xml b/core-java-modules/core-java-io-conversions/pom.xml
index 8d5a47a1ac..a44c352df2 100644
--- a/core-java-modules/core-java-io-conversions/pom.xml
+++ b/core-java-modules/core-java-io-conversions/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-io-conversions</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-io-conversions</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-io/pom.xml b/core-java-modules/core-java-io/pom.xml
index e645534b46..ce072e6875 100644
--- a/core-java-modules/core-java-io/pom.xml
+++ b/core-java-modules/core-java-io/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-io</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-io</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-jar/pom.xml b/core-java-modules/core-java-jar/pom.xml
index 0ce2414f1e..e4a43bdf1f 100644
--- a/core-java-modules/core-java-jar/pom.xml
+++ b/core-java-modules/core-java-jar/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-jar</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-jar</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-jndi/pom.xml b/core-java-modules/core-java-jndi/pom.xml
index 752700c390..e48bec6622 100644
--- a/core-java-modules/core-java-jndi/pom.xml
+++ b/core-java-modules/core-java-jndi/pom.xml
@@ -3,9 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung.jndi</groupId>
     <artifactId>core-java-jndi</artifactId>
-    <version>1.0-SNAPSHOT</version>
     <name>core-java-jndi</name>
 
     <parent>
diff --git a/core-java-modules/core-java-jvm-2/pom.xml b/core-java-modules/core-java-jvm-2/pom.xml
index 59d2842ffe..2ccc847a6f 100644
--- a/core-java-modules/core-java-jvm-2/pom.xml
+++ b/core-java-modules/core-java-jvm-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-jvm-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-jvm-2</name>
     <packaging>jar</packaging>
 
@@ -47,10 +46,8 @@
     <properties>
         <jol-core.version>0.10</jol-core.version>
         <reflections.version>0.10.2</reflections.version>
-
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
     </properties>
 
-
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-jvm-3/pom.xml b/core-java-modules/core-java-jvm-3/pom.xml
index cb2d8b0b85..78f4201c94 100644
--- a/core-java-modules/core-java-jvm-3/pom.xml
+++ b/core-java-modules/core-java-jvm-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-jvm-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-jvm-3</name>
     <packaging>jar</packaging>
 
@@ -14,7 +13,4 @@
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
-    <dependencies>
-    </dependencies>
-
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-jvm/pom.xml b/core-java-modules/core-java-jvm/pom.xml
index 856c6356a4..52bdf8bc5d 100644
--- a/core-java-modules/core-java-jvm/pom.xml
+++ b/core-java-modules/core-java-jvm/pom.xml
@@ -1,10 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-jvm</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-jvm</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lambdas/pom.xml b/core-java-modules/core-java-lambdas/pom.xml
index f1e61ab8bf..a7fc5355d7 100644
--- a/core-java-modules/core-java-lambdas/pom.xml
+++ b/core-java-modules/core-java-lambdas/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lambdas</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lambdas</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lang-2/pom.xml b/core-java-modules/core-java-lang-2/pom.xml
index 4a89a22577..22055cf252 100644
--- a/core-java-modules/core-java-lang-2/pom.xml
+++ b/core-java-modules/core-java-lang-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lang-3/pom.xml b/core-java-modules/core-java-lang-3/pom.xml
index 331d91dff6..f29fa6494a 100644
--- a/core-java-modules/core-java-lang-3/pom.xml
+++ b/core-java-modules/core-java-lang-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lang-4/pom.xml b/core-java-modules/core-java-lang-4/pom.xml
index de67ddf55a..6977621a0e 100644
--- a/core-java-modules/core-java-lang-4/pom.xml
+++ b/core-java-modules/core-java-lang-4/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang-4</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lang-5/pom.xml b/core-java-modules/core-java-lang-5/pom.xml
index e3130632fb..8e95fc4405 100644
--- a/core-java-modules/core-java-lang-5/pom.xml
+++ b/core-java-modules/core-java-lang-5/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-5</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang-5</name>
     <packaging>jar</packaging>
 
@@ -13,12 +12,6 @@
         <artifactId>core-java-modules</artifactId>
         <version>0.0.1-SNAPSHOT</version>
     </parent>
-    
-    <properties>
-        <commons-lang3.version>3.12.0</commons-lang3.version>
-        <reflections.version>0.10.2</reflections.version>
-    </properties>
-    
 
     <build>
         <finalName>core-java-lang-5</finalName>
@@ -29,4 +22,10 @@
             </resource>
         </resources>
     </build>
+
+    <properties>
+        <commons-lang3.version>3.12.0</commons-lang3.version>
+        <reflections.version>0.10.2</reflections.version>
+    </properties>
+
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-lang-math-2/pom.xml b/core-java-modules/core-java-lang-math-2/pom.xml
index e6ead53350..223c791d35 100644
--- a/core-java-modules/core-java-lang-math-2/pom.xml
+++ b/core-java-modules/core-java-lang-math-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-math-2</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <name>core-java-lang-math-2</name>
 
     <parent>
diff --git a/core-java-modules/core-java-lang-math-3/pom.xml b/core-java-modules/core-java-lang-math-3/pom.xml
index 38cb6dfa17..9cd3673df3 100644
--- a/core-java-modules/core-java-lang-math-3/pom.xml
+++ b/core-java-modules/core-java-lang-math-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-math-3</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <name>core-java-lang-math-3</name>
 
     <parent>
diff --git a/core-java-modules/core-java-lang-math/pom.xml b/core-java-modules/core-java-lang-math/pom.xml
index 37550b67d8..551e5db1d5 100644
--- a/core-java-modules/core-java-lang-math/pom.xml
+++ b/core-java-modules/core-java-lang-math/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-math</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang-math</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lang-operators-2/pom.xml b/core-java-modules/core-java-lang-operators-2/pom.xml
index 9d925c553a..4170f9f6a0 100644
--- a/core-java-modules/core-java-lang-operators-2/pom.xml
+++ b/core-java-modules/core-java-lang-operators-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-operators-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang-operators-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lang-operators/pom.xml b/core-java-modules/core-java-lang-operators/pom.xml
index c61fb81354..1815d01dcc 100644
--- a/core-java-modules/core-java-lang-operators/pom.xml
+++ b/core-java-modules/core-java-lang-operators/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-operators</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang-operators</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lang-syntax-2/pom.xml b/core-java-modules/core-java-lang-syntax-2/pom.xml
index fdb0503174..bae5f0b6bd 100644
--- a/core-java-modules/core-java-lang-syntax-2/pom.xml
+++ b/core-java-modules/core-java-lang-syntax-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-syntax-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang-syntax-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lang-syntax/pom.xml b/core-java-modules/core-java-lang-syntax/pom.xml
index 7cdbc40fbc..005bdc73cc 100644
--- a/core-java-modules/core-java-lang-syntax/pom.xml
+++ b/core-java-modules/core-java-lang-syntax/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang-syntax</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang-syntax</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-lang/pom.xml b/core-java-modules/core-java-lang/pom.xml
index 4989c6a5a7..27cf0ac276 100644
--- a/core-java-modules/core-java-lang/pom.xml
+++ b/core-java-modules/core-java-lang/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-lang</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-lang</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-networking-4/pom.xml b/core-java-modules/core-java-networking-4/pom.xml
index a3694cfea8..5fca4a1cab 100644
--- a/core-java-modules/core-java-networking-4/pom.xml
+++ b/core-java-modules/core-java-networking-4/pom.xml
@@ -14,7 +14,6 @@
     </parent>
 
     <dependencies>
-        <!-- https://mvnrepository.com/artifact/commons-validator/commons-validator -->
         <dependency>
             <groupId>commons-validator</groupId>
             <artifactId>commons-validator</artifactId>
@@ -25,7 +24,6 @@
             <artifactId>jsoup</artifactId>
             <version>${jsoup.version}</version>
         </dependency>
-
     </dependencies>
 
     <build>
diff --git a/core-java-modules/core-java-networking/pom.xml b/core-java-modules/core-java-networking/pom.xml
index 9974134eae..19c620198d 100644
--- a/core-java-modules/core-java-networking/pom.xml
+++ b/core-java-modules/core-java-networking/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-networking</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-networking</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-nio-2/pom.xml b/core-java-modules/core-java-nio-2/pom.xml
index eb56c2bf68..e35b70cfc7 100644
--- a/core-java-modules/core-java-nio-2/pom.xml
+++ b/core-java-modules/core-java-nio-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-nio-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-nio-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-nio/pom.xml b/core-java-modules/core-java-nio/pom.xml
index 9e1c529a65..35fef82df5 100644
--- a/core-java-modules/core-java-nio/pom.xml
+++ b/core-java-modules/core-java-nio/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-nio</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-nio</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-numbers-2/pom.xml b/core-java-modules/core-java-numbers-2/pom.xml
index ac3843607e..46e0fa47b4 100644
--- a/core-java-modules/core-java-numbers-2/pom.xml
+++ b/core-java-modules/core-java-numbers-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-numbers-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-numbers-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-numbers-6/pom.xml b/core-java-modules/core-java-numbers-6/pom.xml
index 4957eb89c6..0f78f41b9f 100644
--- a/core-java-modules/core-java-numbers-6/pom.xml
+++ b/core-java-modules/core-java-numbers-6/pom.xml
@@ -6,16 +6,12 @@
     <name>core-java-numbers-6</name>
     <packaging>jar</packaging>
 
-      <parent>
+    <parent>
         <groupId>com.baeldung.core-java-modules</groupId>
         <artifactId>core-java-modules</artifactId>
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
-    <dependencies>
-        
-    </dependencies>
-
     <build>
         <finalName>core-java-numbers-6</finalName>
         <resources>
diff --git a/core-java-modules/core-java-numbers/pom.xml b/core-java-modules/core-java-numbers/pom.xml
index 4b2cae8ee9..38def238e8 100644
--- a/core-java-modules/core-java-numbers/pom.xml
+++ b/core-java-modules/core-java-numbers/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-numbers</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-numbers</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-optional/pom.xml b/core-java-modules/core-java-optional/pom.xml
index 08441f6cee..eeefed867e 100644
--- a/core-java-modules/core-java-optional/pom.xml
+++ b/core-java-modules/core-java-optional/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-optional</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-optional</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-os/pom.xml b/core-java-modules/core-java-os/pom.xml
index ef29e435a5..d4ee34b8b7 100644
--- a/core-java-modules/core-java-os/pom.xml
+++ b/core-java-modules/core-java-os/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-os</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-os</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-perf/pom.xml b/core-java-modules/core-java-perf/pom.xml
index f6f3ef795c..c21fc94ec1 100644
--- a/core-java-modules/core-java-perf/pom.xml
+++ b/core-java-modules/core-java-perf/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-perf</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-perf</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-reflection-2/pom.xml b/core-java-modules/core-java-reflection-2/pom.xml
index ee3eeee734..c7a4981533 100644
--- a/core-java-modules/core-java-reflection-2/pom.xml
+++ b/core-java-modules/core-java-reflection-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-reflection-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-reflection-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-reflection-private-constructor/pom.xml b/core-java-modules/core-java-reflection-private-constructor/pom.xml
index b53aa2c61b..aee7815e23 100644
--- a/core-java-modules/core-java-reflection-private-constructor/pom.xml
+++ b/core-java-modules/core-java-reflection-private-constructor/pom.xml
@@ -1,10 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-reflection-private-constructor</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-reflection-private-constructor</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-reflection/pom.xml b/core-java-modules/core-java-reflection/pom.xml
index f6ee08dbda..a836ee4a22 100644
--- a/core-java-modules/core-java-reflection/pom.xml
+++ b/core-java-modules/core-java-reflection/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-reflection</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-reflection</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-regex-2/pom.xml b/core-java-modules/core-java-regex-2/pom.xml
index ae9385e63c..ddfba35cb2 100644
--- a/core-java-modules/core-java-regex-2/pom.xml
+++ b/core-java-modules/core-java-regex-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-regex-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-regex-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-regex/pom.xml b/core-java-modules/core-java-regex/pom.xml
index 93f3ae3cdb..00b8107c57 100644
--- a/core-java-modules/core-java-regex/pom.xml
+++ b/core-java-modules/core-java-regex/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-regex</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-regex</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-security-2/pom.xml b/core-java-modules/core-java-security-2/pom.xml
index 7a354ee9e2..0fc121c070 100644
--- a/core-java-modules/core-java-security-2/pom.xml
+++ b/core-java-modules/core-java-security-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-security-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-security-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-security-3/pom.xml b/core-java-modules/core-java-security-3/pom.xml
index 3cd546e697..fef8b53289 100644
--- a/core-java-modules/core-java-security-3/pom.xml
+++ b/core-java-modules/core-java-security-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-security-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-security-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-security-algorithms/pom.xml b/core-java-modules/core-java-security-algorithms/pom.xml
index 967ddc103e..0dde9f861a 100644
--- a/core-java-modules/core-java-security-algorithms/pom.xml
+++ b/core-java-modules/core-java-security-algorithms/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-security-algorithms</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-security-algorithms</name>
     <packaging>jar</packaging>
 
@@ -25,7 +24,6 @@
             <artifactId>bcprov-jdk15on</artifactId>
             <version>${bouncycastle.version}</version>
         </dependency>
-        <!-- https://mvnrepository.com/artifact/javax.xml.bind/jaxb-api -->
         <dependency>
             <groupId>javax.xml.bind</groupId>
             <artifactId>jaxb-api</artifactId>
diff --git a/core-java-modules/core-java-security/pom.xml b/core-java-modules/core-java-security/pom.xml
index 66b56ada74..921017b080 100644
--- a/core-java-modules/core-java-security/pom.xml
+++ b/core-java-modules/core-java-security/pom.xml
@@ -1,10 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-security</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-security</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-serialization/pom.xml b/core-java-modules/core-java-serialization/pom.xml
index c82ae9d1d6..04144fb27f 100644
--- a/core-java-modules/core-java-serialization/pom.xml
+++ b/core-java-modules/core-java-serialization/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-serialization</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-serialization</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-streams-2/pom.xml b/core-java-modules/core-java-streams-2/pom.xml
index c8fa83c55a..9725497b04 100644
--- a/core-java-modules/core-java-streams-2/pom.xml
+++ b/core-java-modules/core-java-streams-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-streams-2</artifactId>
-    <version>1.0</version>
     <name>core-java-streams-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-streams-3/pom.xml b/core-java-modules/core-java-streams-3/pom.xml
index 3074a647ff..9c657119b5 100644
--- a/core-java-modules/core-java-streams-3/pom.xml
+++ b/core-java-modules/core-java-streams-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-streams-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-streams-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-streams-4/pom.xml b/core-java-modules/core-java-streams-4/pom.xml
index 46c0f3f7e1..fe791ebd42 100644
--- a/core-java-modules/core-java-streams-4/pom.xml
+++ b/core-java-modules/core-java-streams-4/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-streams-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-streams-4</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-streams-collect/pom.xml b/core-java-modules/core-java-streams-collect/pom.xml
index c60cf2ab93..e81598017c 100644
--- a/core-java-modules/core-java-streams-collect/pom.xml
+++ b/core-java-modules/core-java-streams-collect/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-streams-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-streams-collect</name>
     <packaging>jar</packaging>
 
@@ -35,7 +34,6 @@
         </dependency>
     </dependencies>
 
-
     <properties>
         <assertj.version>3.23.1</assertj.version>
     </properties>
diff --git a/core-java-modules/core-java-streams-maps/pom.xml b/core-java-modules/core-java-streams-maps/pom.xml
index 06cc9ceef6..66e1fedd87 100644
--- a/core-java-modules/core-java-streams-maps/pom.xml
+++ b/core-java-modules/core-java-streams-maps/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-streams-maps</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-streams-maps</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-streams/pom.xml b/core-java-modules/core-java-streams/pom.xml
index a6bb827e77..b0794829c2 100644
--- a/core-java-modules/core-java-streams/pom.xml
+++ b/core-java-modules/core-java-streams/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-streams</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-streams</name>
     <packaging>jar</packaging>
 
@@ -15,7 +14,6 @@
     </parent>
 
     <dependencies>
-        <!-- https://mvnrepository.com/artifact/org.openjdk.jmh/jmh-core -->
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-core</artifactId>
diff --git a/core-java-modules/core-java-string-algorithms-2/pom.xml b/core-java-modules/core-java-string-algorithms-2/pom.xml
index 5af187abc2..3fdb022a4b 100644
--- a/core-java-modules/core-java-string-algorithms-2/pom.xml
+++ b/core-java-modules/core-java-string-algorithms-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-algorithms-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-algorithms-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-algorithms-3/pom.xml b/core-java-modules/core-java-string-algorithms-3/pom.xml
index 147ea22375..74a9486ec0 100644
--- a/core-java-modules/core-java-string-algorithms-3/pom.xml
+++ b/core-java-modules/core-java-string-algorithms-3/pom.xml
@@ -3,7 +3,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-algorithms-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-algorithms-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-algorithms/pom.xml b/core-java-modules/core-java-string-algorithms/pom.xml
index 84f3b61f84..10d28feb2f 100644
--- a/core-java-modules/core-java-string-algorithms/pom.xml
+++ b/core-java-modules/core-java-string-algorithms/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-algorithms</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-algorithms</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-apis-2/pom.xml b/core-java-modules/core-java-string-apis-2/pom.xml
index ba983d7593..db97b85748 100644
--- a/core-java-modules/core-java-string-apis-2/pom.xml
+++ b/core-java-modules/core-java-string-apis-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-apis-2</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <name>core-java-string-apis-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-apis/pom.xml b/core-java-modules/core-java-string-apis/pom.xml
index 6a382c3c57..5d7737228c 100644
--- a/core-java-modules/core-java-string-apis/pom.xml
+++ b/core-java-modules/core-java-string-apis/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-apis</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-apis</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-conversions-2/pom.xml b/core-java-modules/core-java-string-conversions-2/pom.xml
index e424ef3083..90463271b8 100644
--- a/core-java-modules/core-java-string-conversions-2/pom.xml
+++ b/core-java-modules/core-java-string-conversions-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-conversions-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-conversions-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-conversions/pom.xml b/core-java-modules/core-java-string-conversions/pom.xml
index c715e22ed4..b87431cd0b 100644
--- a/core-java-modules/core-java-string-conversions/pom.xml
+++ b/core-java-modules/core-java-string-conversions/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-conversions</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-conversions</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-operations-2/pom.xml b/core-java-modules/core-java-string-operations-2/pom.xml
index 92bfa6b2d8..c6debc4f71 100644
--- a/core-java-modules/core-java-string-operations-2/pom.xml
+++ b/core-java-modules/core-java-string-operations-2/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-operations-2</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-operations-2</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-operations-3/pom.xml b/core-java-modules/core-java-string-operations-3/pom.xml
index 19b3d57ffd..39167271fa 100644
--- a/core-java-modules/core-java-string-operations-3/pom.xml
+++ b/core-java-modules/core-java-string-operations-3/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-operations-3</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-operations-3</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-operations-4/pom.xml b/core-java-modules/core-java-string-operations-4/pom.xml
index 0f1e377d18..cc755cf470 100644
--- a/core-java-modules/core-java-string-operations-4/pom.xml
+++ b/core-java-modules/core-java-string-operations-4/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-operations-4</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-operations-4</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-operations-5/pom.xml b/core-java-modules/core-java-string-operations-5/pom.xml
index efb32c73b9..2a2a353984 100644
--- a/core-java-modules/core-java-string-operations-5/pom.xml
+++ b/core-java-modules/core-java-string-operations-5/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-operations-5</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-operations-5</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-string-operations/pom.xml b/core-java-modules/core-java-string-operations/pom.xml
index 0970125281..577736a324 100644
--- a/core-java-modules/core-java-string-operations/pom.xml
+++ b/core-java-modules/core-java-string-operations/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-string-operations</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-string-operations</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-strings/pom.xml b/core-java-modules/core-java-strings/pom.xml
index 2cc35dad5f..e3cdb3c666 100644
--- a/core-java-modules/core-java-strings/pom.xml
+++ b/core-java-modules/core-java-strings/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-strings</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-strings</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-sun/pom.xml b/core-java-modules/core-java-sun/pom.xml
index e959932235..c9427f66a3 100644
--- a/core-java-modules/core-java-sun/pom.xml
+++ b/core-java-modules/core-java-sun/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-sun</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-sun</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-time-measurements/pom.xml b/core-java-modules/core-java-time-measurements/pom.xml
index ac5fb3a5e6..7b2bc31ebb 100644
--- a/core-java-modules/core-java-time-measurements/pom.xml
+++ b/core-java-modules/core-java-time-measurements/pom.xml
@@ -3,9 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung.exception.numberformat</groupId>
     <artifactId>core-java-time-measurements</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <name>core-java-time-measurements</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java-uuid/pom.xml b/core-java-modules/core-java-uuid/pom.xml
index 7d851292f5..b97db174b4 100644
--- a/core-java-modules/core-java-uuid/pom.xml
+++ b/core-java-modules/core-java-uuid/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-uuid</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java-uuid</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/core-java/pom.xml b/core-java-modules/core-java/pom.xml
index 87abe6c007..552999702e 100644
--- a/core-java-modules/core-java/pom.xml
+++ b/core-java-modules/core-java/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>core-java</name>
     <packaging>jar</packaging>
 
diff --git a/core-java-modules/pom.xml b/core-java-modules/pom.xml
index 52360d060f..1292cdc6c8 100644
--- a/core-java-modules/pom.xml
+++ b/core-java-modules/pom.xml
@@ -16,20 +16,20 @@
     </parent>
 
     <modules>
-        <!--Won't be upgraded to JDK 17-->
-        <!--<module>core-java</module>-->
-        <!--<module>core-java-8</module>-->
-        <!--<module>core-java-8-2</module>-->
-        <!--<module>core-java-8-datetime</module>-->
-        <!--<module>core-java-8-datetime-2</module>-->
-        <!--<module>core-java-collections-conversions-2</module>-->
-        <!--<module>core-java-lang</module>-->
-        <!--<module>core-java-lang-math-3</module>-->
-        <!--<module>core-java-nio-2</module>-->
-        <!--<module>core-java-security</module>-->
-        <!--<module>core-java-serialization</module>-->
-        <!--<module>core-java-streams-2</module>-->
-        <!--<module>core-java-sun</module>-->
+        <!--Won't be upgraded to JDK 17 -->
+        <!--<module>core-java</module> -->
+        <!--<module>core-java-8</module> -->
+        <!--<module>core-java-8-2</module> -->
+        <!--<module>core-java-8-datetime</module> -->
+        <!--<module>core-java-8-datetime-2</module> -->
+        <!--<module>core-java-collections-conversions-2</module> -->
+        <!--<module>core-java-lang</module> -->
+        <!--<module>core-java-lang-math-3</module> -->
+        <!--<module>core-java-nio-2</module> -->
+        <!--<module>core-java-security</module> -->
+        <!--<module>core-java-serialization</module> -->
+        <!--<module>core-java-streams-2</module> -->
+        <!--<module>core-java-sun</module> -->
 
         <module>core-java-annotations</module>
         <module>core-java-arrays-sorting</module>
diff --git a/core-java-modules/pre-jpms/pom.xml b/core-java-modules/pre-jpms/pom.xml
index 11db8f8027..67bc913767 100644
--- a/core-java-modules/pre-jpms/pom.xml
+++ b/core-java-modules/pre-jpms/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>pre-jpms</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <name>pre-jpms</name>
     <packaging>jar</packaging>
 
diff --git a/couchbase/pom.xml b/couchbase/pom.xml
index 095bda3610..823b33ee29 100644
--- a/couchbase/pom.xml
+++ b/couchbase/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>couchbase</artifactId>
-    <version>0.1-SNAPSHOT</version>
     <name>couchbase</name>
     <packaging>jar</packaging>
     <description>Couchbase Tutorials</description>
diff --git a/custom-pmd/pom.xml b/custom-pmd/pom.xml
index 38a5e30404..8097d4fefa 100644
--- a/custom-pmd/pom.xml
+++ b/custom-pmd/pom.xml
@@ -8,7 +8,6 @@
     <version>0.0.1</version>
     <name>custom-pmd</name>
     <packaging>jar</packaging>
-    <url>http://maven.apache.org</url>
 
     <parent>
         <groupId>com.baeldung</groupId>
diff --git a/data-structures/pom.xml b/data-structures/pom.xml
index cba602878f..aeadfcefc3 100644
--- a/data-structures/pom.xml
+++ b/data-structures/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>data-structures</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <name>data-structures</name>
 
     <parent>
@@ -13,13 +12,6 @@
         <version>1.0.0-SNAPSHOT</version>
     </parent>
 
-    <repositories>
-        <repository>
-            <id>github.release.repo</id>
-            <url>https://raw.github.com/bulldog2011/bulldog-repo/master/repo/releases/</url>
-        </repository>
-    </repositories>
-
     <dependencies>
         <dependency>
             <groupId>com.leansoft</groupId>
@@ -39,6 +31,13 @@
         </pluginManagement>
     </build>
 
+    <repositories>
+        <repository>
+            <id>github.release.repo</id>
+            <url>https://raw.github.com/bulldog2011/bulldog-repo/master/repo/releases/</url>
+        </repository>
+    </repositories>
+
     <properties>
         <bigqueue.version>0.7.0</bigqueue.version>
     </properties>
diff --git a/ddd/pom.xml b/ddd/pom.xml
index 6128bb1cd9..443b2b5148 100644
--- a/ddd/pom.xml
+++ b/ddd/pom.xml
@@ -3,7 +3,6 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung.ddd</groupId>
     <artifactId>ddd</artifactId>
     <name>ddd</name>
     <packaging>jar</packaging>
diff --git a/deeplearning4j/pom.xml b/deeplearning4j/pom.xml
index 01bac93214..875d8cdf85 100644
--- a/deeplearning4j/pom.xml
+++ b/deeplearning4j/pom.xml
@@ -3,9 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung.deeplearning4j</groupId>
     <artifactId>deeplearning4j</artifactId>
-    <version>1.0-SNAPSHOT</version>
     <name>deeplearning4j</name>
     <packaging>jar</packaging>
 
diff --git a/dependency-exclusion/core-java-exclusions/pom.xml b/dependency-exclusion/core-java-exclusions/pom.xml
index cf1b36656d..69701a2ead 100644
--- a/dependency-exclusion/core-java-exclusions/pom.xml
+++ b/dependency-exclusion/core-java-exclusions/pom.xml
@@ -1,10 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xmlns="http://maven.apache.org/POM/4.0.0"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>core-java-exclusions</artifactId>
-    <version>0.0.0-SNAPSHOT</version>
     <name>core-java-exclusions</name>
     <packaging>jar</packaging>
 
@@ -14,34 +13,6 @@
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
-<build>
-    <plugins>
-        <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-surefire-plugin</artifactId>
-            <version>${surefire-version}</version>
-            <configuration>
-                <runOrder>alphabetical</runOrder>
-                <threadCount>1</threadCount>
-                <properties>
-                    <property>
-                        <name>junit</name>
-                        <value>false</value>
-                    </property>
-                </properties>
-            </configuration>
-            <dependencies>
-                <dependency>
-                    <!-- Deactivate JUnit 4.7 engine by overriding it with an empty dummy -->
-                    <groupId>org.apache.maven.surefire</groupId>
-                    <artifactId>surefire-junit47</artifactId>
-                    <version>dummy</version>
-                </dependency>
-            </dependencies>
-        </plugin>
-    </plugins>
-</build>
-
     <dependencies>
         <dependency>
             <groupId>junit</groupId>
@@ -50,4 +21,32 @@
         </dependency>
     </dependencies>
 
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>${surefire-version}</version>
+                <configuration>
+                    <runOrder>alphabetical</runOrder>
+                    <threadCount>1</threadCount>
+                    <properties>
+                        <property>
+                            <name>junit</name>
+                            <value>false</value>
+                        </property>
+                    </properties>
+                </configuration>
+                <dependencies>
+                    <dependency>
+                        <!-- Deactivate JUnit 4.7 engine by overriding it with an empty dummy -->
+                        <groupId>org.apache.maven.surefire</groupId>
+                        <artifactId>surefire-junit47</artifactId>
+                        <version>dummy</version>
+                    </dependency>
+                </dependencies>
+            </plugin>
+        </plugins>
+    </build>
+
 </project>
diff --git a/dependency-exclusion/dummy-surefire-junit47/pom.xml b/dependency-exclusion/dummy-surefire-junit47/pom.xml
index 5859ddbe72..7332d8deb1 100644
--- a/dependency-exclusion/dummy-surefire-junit47/pom.xml
+++ b/dependency-exclusion/dummy-surefire-junit47/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xmlns="http://maven.apache.org/POM/4.0.0"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.apache.maven.surefire</groupId>
     <artifactId>surefire-junit47</artifactId>
diff --git a/di-modules/guice/pom.xml b/di-modules/guice/pom.xml
index a28dbe5297..d0d2876fc8 100644
--- a/di-modules/guice/pom.xml
+++ b/di-modules/guice/pom.xml
@@ -3,7 +3,6 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung.examples.guice</groupId>
     <artifactId>guice</artifactId>
     <name>guice</name>
     <packaging>jar</packaging>
diff --git a/discord4j/pom.xml b/discord4j/pom.xml
index 3ea85c05c7..086adebee5 100644
--- a/discord4j/pom.xml
+++ b/discord4j/pom.xml
@@ -3,9 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung</groupId>
     <artifactId>discord4j</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <name>discord4j</name>
     <description>Demo Discord bot using Discord4J + Spring Boot</description>
 
diff --git a/disruptor/pom.xml b/disruptor/pom.xml
index c2f9cf34b0..75e783e935 100644
--- a/disruptor/pom.xml
+++ b/disruptor/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>disruptor</artifactId>
-    <version>0.1.0-SNAPSHOT</version>
     <name>disruptor</name>
     <packaging>jar</packaging>
 
diff --git a/docker-modules/docker-caching/multi-module-caching/pom.xml b/docker-modules/docker-caching/multi-module-caching/pom.xml
index 94a370453c..1fdd6173bc 100644
--- a/docker-modules/docker-caching/multi-module-caching/pom.xml
+++ b/docker-modules/docker-caching/multi-module-caching/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung</groupId>
     <artifactId>multi-module-caching</artifactId>
diff --git a/docker-modules/docker-caching/single-module-caching/pom.xml b/docker-modules/docker-caching/single-module-caching/pom.xml
index 4a4e53f1d3..a388c7563f 100644
--- a/docker-modules/docker-caching/single-module-caching/pom.xml
+++ b/docker-modules/docker-caching/single-module-caching/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung</groupId>
     <artifactId>single-module-caching</artifactId>
diff --git a/docker-modules/docker-compose-2/pom.xml b/docker-modules/docker-compose-2/pom.xml
index 851742309d..3a94ee3901 100644
--- a/docker-modules/docker-compose-2/pom.xml
+++ b/docker-modules/docker-compose-2/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>docker-compose-2</artifactId>
     <description>Demo project for Spring Boot and Docker - Module docker-compose-2</description>
diff --git a/docker-modules/docker-containers/pom.xml b/docker-modules/docker-containers/pom.xml
index 42c2d403e4..79bf0aee72 100644
--- a/docker-modules/docker-containers/pom.xml
+++ b/docker-modules/docker-containers/pom.xml
@@ -5,7 +5,6 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.docker</groupId>
     <artifactId>docker-containers</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
     <description>Demo project for Spring Boot</description>
 
     <parent>
diff --git a/docker-modules/pom.xml b/docker-modules/pom.xml
index 1a87fa5d1c..b4c5240718 100644
--- a/docker-modules/pom.xml
+++ b/docker-modules/pom.xml
@@ -3,9 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung</groupId>
     <artifactId>docker-modules</artifactId>
-    <version>1.0.0-SNAPSHOT</version>
     <name>docker-modules</name>
     <packaging>pom</packaging>
 
diff --git a/dozer/pom.xml b/dozer/pom.xml
index 840763445c..66f4ee8227 100644
--- a/dozer/pom.xml
+++ b/dozer/pom.xml
@@ -4,7 +4,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>dozer</artifactId>
-    <version>1.0</version>
     <name>dozer</name>
 
     <parent>