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nav/_quickreference/common-commands.md

@@ -5,24 +5,28 @@ description: "Here is a list of commonly used Linux terminal commands"
 categories: quickreference
 order: 51
 ---
-
+:star: = Personal favorites
+
 ### Favorite Linux commands
-* `cd [directory]` **Change directory**
-*This command can also be used double dots to go back one level `cd ..` or with dash `cd -` to go back to previous directory. `cd ~` to get to HOME directory and `cd /` to get to root directory.*
-* `mkdir [directory]` **Make directory**
-* `CTRL+l` **Clear screen**
-*`CTRL+r` **Find a previous command**
+* `cd [directory]` - *Change directory.
+This command can also be used double dots to go back one level `cd ..` or with dash `cd -` to go back to previous directory. `cd ~` or `cd ` to get to HOME directory and `cd /` to get to root directory.*
+* `mkdir [directory]` -*Make directory*
+* `rm [file | directory]` removes a file of directory. If the directory is not empty. use the recursive flag `-r`
+* `CTRL+l` -*Clear screen*
+*`CTRL+r` -*Find a previous command*
 *Hit `CTRL+r` and start typing to find a command you have used before*
-* `sudo [command]` **Run command as root**
-* `sudo su` **Change user to `root`**
-* `find -name [name of file]` **Find a file by name**
-* `cat [file name]` **View content of file**
-* `df -h` **shows available and used disk space on the Linux system**
-* `chmod +x [file name]` **Makes file executable**
-* `grep` is used to filter output such as `df -h | grep udev` returns only one row from the `df` command
-* `asw` spits an input into an array. For instance `df -h | grep udev | awk '{print $2}'` returns only the second column.
+* `whoami` -*Show the current user*
+* `sudo [command]` -*Run command as root*
+* `sudo su` -*Change user to `root`*
+* `find -name [name of file]` -*Find a file by name*
+* `grep -R ./ -e "[seach pattern]"` -*find files containing a word or pattern* :star:
+* `cat [file name]` -*View content of file*
+* `df -h` -*shows available and used disk space on the Linux system*
+* `chmod +x [file name]` -*Makes file executable*
+* `grep` - is used to filter output such as `df -h | grep udev` returns only one row from the `df` command
+* `asw` - spits an input into an array. For instance `df -h | grep udev | awk '{print $2}'` returns only the second column.
 
-**grep and awk** sample
+**grep and awk** sample :star:
 ```
 $ df -h
 Filesystem      Size  Used Avail Use% Mounted on
@@ -74,7 +78,7 @@ $ df | grep udev | awk '{print $2}'
 ### Favorite **journalctl** commands
 `journalctl` is also part of the `systemd` suite and helps you view logfile in real-time.
 
-`journalctl -u [service] -n [number of previous lines] -f`. E.g.
+`journalctl -u [service] -n [number of previous lines] -f` :star:. E.g.
 ```
 journalctl -u microservicebus-node -n 100 -f
 ```