- You'll likely need
homebrew
before you can install Ruby. - Both
rvm
andrbenv
are good ways to install Ruby. - If you run into errors during Ruby installation, run
brew doctor
and follow the advice given, if any.
- It's highly recommended to use WSL2 for your development environment. Verify that you have version 2 enabled.
rvm
orrbenv
should work from there.
- Use
rvm
orrbenv
.
-
Most integration tests fail with an exception. This is usually caused by an improperly installed/linked version of QT, particularly on OSX. This wiki section should set you straight.
-
"Error: EACCES: permission denied, open '/home/username/.babel.json'" This happen, when babel don't have acces to ~/. To fix this, use command:
BABEL_DISABLE_CACHE=1 yarn start
-
"sh: 1: node: not found" This usually happen on Ubuntu 16.04, when nodejs is not linked as 'node'. To fix this, use command:
sudo ln -s /usr/bin/nodejs /usr/bin/node
-
*"Gem::Ext::BuildError: ERROR: Failed to build gem native extension. .rb can't find header files on running
bundle install
" This happens when header files required are not installed in the system. To fix this install a package, using command:sudo apt-get install ruby2.3-dev
-
My sql setup should come before installing bundler.
-
"Sorry you can't use Pry without Readline or a compatible library". add
rb-readline
to the Gemfile in the development group. -
For Debian users, if you could not start the mysql command line using
sudo mysql
. Your default password is blank. Go to database.yml and type in your password in the password field.- In database.yml:
password: "mypassword"
Then start the command line: - Debian:
mysql -u root -p
SET PASSWORD FOR 'root'@'localhost' = PASSWORD('mypassword')
CREATE DATABASE dashboard DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
CREATE DATABASE dashboard_testing DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
exit
- In database.yml:
-
**When running yarn : **
ERROR: There are no scenarios; must have at least one
. Your system has cmdtest installed, which provides a different program as yarn. Uninstall itsudo apt remove cmdtest
, then re-install yarnsudo npg -g install yarn
and try again. -
To check if redis is running as a daemon in Linux
ps aux | grep redis-server
-
Use node v10 or lower to avoid any errors.
-
For WSL users , if rspec tests are taking too long to run make sure to fork the repo in the linux file system and not in the windows partition. Use command
pwd
to know the exact path of your repo. If the path starts with/mnt/
, the repo is in windows partition. Follow the documentation availible at link: https://learn.microsoft.com/en-us/windows/wsl/filesystems to know more about storing and moving files in the linux file system.If you have received error related to dependencies(
sudo apt-get install -y redis-server mariadb-server libmariadb-dev rvm nodejs npm pandoc
), try to install packages one by one and figure out which packages are creating problems).
Solution to some of the errors for WSL users:
-
mariaDB Package error (
The following packages have unmet dependencies: mariadb-server : Depends: mariadb-server-10.4 (>= 1:10.4.8+maria~disco) but it is not going to be installed
): Trysudo aptitude install mariadb-server
: you will get suggestions of the packages not installed. When prompted for accepting the solution - write 'n', then it will fix itself and will again prompt for reinstalling mariadb packages - this time write 'y'. Reopen the terminal and check if you can start mariadb server. -
npm error(
unmet dependencies
): Try usingaptitude
.sudo apt-get install aptitude
sudo aptitude install npm
-
rvm install 3.1.2' command error (
cannot create directory...: Permission denied
): Try usingrvm fix-permissions system; rvm fix-permissions user
-
error:
usermod: group 'rvm' does not exist:
Trysudo groupadd rvm