rails_admin

https://github.com/railsadminteam/rails_admin

Ruby

RailsAdmin is a Rails engine that provides an easy-to-use interface for managing your data

Gitlab::Utils#which

See: http://stackoverflow.com/questions/2108727/which-in-ruby-checking-if-program-exists-in-path-from-ruby
Cross-platform way of finding an executable in the $PATH.

  which('ruby') #=> /usr/bin/ruby

Source | Google | Stack overflow

Edit

git clone [email protected]:railsadminteam/rails_admin.git
cd rails_admin
open

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-Gitlab--Utils-which-for-pr

# Commit to git

git add git commit -m "better docs for Gitlab::Utils#which"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-Gitlab--Utils-which-for-pr

hub pull-request

# Celebrate!