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::BackgroundMigration.perform

Performs a background migration.

class_name - The name of the background migration class as defined in the
             Gitlab::BackgroundMigration namespace.

arguments - The arguments to pass to the background migration's "perform"
            method.

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--BackgroundMigration-perform-for-pr

# Commit to git

git add git commit -m "better docs for Gitlab::BackgroundMigration.perform"

# 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--BackgroundMigration-perform-for-pr

hub pull-request

# Celebrate!