paperclip

https://github.com/thoughtbot/paperclip

Ruby

Easy file attachment management for ActiveRecord

EmailHelper#extract_domain_without_tld

No Docs, write some!

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Edit

git clone git@github.com:thoughtbot/paperclip.git
cd paperclip
open

Contribute

# Make a new branch
git checkout -b -your-name--update-docs-EmailHelper-extract_domain_without_tld-for-pr

# Commit to git
git add git commit -m "better docs for EmailHelper#extract_domain_without_tld"

# Open pull request
gem install hub # on a mac you can `brew install hub`
hub fork
git push <your name> -your-name--update-docs-EmailHelper-extract_domain_without_tld-for-pr
hub pull-request

# Celebrate!