devise

https://github.com/plataformatec/devise

Ruby

Flexible authentication solution for Rails with Warden.

Devise::Models::Rememberable#forget_me!

If the record is persisted, remove the remember token (but only if
it exists), and save the record without validations.

Source | Google | Stack overflow

Edit

git clone [email protected]:plataformatec/devise.git
cd devise
open lib/devise/models/rememberable.rb

Contribute

# Make a new branch
git checkout -b -your-name--update-docs-Devise--Models--Rememberable-forget_me--for-pr

# Commit to git
git add lib/devise/models/rememberable.rbgit commit -m "better docs for Devise::Models::Rememberable#forget_me!"

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

# Celebrate!