rails

https://github.com/rails/rails

Ruby

Ruby on Rails

ActiveModel::NullMutationTracker#changed_attribute_names

No Docs, write some!

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Edit

git clone git@github.com:rails/rails.git

cd rails

open activemodel/lib/active_model/attribute_mutation_tracker.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-ActiveModel--NullMutationTracker-changed_attribute_names-for-pr

# Commit to git

git add activemodel/lib/active_model/attribute_mutation_tracker.rbgit commit -m "better docs for ActiveModel::NullMutationTracker#changed_attribute_names"

# Open pull request

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

hub fork

git push <your name> -your-name--update-docs-ActiveModel--NullMutationTracker-changed_attribute_names-for-pr

hub pull-request

# Celebrate!