carrierwave

https://github.com/carrierwaveuploader/carrierwave

Ruby

Classier solution for file uploads for Rails, Sinatra and other Ruby web frameworks

CommentSerializer#from_cache

pull the specified attributes from the cache passed in via serializer scope
This allows us to make 1 query to fetch all attachments, or reactors for a series
of comments, rather than needing to do a separate query for each comment

Source | Google | Stack overflow

Edit

git clone [email protected]:carrierwaveuploader/carrierwave.git

cd carrierwave

open

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-CommentSerializer-from_cache-for-pr

# Commit to git

git add git commit -m "better docs for CommentSerializer#from_cache"

# Open pull request

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

hub fork

git push <your name> -your-name--update-docs-CommentSerializer-from_cache-for-pr

hub pull-request

# Celebrate!