carrierwave

https://github.com/carrierwaveuploader/carrierwave

Ruby

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

Mail::IndifferentHash#merge!

Updates the instantized hash with values from the second:

  hash_1 = HashWithIndifferentAccess.new
  hash_1[:key] = "value"

  hash_2 = HashWithIndifferentAccess.new
  hash_2[:key] = "New Value!"

  hash_1.update(hash_2) # => {"key"=>"New Value!"}

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-Mail--IndifferentHash-merge--for-pr

# Commit to git

git add git commit -m "better docs for Mail::IndifferentHash#merge!"

# Open pull request

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

hub fork

git push <your name> -your-name--update-docs-Mail--IndifferentHash-merge--for-pr

hub pull-request

# Celebrate!