retina_rails 2.0.1
Retina Rails makes your application use high-resolution images by default. It automatically optimizes uploaded images (CarrierWave or Paperclip) for retina displays by making them twice the size and reducing the quality.
Gemfile:
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instalar:
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Runtime Dependencies (1):
rails
>= 3.2.0
Development Dependencies (9):
bundler
>= 1.0.0
carrierwave
>= 0
coveralls
>= 0
paperclip
>= 0
rake
>= 0
rmagick
>= 0
rspec
>= 2.3
rspec-rails
~> 2.0
sqlite3
>= 0