Agile Web Development With Rails 4
Book by Ruby Sam Thomas Dave Hansson David Heinemeier
Agile Web Development with Rails 4 Rails just keeps on changing. Both Rails 3 and 4, as well as Ruby 1.9 and 2.0, bring hundreds of improvements, including new APIs and substantial performance enhancements. The fourth edition of this award-winning classic has been reorganized and refocused so it's more useful than ever before for developers new to Ruby and Rails.