Introduction
It’s an exciting time for the Rails community. We have matured tremendously and our mainstream adoption continues to pick up steam. Nearly 10 years after DHH first started playing with Ruby, it’s safe to say that Rails remains a relevant and vital tool in the greater web technology ecosystem.
Rails 4 represents a big step forward for the community. We shed a variety of vestigial features that had been deprecated in Rails 3. Security was beefed up and raw performance improved. Most everything in the framework feels, well, tighter than before. Rails 4 is leaner and meaner than its previous incarnations, and so is this edition of The Rails Way.
In addition to normal revisions to bring the text up to date with the evolution of Rails’ ...
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