Agile Web Development with Rails 4

Rails just keeps on changing. Both Rails 3 and 4, as well as Ru 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 its more useful than ever before for developers new to Ru and Rails.Rails 4 introduces a number of user-facing changes, and the book has been updated to match all the latest changes and new best practices in Rails. This includes full support for Ru 2.0, controller concerns, Russian Doll caching, strong parameters, Turbolinks, new test and bin directory layouts, and much more.(Looking for earlier versions? Rails 3.2 Edition is still available in ebook and paper).About this BookRu on Rails helps you produce high-quality, beautiful-looking web applications quickly. You concentrate on creating the application, and Rails takes care of the details.Tens of thousands of developers have used this award-winning book to learn Rails. Its a broad, far-reaching tutorial and reference thats recommended the Rails core team. If youre new to Rails, youll get step--step guidance. If youre an experienced developer, this book will give you the comprehensive, insider information you need.Rails has evolved over the years, and this book has evolved along with it. We still start with a step--step walk through of building a real application, and in-depth chapters look at the built-in Rails features. This edition now gives new Ru and Rails users more information on the Ru language and takes more time to explain key concepts throughout. Best practices on how to apply Rails continue to change, and this edition keeps up. Examples use Concerns, Russian Doll caching, and Turbolinks, and the book focuses throughout on the right way to use Rails. Additionally, this edition now works on Ru 2.0, a new release of Ru with substantial functional and performance improvements.This edition is for Rails 4.0 and beyond.Learn Rails 4 Online at the Pragmatic StudioWant to learn how to build Rails 4 apps interactively through engaging videos and hands-on exercises? Check out The Pragmatic Studios online Ru on Rails Programming course.In this online, self-paced course youll learn the fundamentals every Rails developer should know, and how to put all the pieces together, so you can confidently create your first Rails app or jump right into an existing app. Throughout the course youll also learn key design principles and practices to help you craft robust and flexible Rails apps.