Tóm tắt nội dung: Rails 3 is a full stack, open source web framework powered by Ruby and this book is an introduction to it. Whether you're just starting or you have a few cycles under your belt, you'll appreciate the book's guru's-eye-view of idiomatic Rails programming. You'll master Rails 3.1 by developing a ticket tracking application that includes RESTful routing, authentication and authorization, state maintenance, file uploads, email, and more. You'll also explore powerful features like...