Rails 持續演進，而 Ruby 2.2 與 Rails 5 的推出，為效能、API 與開發體驗帶來多項重要改進。本書為這本屢獲好評的 Rails 經典教學最新版，專為初學者與希望全面掌握 Rails 核心概念的開發者而寫，長年獲得 Rails 核心團隊推薦，已協助數以萬計的工程師踏入 Rails 世界。全書以「實作導向」為主軸，從零開始帶領讀者一步步建立真實的 Web 應用程式，並透過完整的線上商店範例，深入說明 Rails 的關鍵功能。內容涵蓋自動化設定、國際化、Ajax、REST、Web 服務、電子郵件處理、測試框架，以及安全又有效率的部署流程，讓讀者專注於應用本身，而非繁瑣的基礎設定。本版特別加強 Ruby 語言基礎與 Rails 背後的設計思維，並反映最新的最佳實務做法，如以 Cookie 為基礎的 Session、HTTP 驗證與 Active Record 表單。無論是首次接觸 Rails，或是希望系統性更新知識的開發者，本書都是兼具教學深度與實務價值的可靠指南。Rails just keeps on changing. Rails 5 and Ruby 2.2 bring many improvements, including new APIs and substantial performance enhancements, and the fifth edition of this award-winning classic has been updated so it's more useful than ever for developers new to Ruby and Rails. Tens of thousands of developers have used this award-winning book to learn Rails. It's a broad, far-reaching tutorial and reference that's recommended by the Rails core team. If you're new to Rails, you'll get step-by-step guidance. If you're an experienced developer, this book w
