Ruby on Rails offers the ability to rapidly design and write high-quality code with elegance and maintainability. Written by an experienced web application developer, this book explains how to take good Rails code and turn it into beautiful Rails code: simple, effective, reusable, evolvable code. He discusses the very latest in design patterns, programming abstractions, and development methodologies that have emerged for the modern web. With each design technique, you'll discover how to make your own additions to Rails and craft a development environment tailored to your specific needs.