The Refactoring definitely Guide, Fully Revamped for Ruby With refactoring, software programmer can change even the most screwed into the well-designed system is much easier to develop and maintain. Now, there? S authoritative and extensively updated version of Martin Fowler? Refactoring classic book that uses examples of Ruby and idioms throughout the code does not? Adapted from Java or other environments. The authors introduce a detailed catalog of more than 70 proven refactorings Ruby, with specific guidelines on when to apply each one, the instructions step-by-step to use them, and sample code that illustrates how they work. Improve Fowler? S original concept, the author shows how to do refactoring in a way, controlled efficient, incremental, so you methodically improve the structure of code without introducing new bugs?. This book will help you ? Understanding the core principles of refactoring, and a reason to do so ? Developing tests to make sure you work well refactorings ? Understanding the challenge of refactoring and how they can overcome ? Move features between objects to place responsibility where they are best suited ? Create interfaces that are easier to understand and use ?