Ruby Pocket Reference: Instant Help for Ruby Programmers - Softcover

Fitzgerald, Michael

Softcover

ISBN 10: 1491926015 ISBN 13: 9781491926017

Publisher: O'Reilly Media, 2015

Synopsis

Although Ruby is an easy language to learn, in the heat of action you may find that you can't remember the correct syntax for a conditional or the name of a method. This handy pocket reference offers brief yet clear explanations of Ruby's core components, from operators to reserved words to data structures to method syntax, highlighting those key features that you'll likely use every day when coding Ruby. Whether you've come to Ruby because of the Rails web development framework --Ruby's killer app -- or simply because it's a relatively clean, powerful and expressive language that's useful for a lot of applications, the Ruby Pocket Reference is organized to help you find what you need quickly. This book not only will get you up to speed on how Ruby works, it provides you with a handy reference you can use anywhere, anytime.In this book, you find essential information on: Reserved words, operators, comments, numbers, variables, ranges, and symbols Predefined variables andglobal constants Conditional statements, method use, classes, and modules (mixins) Lists of methods from the Object, String, Array, and Hash classes and the Kernel module sprintf andtime formatting directories Interactive Ruby (irb) and the Ruby debugger Ruby documentation You also get information on the RubyGems package utility and Rake, a build tool similar to make. If you're using Ruby daily and just want the facts-fast-Ruby Pocket Reference is your book.

About this title

Product Description

Updated for Ruby 2.2, this handy reference offers brief yet clear explanations of Ruby’s core elements—from operators to blocks to documentation creation—and highlights the key features you may work with every day. Need to know the correct syntax for a conditional? Forgot the name of that String method? This book is organized to help you find the facts fast.

Ruby Pocket Reference, 2nd Edition is ideal for experienced programmers who are new to Ruby. Whether you’ve come to Ruby because of Rails, or you want to take advantage of this clean, powerful, and expressive language for other applications, this reference will help you easily pinpoint the information you need.

You’ll find detailed reference material for:

• Keywords, operators, comments, numbers, and symbols
• Variables, pre-defined global variables, and regular expressions
• Conditional statements, method use, classes, and exception handling
• Methods for the BasicObject, Object, Kernel, String, Array, and Hash classes
• Time formatting directives
• New syntax since Ruby 1.9

Book Description

Instant Help for Ruby Programmers

Edition details

• Publisher: O'Reilly Media
• Publication date: 2015
• ISBN 10: 1491926015
• ISBN 13: 9781491926017
• Binding: Paperback
• Language: English
• Edition number: 2
• Number of pages: 224