Although Ruby is an easy language to learn, in the heat of action you may find that you cant remember the correct syntax for a conditional or the name of a method. This handy pocket reference offers brief yet clear explanations of Rubys core components, from operators to reserved words to data structures to method syntax, highlighting those key features that youll likely use every day when coding Ruby. Whether youve come to Ruby because of the Rails web development framework --Rubys killer app -- or simply because its a relatively clean, powerful and expressive language thats 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 documentationYou also get information on the RubyGems package utility and Rake, a build tool similar to make.. If youre using Ruby daily and just want the facts-fast-Ruby Pocket Reference is your book.