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Introduction to Ruby Collections - Introduction to Arrays
It is easier than you think. There is a [] typed into the code editor already.
The Unofficial Ruby Usage Guide
You may be interested to know that this document was originally written for internal use in the Operations department at Google . At the time, I was campaigning for the right to use Ruby on internal projects and I felt that a style and usage guide would probably assist in the battle for the language's acceptance, as the officially sanctioned languages at the time already had one. If nothing else, we'd at least all end up writing code that was easier to maintain. Over the last few years, Ruby has struck a chord with programmers as an excellent tool for -- amongst other things -- system administration.Michael Hartl Contents Foreword My former company (CD Baby) was one of the first to loudly switch to Ruby on Rails, and then even more loudly switch back to PHP (Google me to read about the drama). This book by Michael Hartl came so highly recommended that I had to try it, and the Ruby on Rails Tutorial is what I used to switch back to Rails again. Though I’ve worked my way through many Rails books, this is the one that finally made me “get” it.
Ruby on Rails Tutorial: Learn Rails by Example | Ruby on Rails 3 Tutorial book and screencasts | by Michael Hartl