Learn the principles behind object-oriented programming and within a few chapters create a fully functional Ruby application. By the end of Beginning Ruby, you'll also have basic understanding of many ancillary technologies such as SQL/NoSQL, XML, web frameworks, and networking - some of which are needed as part of a fully functioning Ruby application. Based on the bestselling first and second editions, Beginning Ruby, Third Edition is a leading guide to learn Ruby from the ground up. The new edition of this book provides the same excellent introduction to Ruby as the previous editions plus updates for the newest version of Ruby 2.2 which includes new garbage collection support of symbol type objections, a new incremental garbage collector, memory management, vfork(2) with system and spawn functions and much more. The light and agile Ruby programming language remains a very popular open source scripting option for developers building today's web and even some enterprise applications. And, now, Ruby also has applications using the Raspberry Pi, popular among hobbyists and makers. Many former Java developers still use Ruby on Rails today, the most popular framework for building Ruby applications.

What you'll learn What are the fundamentals of Ruby and its object-oriented building blocks How to work with Ruby libraries, gems, and documentation How to work with files and databases How to write and deploy Ruby applications What are the various Ruby web frameworks and how to use them How to do network programming with Ruby and more Who this book is for This book is for beginning programmers, programmers new to Ruby, and web developers interested in learning and knowing the foundations of the Ruby programming language.