Learning Ruby, 2e

This book is the perfect first step for people who are interested in Ruby, particularly the growing number of the Ruby on Rails users. Fully revised and updated to cover Ruby 2.3, the second edition provides a guided, hands-on tour of the basic Ruby language structures. Through many practical examples, you'll learn how all the pieces fit together, including variables, operators, control structures, and a wide variety of features specific to Ruby, such as exception handling and XML processing.