Beginning Ruby 3 From Beginner to Pro, Fourth Edition Autors: Carleton DiLeo, Peter Cooper (2021) Learn the principles behind object-oriented programming in Ruby and within a few chapters create a fully functional Ruby 3-based application. You’ll gain a basic understanding of many ancillary technologies such as databases, XML, web frameworks, and networking – some of which will be needed for your first Ruby application. Based on the bestselling first and second editions, Beginning Ruby 3, 4th Edition is a leading guide to learn Ruby from the ground up. @ruby_lib