This article introduces the creation of a variety of types of documents with PDF::Writer for Ruby.
This introduction covers basic creation, partial document generation and customization, and Rails-generated documents.
This step by step Ruby guide is very useful for the beginners and advanced developers / programmers. Covers
Ruby Basics, arrays, exceptions, variables, control structures, classes and object oriented Ruby.
Data Structures and Algorithms with Object-Oriented Design Patterns in Ruby is a free online book on the subject. Covers much of the
Data Structures and Alogrithms and Object Oriented Design Patterns in Ruby.
This tutorial gives an introduction to GUI programming using the Qt toolkit with QtRuby. It doesn't cover everything:
the emphasis is on teaching the programming philosophy of GUI programming, and Qt's features are introduced as needed.