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8 of the Best Free Ruby Books - Part 2

8 of the Best Free Ruby Books - Part 2

5. Why’s (Poignant) Guide to Ruby

Why’s (Poignant) Guide to Ruby
Website mislav.uniqpath.com/poignant-guide/
Author why the lucky stiff
Format PDF, HTML
Pages 176

Why's (poignant) Guide to Ruby is an introductory book to the Ruby programming language, written by why the lucky stiff.

The book includes some wacky humour and goes off-topic on occasions. Further, the book includes jokes that are known within the Ruby community as well as cartoon characters.

The contents of the book:

  • About this book
  • Kon'nichi wa, Ruby
  • A Quick (and Hopefully Painless) Ride Through Ruby (with Cartoon Foxes): basic introduction to central Ruby concepts
  • Floating Little Leaves of Code: evaluation and values, hashes and lists
  • Them What Make the Rules and Them What Live the Dream: case/when, while/until, variable scope, blocks, methods, class definitions, class attributes, objects, modules, introspection in IRB, dup, self, rbconfig module
  • Downtown: metaprogramming, regular expressions
  • When You Wish Upon a Beard: send method, new methods in existing classes
  • Heaven's Harp

This book is made available under the Attribution-ShareAlike License. The official website is no longer working, but a PDF copy of the book can be downloaded from www.rubyinside.com/media/poignant-guide.pdf

6. Ruby Essentials

Ruby Essentials
Website www.techotopia.com/index.php/Ruby_Essentials
Author Neil Smyth
Format HTML
Pages 115

Ruby Essentials is a free on-line book designed to provide a concise and easy to follow guide to learning Ruby. Everything from installing Ruby and the basics of the language through to topics such as arrays, file handling and object-oriented programming are covered, all combined with easy to understand code examples which serve to bridge the gap between theory and practice.

Ruby Essentials is intended to be of equal use both to those experienced in other programming languages and to novices who have chosen Ruby as their "first programming language".

The book explores:

  • Simple Ruby Examples
  • Commenting Ruby Code
  • Ruby Variables
  • Variable Scope
  • Number Classes and Conversions
  • Ruby Methods
  • Ruby Ranges
  • Arrays
  • Operators
  • Operator Precedence
  • Math Functions and Methods
  • Logical Operators
  • Object Oriented Programming
  • Flow Control
  • Case Statement
  • While and Until Loops
  • Looping with for and the Ruby Looping Methods
  • Strings
  • String Concatenation and Comparison
  • String Replacement, Substitution and Insertion
  • String Conversions
  • Directory Handling
  • Working with Files in Ruby

7. The Book of Ruby

The Book in Ruby

Website www.sapphiresteel.com/the-book-of-ruby
Author Huw Collingbourne
Format PDF, HTML, Source Code
Pages 425

The Book Of Ruby is a free in-depth guide to Ruby programming. It is distributed by SapphireSteel Software - developers of the Ruby In Steel IDE for Visual Studio.

The Book Of Ruby is provided in the form of a PDF document in which each chapter is accompanied by ready-to-run source code for all the examples. There is also an Introduction which explains how to use the source code in Ruby In Steel or any other editor/IDE of your choice plus appendices and an index.

The book is divided up into bite-sized chunks. Each chapter introduces a theme which is subdivided into sub-topics. Each programming topic is accompanied by one or more small self-contained, ready-to-run Ruby programs.

  • Strings, Numbers, Classes, and Objects
  • Class Hierarchies, Attributes, and Class Variables
  • Strings and Ranges
  • Arrays and Hashes
  • Loops and Iterators
  • Conditional Statements
  • Methods
  • Passing Arguments and Returning Values
  • Exception Handling
  • Blocks, Procs, and Lambdas
  • Symbols
  • Modules and Mixins
  • Files and IO
  • YAML
  • Marshal
  • Regular Expressions
  • Threads
  • Debugging and Testing
  • Ruby on Rails
  • Dynamic Programming

8. Ruby Programming

Ruby Programming

Website en.wikibooks.org/wiki/Ruby_programming_language
Author Wikibooks.org
Format PDF, HTML, Printable version
Pages 261

Ruby is an interpreted, object-oriented programming language.

The book is broken down into several sections and is intended to be read sequentially.

  • Getting started - shows users how to install and begin using Ruby in an environment
  • Basic Ruby - explains the main features of the syntax of Ruby. It covers, amongst other things, strings, encoding, writing methods, classes and objects, and exceptions
  • Ruby Semantic reference
  • Built in classes
  • Available modules covers some of the standard library
  • Intermediate Ruby covers a selection of slightly more advanced topics

Each section is designed to be self contained. The book is released under the Creative Commons Attribution-ShareAlike License.

Back to the Beginning: 8 of the Best Free Ruby Books - Part 1

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Last Updated Saturday, May 24 2014 @ 05:24 PM EDT


We have written a range of guides highlighting excellent free books for popular programming languages. Check out the following guides: C, C++, C#, Java, JavaScript, CoffeeScript, HTML, Python, Ruby, Perl, Haskell, PHP, Lisp, R, Prolog, Scala, Scheme, Forth, SQL, Node.js (new), Fortran (new), Erlang (new), Pascal (new), and Ada (new).


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