Programming Ruby is a book about the programming language by Dave Thomas and Andrew Hunt , authors of The Pragmatic Programmer . In the Ruby community, it is commonly known as “The PickAxe” because of the pickaxe on the cover. The book has helped Ruby to spread outside Japan. [1]

The first edition of this book is published under the Open Publication License v1.0, and was published by Addison-Wesley in 2001. The second edition, covering the features of Ruby 1.8, was published by The Pragmatic Programmers, LLC in 2004 .

An updated version (4th edition) covering Ruby 1.9 & 2.0 is available.


  1. Jump up^ Black, David. “David Black on the Success of Ruby” .

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