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Charles O Nutter is the principal developer of JRuby. He has worked at Ventera, Sun, and now, EngineYard. During his time on the project, he has steered JRuby to its place as the fastest Ruby implementation.
Thomas Enebo has striven since 2003 to make JRuby a piece of software that will capture the hearts and minds of Ruby and Java developers everywhere. He works at EngineYard alongside Charles and Nick.
Nick Sieger is a prolific blogger and programmer who contributes not only to the JRuby core, but also to numerous libraries that Ruby programmers depend on every day in their work with JRuby. He works at EngineYard.
Ola Bini writes software at Thoughtworks Studios, and is the author of Practical JRuby on Rails. He is constantly pushing the boundaries between programming languages.
Ian Dees is the author of Scripted GUI Testing With Ruby. By day, he slings C++, Ruby, LabVIEW, and other languages for a test equipment manufacturer in Portland, Oregon.
The book is well written, contains the much needed lessons for properly coding JRuby. Not many resources out there, but I highly recommend this one.Published 12 months ago by Daniel E. Linstedt
I have been a rubyist for threee years and I wanted to tap into Java's huge code base while sticking to Ruby's clean and concise coding style. Read morePublished on August 28, 2011 by Richard Myre
Don't bother to buy this book if you plan on calling ruby from the java. This book is very biased towards the opposite scenario: calling java from ruby, which is really only half... Read morePublished on April 13, 2011 by Trent
I'm really impressed by this book, not only does it cover every in and out of the JRuby project. It also manages to explain the rationale for it's being, in a way that is... Read morePublished on February 13, 2011 by Peter Lind
I have been a Java program since v1.0.2 and a few years ago discovered Ruby/Rails, since then I have been programming in both. Read morePublished on February 6, 2011 by lola
I had the pleasure of attending JRubyConf in 2010, where I met many of the authors of the book. I was so excited about JRuby (and the quailty of the speakers) it I pre-ordered the... Read morePublished on February 3, 2011 by Jerry Gulla
With out this book I should spend many more time or infinite.
I have bought this book since it was Beta in end of May 2010. Read more
There are a lot of interesting insights in this book!
I really enjoyed the book. I found it engaging, with excellent readability, and well-suited to its target... Read more
This book is what I've been looking for. When I started reading, my frustration to learn a cutting edge language began to go away. Read morePublished on February 2, 2011 by yokolet