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Introduction to JVM Languages

You're reading from   Introduction to JVM Languages Get familiar with the world of Java, Scala, Clojure, Kotlin, and Groovy

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Product type Paperback
Published in Jun 2017
Publisher Packt
ISBN-13 9781787127944
Length 450 pages
Edition 1st Edition
Languages
Tools
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Author (1):
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Vincent van der Leun Vincent van der Leun
Author Profile Icon Vincent van der Leun
Vincent van der Leun
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Table of Contents (15) Chapters Close

Preface 1. Java Virtual Machine FREE CHAPTER 2. Developing on the Java Virtual Machine 3. Java 4. Java Programming 5. Scala 6. Scala Programming 7. Clojure 8. Clojure Programming 9. Kotlin 10. Kotlin Programming 11. Groovy 12. Groovy Programming 13. Other JVM languages 14. Quiz Answers

JRuby (Ruby)

Ruby is a popular dynamic object-oriented programming language that powers a lot of web applications, thanks to the popularity of the Ruby-on-Rails framework. Like Python, Ruby's reference implementation is interpreter-based and is written using the C language. Ruby is much more object-oriented than Python, though, and the syntax of both the languages differs a lot. While (almost) everything is public in Python, Ruby supports access modifiers such as private and protected, similar to Java.

JRuby is the JVM-based implementation of Ruby. While Ruby's main implementation, called MRI (Maz's Ruby Interpreter, named after Ruby designer Yukihiro Matsumoto), is actively developed, most alternative Ruby implementations have been abandoned at this point. JRuby is one of the few alternative Ruby implementations that is still actively developed. JRuby takes full...

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