---
title: 'JRuby 1.2.0RC1 Released'
url: 'https://tutego.de/blog/javainsel/2009/02/jruby-1-2-0rc1-released'
markdown: 'https://tutego.de/blog/javainsel/2009/02/jruby-1-2-0rc1-released.md'
date: '2009-02-26'
description: 'Aus den News JRuby 1.2.0RC1 Released: JRuby 1.2.0RC1 has fixed many many compatibility issues and continued to improve general performance. Highlights: – Improved Ruby 1.9 support (via –1.9) – Compiler now works – Almost all of the missing 1.9 methods have been added – New experimental –fast flag …'
taxonomy:
  category:
    - 'Open Source'
---

# JRuby 1.2.0RC1 Released

![Illustration einer tropischen Insel mit Palmen und einem hohen Berg](https://tutego.de/blog/javainsel/user/themes/tutego/images/insel-cover.jpg)# Java Blog für Programmierer

[Java Blog für Programmierer](https://tutego.de/blog/javainsel/)

## JRuby 1.2.0RC1 Released

26.02.2009 · [Christian Ullenboom](https://tutego.de/blog/javainsel/author/admin/)

Aus den News [JRuby 1.2.0RC1 Released](http://docs.codehaus.org/display/JRUBY/2009/02/24/JRuby+1.2.0RC1+Released):

> JRuby 1.2.0RC1 has fixed many many compatibility issues and continued to improve general performance. Highlights: – Improved Ruby 1.9 support (via –1.9) – Compiler now works – Almost all of the missing 1.9 methods have been added – New experimental –fast flag which does more aggressive optimizations – Large scale compiler and runtime cleanup and performance audit – Parsing is 3-6x faster now. – Preliminary android support (Ruboto) – Rails pathname issue fixed on Windows – Major bug triage since last release – 1052 revisions since 1.1.6 – 232 bugs fixed since 1.1.6

Kategorien: [Open Source](https://tutego.de/blog/javainsel/category/open-source/)

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