- 授权协议: EPL/LGPL
- 开发语言: Java Ruby
- 操作系统: 跨平台
- 软件首页: http://jruby.org
- 软件文档: http://jruby.org/documentation
- 官方下载: http://jruby.org/download
软件介绍
JRuby是面向Ruby、基于Java虚拟机(JVM)的一种解释程序,它结合了Ruby语言的简易性和功能强大的JVM的执行机制,包括与Java库 全面集成。Rails彻底加快及简化了Web应用的开发,不过它让人觉得不够成熟,特别是在高端企业级功能方面。另一方面,Java平台及其虚拟机、库和 应用服务器的速度、稳定性和功能方面却一直在提升,现在已被公认为是开发高端服务器应用的领先平台。不过如果Java平台不与Ruby等新兴语言联系在一 起,就有可能落后于流行趋势。
示例代码:
require "java"
include_class "java.util.TreeSet"
include_class "com.example.CallMe"
include_class "com.example.ISpeaker"
puts "Hello from ruby"
set = TreeSet.new
set.add "foo"
set.add "Bar"
set.add "baz"
set.each { |v| puts "value: #{v}" }
cm = CallMe.new
cm.hello
$globalCM.hello
class CallJava
include ISpeaker
def initialize
super
@count = 0
end
def say(msg)
puts "Ruby saying #{msg}"
end
def addOne(from)
# m.synchronize {
@count += 1
puts "Now got #@count from #{from}"
# }
end
end
Mastering Regular Expressions, Second Edition
Jeffrey E F Friedl / O'Reilly Media / 2002-07-15 / USD 39.95
Regular expressions are an extremely powerful tool for manipulating text and data. They have spread like wildfire in recent years, now offered as standard features in Perl, Java, VB.NET and C# (and an......一起来看看 《Mastering Regular Expressions, Second Edition》 这本书的介绍吧!
