智能化下的产物，无人棋牌室
JRuby 9.0.4.0 发布，此版本现已提供下载：
- Homepage: http://www.jruby.org/
- Download: http://www.jruby.org/download
JRuby 9000 是 JRuby 最新的主要版本，兼容 Ruby 2.2.x，同步 C Ruby。 JRuby 9.0.4.0 是第三个主要版本。
JRuby 9.0.4.0 修复了 Windows 上新 stat() 实现的一些问题。
JRuby 9000 主要特性：
- Ruby 2.2 兼容
- 基于一个传统编译器设计的优化运行时
- 新的 POSIX-friendly IO 和 Process
- 完全从 MRI 移植 encoding/transcoding 逻辑
相比 9.0.3.0，值得关注的改进：
- Resolved various issues with stat() on Windows
- Fixed couple of encoding/transcoding issues
- Source with __FILE__ in it will now JIT
- Native call subsystem will load on mixed 32/64 bit Linux distributions
- 11 issues fixed for 9.0.4.0
JRuby 9.0.4.0 Github Issues 列表
- #3457 – stat.st_gid is unsupported on windows
- #3449 – jirb fails to start on Windows
- #3448 – File.stat(“someunavailable”).mtime returns odd result
- #3444 – Fix TCPServer#accept NPE log
- #3442 – String#crypt crashes when a receiver is shared String
- #3425 – String#tr different behavior as compared to MRI Ruby
- #3410 – Cannot install jRuby 9.0.3.0
- #3409 – NotImplementedError: flock unsupported or native support failed to load
- #3408 – IRB fails to start with JRuby9.0.3.0 on Windows 10.
- #3197 – require_relative fails for relative paths within jars on Windows
- #2381 – IO#rewind … doesn’t. (when backed by a ByteArrayInputStream).
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