Ruby 1.8.7 和 1.8.6 的下载地址

ftp://ftp.ruby-lang.org/pub/ruby/1.8/

http://www.ruby-lang.org/zh_cn/news/2009/04/19/ruby-1-8-7-p160-and-1-8-6-p368-released/

yum install ruby ruby-shadow ruby-ri ruby-rdoc gcc gcc-c++ ruby-devel -y

http://blog.youkuaiyun.com/wangxujun163163/article/details/6417894

http://www.iteye.com/topic/43228