wget
rpm -ivh chl-release-5-3.noarch.rpm
yum clean all
yum -y install python26
centos yum 升级ruby 1.8.6
centos 64位：
$ sudo rpm -Uvh http://download.fedora.redhat.com/pub/epel/5/x86_64/epel-release-5-4.noarch.rpm$ sudo rpm -Uvh http://download.elff.bravenet.com/5/x86_64/elff-release-5-3.noarch.rpm
$ sudo yum install ruby ruby-shadow ruby-ri ruby-rdoc gcc gcc-c++ ruby-devel -y
$ ruby -v
ruby 1.8.6 (2010-02-05 patchlevel 399) [x86_64-linux]
centos 32位：
$ sudo rpm -Uvh http://download.fedora.redhat.com/pub/epel/5/i386/epel-release-5-4.noarch.rpm$ sudo rpm -Uvh http://download.elff.bravenet.com/5/i386/elff-release-5-3.noarch.rpm
$ sudo yum install ruby ruby-shadow ruby-ri ruby-rdoc gcc gcc-c++ ruby-devel -y
$ ruby -v
转: