centos相关

比较新的源

rpm -Uvh http://download.fedora.redhat.com/pub/epel/5/i386/epel-release-5-4.noarch.rpm

yum makecache

yum install git

install rvm

rvm install 1.9.3

install python

换新的python
install nodejs 
换回旧的python

install libxml2
install libxslt

gem i nokogiri 

装subversion

install sqlite3
install apr & apr-util
 ./configure --with-apr=/usr/local/apr --with-apr-util=/usr/local/apr