一键安装Maven (使用Yum)
wget http://repos.fedorapeople.org/repos/dchen/apache-maven/epel-apache-maven.repo -O /etc/yum.repos.d/epel-apache-maven.repo
yum -y install apache-maven
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centos用 yum 方式安装 nodejs 和 npm
http://blog.csdn.net/xiao_jun_0820/article/details/50838185
