jdk、nodejs 环境安装

yum install java-1.8.0-openjdk-src.x86_64
yum -y install java-1.8.0-openjdk-devel.x86_64

wget https://nodejs.org/dist/v8.9.3/node-v8.9.3-linux-x64.tar.xz
xz -d node-v8.9.3-linux-x64.tar.xz
tar -xvf node-v8.9.3-linux-x64.tar
mv node-v8.9.3-linux-x64 /usr/local/nodejs
vi /etc/profile
export NODE_HOME=/usr/local/nodejs
export PATH=$NODE_HOME/bin:$PATH
source /etc/profile
node -v
// v8.9.3
npm -v
// 5.5.1