linux(centos7) 命令

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vi /etc/sysconfig/network-scripts/ifcfg-enp0s3
systemctl restart network
ifconfig

yum install epel-release
yum install nodejs
node --version
yum install mongodb-server
yum install mongodb
mongo --version
yum install redis
redis-cli --version

yum install npm
npm config set strict-ssl false
npm install -g cnpm --registry=https://registry.npm.taobao.org/
npm install express
npm install -g nodemon
npm install -g pm2
nodemon hello.js

npm install -g node-inspector
systemctl stop firewalld
nodemon --debug app.js
node-inspector

npm init
sudo npm link

ls -l
ll
rm
rm -r
cd ..
top
z
q
pwd
ps aux
ps aux|grep ssl
systemctl
ifconfig

git clone https://github.com/alexdantas/yetris
yum install ncurses-devel ncurses
make

chmod +x script.js
which env

rm -rf /data/db 删除文件夹

df -hl
du -sh

du -a

安装上传文件的工具
yum install -y lrzsz
上传文件
rz

添加用户和密码
adduser hadoop01
passwd hadoop01 admin

切换另外一个用户
su hadoop01
查看当前用户
whoami

赋权
sudo ls /root

chmod u+x /etc/sudoers
vim /etc/sudoers

hadoop01 ALL=(ALL) ALL

解压文件
tar -zxf xxxx -C ../softwares/

阅读文档
more building.txt

查看完全路径
pwd

编辑配置
vim /etc/profile
刷新配置
source /etc/profile

打开maven
mvc -v

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