技术博客集锦

1.linux下crontab定时执行命令祥解

https://www.cnblogs.com/longjshz/p/5779215.html

2.linux下的磁盘占用、apach监控等

http://www.heminjie.com/system/linux/1923.html

3.安全设置linux下操作系统密码

https://www.toutiao.com/i6259973631468634625/