linux如何查看所有的用户和组信息_百度经验
https://jingyan.baidu.com/article/a681b0de159b093b184346a7.htmllinux添加用户、用户组、密码_百度经验
https://jingyan.baidu.com/article/335530da8b7e0419cb41c3e5.html
给用户开通sudo权限
xxx is not in the sudoers file.This incident will be reported.的解决方法 - xiaochaoyxc - 博客园
https://www.cnblogs.com/xiaochaoyxc/p/6206481.html
Howto: Linux Add User To Group - 闲云孤鹤 - CSDN博客
https://blog.csdn.net/robertsong2004/article/details/40979373(转)Linux查看用户及其权限管理 - 北风吹秋风凉 - 博客园
https://www.cnblogs.com/fxlttkl/p/7601224.html如何查看有sudo权限的用户 - Angelet_Wang的博客 - CSDN博客
https://blog.csdn.net/Angelet_Wang/article/details/81349736