ubuntu 14.04增加用户删除用户

参考文章：

1）新建用户，给权限

https://blog.csdn.net/qq_41839588/article/details/129908001?ops_request_misc=&request_id=&biz_id=102&utm_term=Linux%20%E5%88%9B%E5%BB%BA%E6%96%B0%E7%94%A8%E6%88%B7%E5%88%A0%E9%99%A4%E5%8E%9F%E6%9C%89%E7%94%A8%E6%88%B7&utm_medium=distribute.pc_search_result.none-task-blog-2~all~sobaiduweb~default-0-129908001.142^v88^control_2,239^v2^insert_chatgpt&spm=1018.2226.3001.4187

2）更改主机名

https://blog.csdn.net/lengshanmu/article/details/123642500

3）删除用户

https://blog.csdn.net/qq_31456593/article/details/79247366?ops_request_misc=&request_id=&biz_id=102&utm_term=ubuntu%2014.04%20%20%E5%88%A0%E9%99%A4%E7%94%A8%E6%88%B7&utm_medium=distribute.pc_search_result.none-task-blog-2~all~sobaiduweb~default-0-79247366.142^v88^control_2,239^v2^insert_chatgpt&spm=1018.2226.3001.418716:01:24