Linux 命令(249)—— unset 命令(builtin) 编程算法shell 文章目录 1.命令简介 2.命令格式 3.选项说明 4.返回值 5.常用示例 参考文献 1.命令简介 unset 删除指定的 Shell 变量或函数。 注意,unset 不能删除具有只读属性的 Shell 变量和环境变量。 2.命令格式 unset [-fv] [name ...] 当不指定选项时,...
userdel user_name//删除用户(不会删除个人文件夹) userdel -r user_name//用户和文件一同删除 passwd 命令 passwd -l user_name//锁定用户(违规用户)或者 在/etc/shadow文件中属于该用户的行的第二个字段(密码)前面加上*就可以了。想恢复该用户,去掉*即可。 passwd -u user_name//解锁用户 passwd -d use...
To record all commands entered into the shell in a linux environment to a log file. This can be useful for auditing user actions or for security audits. This is not specific to Confluence or any product, but it will audit command line actions including those things related to Confluence. Se...
Although, in my opinion, not the most useful. ls -l The-loption signifies the long list format. This shows a lot more information presented to the user than the standard command. You will see the file permissions, the number of links, owner name, owner group, file size, time of last ...
-u: Specifies the user credentials for server authentication. -d: Sends the specified data in a POST request to the server. -x: Specifies the proxy address to use for the requests. 30 Examples of cURL Command in Linux Now, let’s delve into some practical examples of using the cURL com...
In this guide, we will be showing you how to use the useradd command to create users in Linux. Linux is an operating system that supports and uses multiple users. Being a multi-user system means that more than one person can be interacting with the operating system at any one time When...
Whatever new user account you create, a new folder creates under /Home/username. Add a user to Linux the usual way. For this, you will have toopen the terminal. You can open the terminal by going to the Task Bar — you will find the terminal app in applications list. There are...
To switch users, you need to know the password of that user. You can switch the users with this command: su – <username> To switch to root user in Ubuntu, you can use this command: sudo -i Various user types in Linux If youlist all users in Linux, you’ll see a lot of users...
How To Open Command Prompt In A Folder When you launch the Command Prompt from Run, it opens in the directory path of the user profile. But sometimes you might need it to open it in the currently opened folder path.For example,if you try to run a program in Command Prompt that is no...
In Linux, you can create a user account and assign the user to different groups using the useradd command.