Advanced operations in aLinuxsystem frequently require entering long and complicated command strings. Thealiascommand allows the user to create replacements for other commands and make them easier to remember and use. This tutorial shows you how to create, review, and remove command aliases in Linux...
To remove a file or directory forcefully, you can use the option-fforce a deletion operation withoutrmprompting you for confirmation. For example, if a file is unwritable, rm will prompt you whether to remove that file or not, to avoid this and simply execute the operation. $ rm -f tec...
Well, an alias is a custom command created by the user to execute another, usually more complicated command or group of commands. The utility of aliases can be seen in 'Decluttering process management', where I mention an alias I created for the following command: $ ps xawf -eo pid,...
To remove an alias added via the command line can be unaliased using the unalias command. $ unalias alias_name $ unalias -a [remove all alias] Conclusion This was a short example of how to create your own alias and execute frequently used commands without having to type each command again...
By default, you cannot run an aliased command with sudo. Use this neat little tip, you'll be able to run any alias with sudo access in Linux.
To remove an alias, use the unalias command: unalias alias-name For example, to remove the update temporary alias from above, enter: unalias update To remove all aliases: unalias -a Note Removing all aliases also removes the system default aliases. Helpful Examples Here are some helpful ...
HowOldAreYou linux alias(命令别名) alias:获取定义的所有命令别名 alias NAME='COMMAND':定义别名 unalias NAME:撤销别名
A symbolic link is a file that points to another file or a directory, effectively creating an alias (like a shortcut inWindows). Symbolic links offer quick access to obscure directory paths. 符号链接是一个指向另一个文件或目录的文件,实际上创建了一个别名(类似于Windows中的快捷方式)。
Putting it all together, you get something like “ls tried to open /dsafsda but couldn’t because it doesn’t exist.” This may seem obvious, but these messages can get a little confusing when you run a shell script that includes an erroneous command under a different name. ...
Programs installed in Linux — just like Windows and MacOS — depend on other packages to function. When you uninstall a program, there may be packages that the uninstalled program depended upon that are no longer used. To remove any unused packages, use the "autoremove" command, as shown in...