3. Run multiple commands using OR (||) operator 💡 The OR operator will only execute the second command if the first one fails. The whole idea of the OR operator lies in its name. It will execute only one of the two commands that are chained together. ...
Running multiple Linux commands from a single bash prompt is not only efficient, it's easy to do.
Without any specific order of importance, these are our top 20 one-liners for the Linux terminal. Although we've divided some of the longer commands with the\symbol for easier readability, you can enter them all on a single line in your terminal because, after all, they are one-liners....
5 - Working With Commands type– Indicate how a command name is interpreted tsc@tsc:~$ type ls ls is aliased to `ls --color=auto' # alias tsc@tsc:~$ type cd cd is a shell builtin # builtin tsc@tsc:~$ type cp cp is /bin/cp # executable program ...
Tips and Tricks for Using Linux Command Line You can use the clear command to clear the terminalifit gets filled up with too many commands. TAB can be used to fill up in terminal. For example, You just need to type “cd Doc” and then TAB and the terminal fills the rest up and mak...
We’ll begin by looking at how your Linux machine connects to the network in order to answer the where question at the beginning of the chapter. This is the lower part of the stack—the physical and network layers. Later, we’ll look at the upper two layers that answer the what questio...
There are two ways to view the kernel’s boot and runtime diagnostic messages. You can: 有两种方法可以查看内核的启动和运行时诊断消息。你可以: o Look at the kernel system log file. You’ll often find this in /var/log/ kern.log, but depending on how your system is configured, it might...
This chapter is a guide to the Unix commands and utilities that will be referenced throughout this book. This is preliminary material, and you may ...
at - Schedules commands to be executed at a later time. atd - Runs jobs that are queued by at. atq - Shows any queued at jobs for the current user or for a specified user. atrm - Removes jobs from the at or batch queues. atrun - Runs jobs that are queued by the at command to...
However, when it comes to executing multiple operations, running commands one by one isn't efficient. A faster way to do it is to chain multiple commands in one line. Not only does this speed up the process, but it also saves you time. Let's explore all the ways to run multiple comm...