Run a Command Multiple Times in Linux using a Bash for Loop The easiest way to repeat a command on the Bash shell is to run it in for aloop. You can use the following syntax, where a counter is a variable (you can give it a name of your choices such asiorxetc.) andnis a posit...
There’s nothing more annoying than running a command in your terminal and having it run for minutes, sometimes hours, and not be able to use your terminal again. Sure, you can use tabs, but that’s a clunky solution, and it’s not always optimal because you may want to see updates ...
Likecron run_my_command_now 'echo 123'. Or may be there is just a way to run a shell script from the terminal, so that the script thinks there is no terminal? How to run a command from terminal so that it will be executed without tty? The situation:I have a bash script that is...
In Linux, you canallow specific commands to be executed without entering the sudo passwordby configuring thesudoersfile appropriately. The sudoers file determines which users can run certain commands with administrative privileges (usingsudo) and whether they need to provide a password for those command...
In Linux, you can send a command orprocessto the background so that the command would be running but the terminal will be free for you to run other commands. In this tutorial, I’ll show you a couple of ways to send a process in the background. I’ll also show you how to bring...
While it’s running for 30 minutes, we can’t do anything else. However, we can still manually manage processes and run command simultaneously in Linux using the “bg” and “fg” commands. Here’s how it works. Table of Contents
“Watch” is extremely easy to use, to test it, you can fire up a Linux terminal right away and type the following command: # watch free -m The above command will check your system free memory and update the results of thefree commandevery two seconds. ...
There are two ways you can run Linux commands inside Docker containers: you use the Docker exec command to run it from outside the container or you enter the running container first and then run the command like you do it in a regular Linux terminal. To run a Linux command on a Docker...
Executing asystem commandis relatively simple – once you’ve seen it done the first time. It involves the use of two Java classes, theRuntimeclass and the Process class. Basically, you use theexec methodof the Runtime class to run the command as a separate process. ...
command A ; command B So if you're in a situation where there’s a need to run two or more unrelated terminal commands at once such that the output status of the first command doesn't affect the execution of the latter, the semicolon operator is the way to go. ...