August 1, 2023
It’s possible to make configurations on the build process before building a Linux kernel. When it comes toconfigurations about kernel modules, we have three options for […]
March 7, 2023
Commands in a shell script are executed from top to bottom. If some commandsfail, the execution continues to the next command. For example: Failing commands do […]
February 14, 2023
In some situations, saving stdout and stderr of your terminal command output can be crucial, To automatically save stdout and stderr, there are several options you can go with `>` : Write stdout […]
February 7, 2023
The shell variable HISTCONTROL controls what goes into the command history of bash shell. If HISTCONTROL variable equals to “ignorespace”, that means commands starting with a […]
January 31, 2023
While working in command terminal, we may want to re-enter a command we entered before. We can repeatedly press the up key on our keyboard until […]
January 10, 2023
Two types of variables exists in a Linux shell: Following command defines a shell variable: To convert a shell variable to environment variable following command can […]
December 13, 2022
chmod is an abbreviation for change mode, the command is used to change access rights of files and directories. Permissions are assigned to the three classes […]
October 18, 2022
Short answer is crontab. crontab files are used to schedule the execution of programs. The file contains instructions for cron daemon in the following simplified manner: […]
