The script shown above tries to create or update a file with the touch command. If the touch command is unsuccessful because of a permissions problem, the return code ($?) will not equal 0 ...

Before you can start creating text files – whether notes, lists or scripts – you will need to become familiar with one of the Linux text editors. The default on many Linux systems today is ...

Finally, if you're downloading lots of subreddit's web pages, the script will become very slow. This is because the script waits for each command to complete before proceeding. To circumvent this, you ...

A program (binary, or executable) is a file on disk somewhere, in a recognized format. Common formats include ELF on Linux, ...

Creating the custom application launcher Our first step is to create the custom application launcher, and for this we will be using a text editor and writing Bash shell scripts.

Man pages have been the primary source for UN*x documentation for a long time. Whenever I create a script that's going to be around for a while, I create documentation in the form of a section 1 man ...

To change a password in Linux through a Bash script, he two scripts that are most important are 'Create Users' and 'Change Passwords Shell' scripts, for the system admin which regularly uses the mail ...