w: w displays information about currently logged in users and what each user is doing. $ w 23:35:01 up 2:29, 1 user, load average: 0.72, 1.07, 1.04 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT nirjas :1 ...

A shell is a command-line interface (CLI) that allows users to interact with the operating system. It acts as an intermediary between the user and the kernel (core of the OS), interpreting commands ...

The command-line interface (CLI) is the cornerstone of interacting with the Linux operating system. It allows users to enter commands directly, offering greater control and flexibility compared to ...

At times, we need to write shell scripts that are interactive and user executing them need to monitor the progress. For such requirements, we can implement a simple progress bar that gives an idea ...

Shell scripting is one of those skills that are absolutely invaluable on especially UNIX and BSD-based systems like the BSDs, the two zillion Linux distributions as well as MacOS. Yet not every shell ...

If you don't love the shell you're using on your Linux system, change it! There are plenty, including bash, fish, ksh, tcsh, zsh. There are quite a few shells on Linux system and more that can be ...