Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

Few aspects of Unix system administration are more intimate than the relationship between the admin and their chosen shell. After all, the shell is the most fundamental interface to the system, the ...

Linux Journal, representing 25+ years of publication, is the original magazine of the global Open Source community.

The shell does far more than run commands. Here’s how Bash expands your input behind the scenes so you can write cleaner, ...

#!/bin/bash clear echo "Hello world!" The first line tells the operating system what shell to use to interpret the script and the location of the shell. Double quotes do not prevent Bash from ...

This article is reprinted from the book A Practical Guide to Linux Commands, Editors, and Shell Programming 3rd edition, with permission of the author and publisher ...

Have you been thinking about biting the bullet and learning Bash scripting? Or perhaps you're like me, and you're always looking for ways to improve. I have three tips that will improve every Bash ...

This course provides an overview of System Programming for the Linux operating system, or software which is interfacing directly with the Linux Kernel and C library. The basic components of a Linux ...

Three years after releasing PowerShell Core for Linux and macOS, Microsoft has announced PowerShell 7, the newest version of PowerShell Core. Only in March, Microsoft released PowerShell Core 6.2 but ...