Once you’ve gained a solid understanding of Linux and mastered the various commands available, your next big win comes in the form of shell functions. Code wrapped in a function can be reused by your ...

In this exercise, you will learn how to define and persist shell functions by redirecting them into a file and sourcing them in new sessions. Furthermore, we will explore how to use the > and >> ...

If you've been keeping track of my column, you'll know that we're building a Blackjack game as a shell script. Why? Because most shell scripts are far too boring to study without nodding off, so ...

Last month, I explored exit codes and how decent error correction in your shell scripts always should include testing the value of $? after each meaningful command ...

Based on shell-function-outline v1.2.2 by jannek@aalto 2021 Based on perl-outline v0.0.7 by hitode909. They deserves much credit.