In Bash shell scripting, functions are ways to group the set of instructions ... In this article, I will explain how to use functions in bash scripts in Linux with examples. You will be pretty ...

Returning values from functions in Linux scripting allows you to capture and utilize the results of a function in the main body of your script. This tutorial will guide you through the process of ...

Example: check_aws_cli() uses command -v aws to check if AWS CLI is installed. Redirects output to /dev/null to suppress errors. Syntax: ~/.aws/credentials: Stores AWS keys (e.g., aws_access_key_id, ...

Do you want to create a Shell script in your Linux system? This guide will take you through how to create a shell script using multiple text editors, how to add comments, and how to use Shell ...

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 ...

Dive into the world of Linux shell scripting with this hands-on guide. If you’re comfortable using the command line on Unix or Linux but haven’t fully explored Bash, this book is for you.

rc also aims to simplify how you create these scripts by removing all unnecessary ... and assign the word “hello” to it: Another common function in shell languages is the ability to create UNIX pipes.

Imagine that you want to output multiple lines of text in Bash, or any shell script. Maybe it’s for a help string for a particularly convoluted shell script you’re writing. You could have a ...