How to Create Custom Header Template for Shell Scripts in Vim
In this article, we will show you a simple way to configure a custom header for all newly created bash scripts in Vim editor. This means that every time you open a new .sh...
Category: Bash Shell
A Shell Script to Send Email Alert When Memory Gets Low
A powerful aspect of Unix/Linux shell programs such as bash, is their amazing support for common programming constructs that enable you to make decisions, execute commands repeatedly, create new functions, and so much more....
How to Install and Enable Bash Auto Completion in CentOS/RHEL
Bash (Bourne Again Shell) is undoubtedly the most popular Linux shell out there, no wonder it is the default shell on many Linux distributions. One of its most charming features is the built-in “auto-completion”...
10 Useful Tips for Writing Effective Bash Scripts in Linux
Shell scripting is the easiest form of programming you can learn/do in Linux. More so, it is a required skill for system administration for automating tasks, developing new simple utilities/tools just to mention but...
ShellCheck – A Tool That Shows Warnings and Suggestions for Shell Scripts
ShellCheck is a static analysis tool that shows warnings and suggestions concerning bad code in bash/sh shell scripts. It can be used in several ways: from the web by pasting your shell script in...
Understanding Shell Initialization Files and User Profiles in Linux
Linux is a multi-user, time sharing system, implying that more than one user can log in and use a system. And system administrators have the task of managing various aspects of how different users...
How To Write and Use Custom Shell Functions and Libraries
In Linux, shell scripts help us in so many different ways including performing or even automating certain system administration tasks, creating simple command line tools and many more. In this guide, we will show...
How to Customize Bash Colors and Content in Linux Terminal Prompt
Today, Bash is the default shell in most (if not all) modern Linux distributions. However, you may have noticed that the text color in the terminal and the prompt content can be different from...
How to Trace Execution of Commands in Shell Script with Shell Tracing
In this article of the shell script debugging series, we will explain the third shell script debugging mode, that is shell tracing and look at some examples to demonstrate how it works, and how...
How to Perform Syntax Checking Debugging Mode in Shell Scripts
We started the shell script debugging series by explaining the different debugging options and how to enable shell script debugging modes. After writing your shell scripts, it is recommended that we practically check the...
