Shell Scripts

This tutorial explains how to parse CSV files in Bash shell scripts using awk and sed utilities in Linux with examples.

This guide explains what is Whiptail, how to install Whiptail in Linux and how to create GUI dialog boxes in Bash Scripts using Whiptail in Linux.

This guide explains how to use date command in Bash scripting, how to work with date and time using date in shell scripts, how to manipulate them and do various operations with it in Linux.

It is Christmas!! On behalf of OSTechNix, I wish you all a Merry Christmas! Today, I will show you how to display animated Christmas tree in Terminal in Linux.

Debugging helps you to fix the errors in your program. In this article, we will discuss various techniques to debug bash scripts with examples in Linux and Unix operating systems.

Passing arguments to a program is one of the common operations across any language you use. In this article, we are going to see how to parse arguments in bash scripts using bash builtin getopts function.

Zenity is a rewrite of gdialog, the GNOME port of dialog which allows you to create GUI dialog boxes in Bash scripts in Linux, BSD and Windows.

This guide explains what is Bash case statement and how to use case statement in Bash shell scripts with examples.

In this guide, we will learn how to work with conditional statements in bash, how to use file test, integer, and string operators. And finally, we will discuss how to write compact conditional statements using logical AND and logical OR operators.

String manipulation is one of the fundamental concepts of bash scripting. This guide explains how to create and manipulate strings in bash.