Command Line Arguments in Linux Shell Scripting

Overview : Command line arguments (also known as positional parameters) are the arguments specified at the command prompt with a command or script to be executed. The locations at the command prompt of the arguments as well as the location of the command, or the … Read more

Debugging Shell Scripts in Linux

In most of the programming languages debugger tool is available for debugging. A debugger is a tool that can run a program or script that enables you to examine the internals of the script or program as it runs. In the shell scripting we don”t … Read more

How to Use Variables in Shell Scripting

In every programming language variables plays an important role , in Linux shell scripting we are using two types of variables : System Defined Variables & User Defined Variables. A variable in a shell script is a means of referencing a numeric or character value. … Read more

Introduction To Shell Scripting Basics

What is a Shell A shell is an interpreter in UNIX like Operating system. It takes commands typed by the user and calls the operating system to run those commands. In simple terms a shell acts as form of wrapper around the OS. For example … Read more