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Bash conditional statements perform different computations or actions depending on whether a programmer-specified boolean condition evaluates to true or false. These statements are used to execute dif

1. Hello World Bash Shell Script      First you need to find out where is your bash interpreter located. Enter the following into your command line: $ which bash

Bash shell case statement is similar to switch statement in C. It can be used to test simple values like integers and characters.Case statement is not a loop, it doesn’t execute a block of code fo

An array is a variable containing multiple values may be of same type or of different type.  There is no maximum limit to the size of an array, nor any requirement that member variables be indexed or

As part of our on-going bash tutorial series, we discussed about bash positional parameters in our previous article. In this article let us discuss about the bash special parameters with few practic

Bash expression is the combination of operators, features, or values used to form a bash conditional statement. Conditional expression could be binary or unary expression which involves numeric, strin

Looping statements are used to force a program to repeatedly execute a statement. The executed statement is called the loop body.Loops execute until the value of a controlling expression is 0. The

In bash shell, when you use a dollar sign followed by a variable name, shell expands the variable with its value. This feature of shell is called parameter expansion.But parameter expansion has nu

This article provides practical examples for 50 most frequently used commands in Linux / UNIX.This is not a comprehensive list by any means, but this should give you a jumpstart on some of the com

Here is a selection of command-line tips that I've found useful when working on Linux. The emphasis is on somewhat less-known techniques that are generally important or useful to technical users. It