Valaxy Technologies

tr command

tee command

First HelloWorld Bash Shell Script | Simple Usage of echo command

Introduction to variables

Simple Shell Script to know the usage of Variables in Bash Shell Scripting

Advanced Usage of echo command

Here Document for Multi-lines or Multi-line block

Here String Usage

Writing Comments for a Shell Script

what is #!/usr/bin/env bash ?

Debugging a Bash Shell Script

Exit Status of a Command

Basic String operations

String Operations on Paths | Useful for Real-time

input with read command and output with echo command

Input with command line arguments

Arithmetic Operators

Simple usage of case statement

test command and its usage | Comparison and file test operators

Command Chaining using Logical AND (&&) and Logical OR (||) Operators

Executing block of code using {}

simple if and if-else conditional statement

Simple Shell Script to verify the user is root or not and User is having sudo

Shell Script to start docker service

Logical AND OR and NOT operators - ( &&, || and ! )

Differences between [ ] and [[ ]] ( old and new test command) and also (( ))

if elif elif else conditional statement

How to handle command line arguments ?

One time task execution with at | scheduling job with at command to execute once

Scheduling jobs with crontab

Shell Script to send Automatic Mail Alert when RAM Memory gets Low

Introduction to Arrays

Associative Arrays

Introduction to Loops

Different types of for loop syntax's

Installing multiple packages with for loop and command line arguments

Difference between $@ and $*

Loop Control commands / statements

For loop with arrays

Login into remote server from local server using ssh

Executing commands on remote server without logging into remote server

Providing password for ssh using sshpass utility

Executing multiple commands on Multiple servers

Shell Script to execute different commands on different servers

Basic syntaxes of while loop

while loop with IFS

Simple Introduction to Functions

Defining a Function and Calling a Function

Scope of the Variables (Global and Local Variables), Returning a variable value

Passing Parameters to a Function

complete printf command

Introduction to awk

awk command with action and bacis variables

Introduction to awk scripting

awk command with options, action and basic variables

Simple Hello World awk script

How to define a variable , display a variable and execute multiple statements ?

awk command or awk script: Reading variable values from command line

How to use awk command / script in shell scripts ?

How to read variables for awk command using shell script ?

Introduction to sed command

sed: Viewing file content and deleting file content based on line numbers

Searching file content

Find and replace with sed command

Insertion and Deletion with sed command

Regex: Introduction to sed command with regex

Regex-Part-1: Regex with special characters (\s \t . * \+ \? and \)

Regex-Part-2: Regex with special characters ( ^ and $ )

Regex-Part-3: Regex with special characters ( [] () and {} )

Simple shell script to get all git versions from official git-scm website

Design simple Digital Clock with Bash Shell Scripting

Automate Server Inventory using Shell Script

Automate Multiple Servers Inventory using Shell Script

Monitor File system usage and send mail alerts

Automate the installation of required git version using bash shell script