Loops are a set of commands that allow us to take a series of commands and keep re-running them until a particular situation is…

The grep is a powerful and one of the most widely used commands on Linux based operating systems. If you want to find strings…

The chmod and chown commands are powerful and most popular command line tool that can be used to control access to files in Linux-based…

phpMyAdmin is an open source and one of the most popular MySQL administration tools written in PHP. It is specially designed to manage and…

Odoo is a free, open source and one of the most popular business management platform written in the Python programming language. It is an…

Introduction Nagios is a free and open source software application that can be used to monitor systems, networks and infrastructure. Nagios alerts you through…

Introduction Network monitoring and troubleshooting is an essential part of any Network administrator. There are lots of tools available in the market to troubleshoot…

Introduction Ubuntu is a free, open source, most popular and most widely used Linux-based operating system in the market. It is simple, user-friendly and…

Introduction OpenVPN is a free, open source, one of the most popular and widely used software that implements virtual private network for creating secure…