Objective UFW basics including UFW installation and setting up a basic firewall. Distributions Debian and Ubuntu Requirements A working Debian or Ubuntu install with root privileges Difficulty Easy Conventions # - requires given linux command to be executed with root privileges either directly as a root user or by use of sudo command $ - given linux command to be executed as a regular non-privileged user...

Objective Learn to know the different type of joins and how to use them working with mysql or mariadb databases Requirements No particular requirements Difficulty EASY Conventions # - requires given linux command to be executed with root privileges either directly as a root user or by use of sudo command $ - given linux command to be executed as a regular non-privileged user Introduction In a relational database...

Objective The objective is to install and configure a Varnish Cache server with Nginx on Ubuntu 18.04 Bionic Beaver Linux. Varnish is a fast caching server which sits in front of any web server and serves previously cached pages, hence, improving the website's response time. Operating System and Software Versions Operating System: - Ubuntu 18.04 Bionic Beaver Linux Software: - Varnish 5.2 or higher Requirements...

Introduction Debian is the universal operating system, but sometimes, it doesn't feel all that universal out of the box. For people looking for a top-notch multimedia experience, Debian might not seem like the best choice because of its free software policies, but it can actually be made into a multimedia powerhouse. Debian Stretch, when combined with one super powered multimedia repository, is an awesome option...

Introduction With the use of modern Gnu/Linux distributions package managers, package dependencies are no more a problem per-se, but usually each distribution ships with a certain version of a program, and we want to install a new version we have to compile it, or rely on third party repositories. The same thing happens if the repositories of our favorite distribution doesn't contain a certain application we need....

Objective Our objective is to install and configure a standalone FreeIPA server on Red Hat Enterprise Linux. Operating System and Software Versions Operating System: Red Hat Enterprise Linux 7.5 Software: FreeIPA 4.5.4-10 Requirements Privileged access to the target server, available software repository. Difficulty MEDIUM Conventions # - requires given linux commands to be executed with root privileges either...