System Administration & Configuration

How to use Puppet environments in...

Objective Create and use puppet environments to test new configuration before updating a live production system. Operating System and Software Versions Operating System: Any major linux distribution e.g. Ubuntu, Debian, CentOS Software: puppet and puppet-master Requirements Privileged access to the puppet master server and the puppet client node. Difficulty MEDIUM Conventions # - requires given linux commands to be...
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Programming & Scripting

Introduction to database joins with...

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...
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Ubuntu

How to Install Blizzard Battle.net...

Objective Use Wine to run the Battle.net app. Distributions This guide is intended for Ubuntu 18.04 Requirements A working install of Ubuntu 18.04 with root privileges. The latest graphics drivers for your system couldn't hurt either. Difficulty Medium Conventions # - requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command $ - requires given linux...
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CentOS

Setup secure ProFTPD server on...

Objective The objective is to first configure a basic ProFTPD server on CentOS 7. Once we have a basic FTP server setup, we will then add FTP passive mode and increase security by adding Transport Layer Security ( TLS ). Lastly, we add an optional anonymous configuration to allow anonymous user to login to FTP server without username and password. Operating System and Software Versions Operating System: - CentOS...
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Debian

Amp Up Your Multimedia Experience On...

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...
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Fedora

How to use Flatpak to manage...

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....
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Redhat

How to install and configure FreeIPA...

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...
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