The sudo command is useful for executing commands with privileges usually outside of the scope of your user. This guide will discuss how to edit the configuration file in order to customize the way sudo functions.

In this guide, we will show you how to create and configure a self-signed TLS/SSL certificate with the Apache web server on Ubuntu 20.04.

Django is a full-featured Python web framework for developing dynamic websites and applications. Using Django, you can quickly create Python web applications and rely on the framework to do a good deal of the heavy li...

In this tutorial, you will configure Nginx as a reverse proxy to securely direct client requests to Jenkins.

In this guide, we will show you how to create and configure a self-signed TLS/SSL certificate with the Apache web server on a CentOS 8 machine.

Let’s Encrypt is a Certificate Authority (CA) that facilitates obtaining and installing free TLS/SSL certificates, thereby enabling encrypted HTTPS on web…

Let's Encrypt is a Certificate Authority (CA) that provides an easy way to obtain and install free TLS/SSL certificates, thereby enabling encrypted HTTPS on web servers. It simplifies the process by providing a softwa...

Nextcloud, a fork of ownCloud, is a file sharing server that permits you to store your personal content, like documents and pictures, in a centralized location, much like Dropbox. In this tutorial, we will install and...

In this guide, we'll go over how to install the software needed for NFS functionality on Ubuntu 20.04, configure two NFS mounts on a server and client, and mount and unmount the remote shares.

The Ubuntu operating system's latest Long Term Support (LTS) release, Ubuntu 20.04 (Focal Fossa), was released on April 23, 2020. This guide will explain how to upgrade an Ubuntu system of version 18.04 or later to Ub...

MariaDB is an open-source database management system, commonly used as an alternative for the MySQL portion of the popular LAMP (Linux, Apache, MySQL, PHP/Python/Perl) stack. It is intended to be a drop-in replacement...

MariaDB is an open-source database management system, commonly used as an alternative for the MySQL portion of the popular LAMP (Linux, Apache, MySQL, PHP/Python/Perl) stack. It is intended to be a drop-in replacement...

In this guide, we will show you three different ways of getting Node.js installed on an Ubuntu 20.04 server: using apt to install the nodejs package from Ubuntu's default software repository, using apt with an alterna...

This tutorial will show you how to set up a firewall with UFW on Ubuntu 20.04.

One way to guard against out-of-memory errors in applications is to add some swap space to your server. In this guide, we will cover how to add a swap file to an Ubuntu 20.04 server.

In this guide, we'll focus on setting up SSH keys for an Ubuntu 20.04 installation. SSH keys provide an easy, secure way of logging into your server and are recommended for all users.

When you first create a new Ubuntu 20.04 server, you should perform some important configuration steps as part of the basic setup. These steps will increase the security and usability of your server, and will give you...

In this guide, we will cover how to create user accounts, assign sudo privileges, and delete users on a CentOS 8 server.

In this tutorial, we will explain how to install the latest version of MariaDB on a CentOS 8 server.