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Xrdp is an open-source implementation of the Microsoft Remote Desktop Protocol (RDP) that allows you to graphically control a remote system. With RDP, you can log in to the remote machine and create a real desktop session the same as if you had logged in to a local machine. This tutorial covers how to install and configure Xrdp server on Ubuntu 20.04.

Docker is an integral part of modern software development and DevOps continuous integration and deployment pipelines. Docker is available for installation from the standard Ubuntu 20.04 repositories, but it may not always be the latest version. We’ll install the latest Docker package from the official Docker’s repositories

PostgreSQL or Postgres is an open-source general-purpose object-relational database management system with many advanced features that allows you to build fault-tolerant environments or complex applications. In this guide, we will explain how to install the PostgreSQL database server on Ubuntu 20.04, and explore the basics of PostgreSQL database administration.

fdisk is a menu-driven command-line utility that allows you to create and manipulate partition tables on a hard disk.

MariaDB is an open-source relational database management system. It was originally designed as a backward-compatible, binary drop-in replacement of MySQL. This guide explains how to install and secure MariaDB on Ubuntu 20.04.

Webmin is an open-source web control panel for administering Linux servers. It allows you to manage the system users, groups, disk quotas as well as install and configure web, ssh, ftp, email, and database servers. With Webmin, you can configure almost every aspect of the system through your web browser. This guide explains how to install Webmin on an Ubuntu 20.04 server.

This tutorial describes how to set up WireGuard on a CentOS 8 machine that will act as a VPN server. We’ll also show you how to configure WireGuard as a client. The client’s traffic will be routed through the CentOS 8 server.

Zoom is an easy to use communication platform that unifies cloud video conferencing, real-time messaging, and content sharing. With Zoom, you can host webinars, organize online meetings, and create conference rooms.

Swap is a space on a disk that is used when the amount of physical RAM memory is full. When a Linux system runs out of RAM, inactive pages are moved from the RAM to the swap space. This tutorial explains how to add a swap file on Ubuntu 20.04 systems.

If you spend a lot of time on the command line, chances are that you’ll want to customize your shell environment. This can mean creating aliases, adding a new directory to the $PATH, or changing the look of the shell prompt. In this article, we will talk about the Bash startup files and the difference between the .bashrc and .bash_profile files.

Node.js is a cross-platform JavaScript runtime environment built on Chrome’s JavaScript, designed to execute JavaScript code on the server-side. It is generally used to build back-end applications, but it is also popular as a full-stack and front-end solution. npm is the default package manager for Node.js and the world’s largest software registry. In this tutorial, we will explore three different ways of installing Node.js and npm on Ubuntu 20.04.

Apache is one of the most popular web servers in the world. It is an open-source and cross-platform HTTP server that powers a large percentage of the Internet’s websites. Apache provides many powerful features that can be extended through additional modules.

A firewall is a tool for monitoring and filtering incoming and outgoing network traffic. It works by defining a set of security rules that determine whether to allow or block specific traffic. This article describes how to use the UFW tool to configure and manage a firewall on Ubuntu 20.04. A properly configured firewall is one of the most important aspects of overall system security.

Using the correct timezone is essential for many systems related tasks and processes. For example, the cron daemon uses the system’s timezone for executing cron jobs, and the timestamps in the log files are based on the same system’s timezone.

In Linux, groups are used to organize and administer user accounts. The primary purpose of groups is to define a set of privileges such as reading, writing, or executing permission for a given resource that can be shared among the users within the group. A new group can be created using the groupadd command. If a group is no longer needed and can be removed from the system. This article explains how to remove a group in Linux, using the groupdel command.

at is a command-line utility that allows you to schedule commands to be executed at a particular time. Jobs created with at are executed only once.

Nginx pronounced “engine x” is an open-source, high-performance HTTP and reverse proxy server responsible for handling the load of some of the largest sites on the Internet. It can be used as a standalone web server, load balancer, content cache, and reverse proxy for HTTP and non-HTTP servers. Compared to Apache, Nginx can handle a much large number of concurrent connections and has a smaller memory footprint per connection. This tutorial describes how to install and manage Nginx on Ubuntu 20.04.

Visual Studio Code is a powerful open-source code editor developed by Microsoft. It has built-in debugging support, embedded Git control, syntax highlighting, code completion, integrated terminal, code refactoring, and snippets. Visual Studio Code Core is cross-platform, available on Windows, Linux, and macOS. This guide shows two ways of installing Visual Studio Code on Ubuntu 20.04.

MySQL is the most popular open-source relational database management system. It is fast, easy to use, scalable, and an integral part of the popular LAMP and LEMP stacks. This guide explains how to install and secure MySQL on Ubuntu 20.04.

Go, often referred to as golang is a modern open-source programming language created by Google that allows you to build reliable and efficient applications. Go is a compiled language, which means you need to compile the source code to create an executable file that is used to run the software.