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Gradle is a general-purpose tool used to build, automate, and deliver software. It is primarily used for Java, C++, and Swift projects.

A server block is an Nginx directive that defines settings for a specific domain, allowing you to run more than one website on a single server. For each website, you can set the site document root (the directory which contains the website files), create a separate security policy, use different SSL certificates, and much more. This article describes how to set up Nginx server blocks on Ubuntu 20.04.

This tutorial explains how to install a free Let’s Encrypt SSL certificate on Ubuntu 20.04 running Apache as a web server. We’ll also show how to configure Apache to use the SSL certificate and enable HTTP/2.

Steam is a cross-platform entertainment platform developed by Valve Corporation for purchasing and playing video games. It gives you access to thousands of games and allows you to meet new people. This article explains how to install the Steam client on Ubuntu 20.04.

Elasticsearch is an open-source distributed full-text search and analytics engine. Elasticsearch is an open-source distributed full-text search and analytics engine. It supports RESTful operations and allows you to store, search, and analyze big volumes of data in real-time. This guide explains how to install Elasticsearch on Ubuntu 20.04.

KVM (Kernel-based Virtual Machine) is an open-source virtualization technology built into the Linux kernel. With KVM to run multiple Linux or Windows guest virtual machines. Each guest is completely isolated from the others and has its own operating system and dedicated virtual hardware such as CPU(s), memory, network interfaces, and storage.

If you installed an SSL certificate for your domain, your next step should be to configure the application to serve all web traffic over HTTPS. Unlike HTTP, where requests and responses are sent and returned in plaintext, HTTPS uses TLS/SSL to encrypt the communication between the client and the server. This article explains how to redirect the HTTP traffic to HTTPS using the .htaccess file.

This tutorial explains how to install TensorFlow in a Python virtual environment on Ubuntu 20.04.

When writing Python code, it is always a good practice to make your code clean and easily understandable. Organizing the code, giving variables and functions descriptive names are several ways to do this.Adding comments to your Python code will save you a lot of time and effort when you look at your code in the future. Comments should be short and to the point. Do not explain something that is obvious to the reader. This article covers the basics of writing comments in Python. Python ignores everything written on the line after the hash mark (#).

curl is a command-line utility for transferring data from or to a remote server. With curl, you can download or upload data using one of the supported protocols, including HTTP, HTTPS, SCP, SFTP, and http://FTP.

Gzip is a popular compression algorithm that reduces the size of a file while keeping the original file mode, ownership, and timestamp. This algorithm is often used to compress web elements for faster page loading. By convention, a file compressed with gzip ends with either .gz or .z.

Vim or its precursor Vi comes preinstalled on macOS and most Linux distributions. Searching text is one of the most common tasks when working with files. Knowing the basics of Vim might be very useful when you encounter a situation where your favorite editor is not available. This article describes how to perform search operations in Vim / Vi.

A Virtual Host is an Apache configuration directive that allows you to run more than one website on a single server. With Virtual Hosts, you can specify the site document root (the directory containing the website files), create a separate security policy for each site, use different SSL certificates, and much more. This article describes how to set up Apache Virtual Hosts on Ubuntu 20.04.

Minecraft is one of the most popular games of all time. It is a sandbox video game where players explore infinite worlds and build different structures from simple houses to towering skyscrapers. This tutorial explains how to make a Minecraft Server on Ubuntu 20.04. We’ll use Systemd to run the Minecraft server and the mcrcon utility for connecting to the running instance. We’ll also show you how to create a cronjob that performs regular server backups.

The hostname is set during the installation of the operating system or dynamically assigned to the virtual machine when it is created. This guide explains how to set or change the hostname on Ubuntu 20.04 without needing to restart the system.

JSON is a human-readable text-based data format. It is language independent and used for data interchange between applications. In this article, we’ll explain how to parse JSON data in Python.

Apache Maven is an open-source project management and comprehension tool used primarily for Java projects. Maven uses a Project Object Model (POM), which is essentially an XML file containing information about the project, configuration details, the project’s dependencies, and more. In this tutorial, we will show you two different ways to install Apache Maven on Ubuntu 20.04.

Anaconda is a popular Python/R data science and machine learning platform, used for large-scale data processing, predictive analytics, and scientific computing. This tutorial will walk you through the installation of Anaconda Python Distribution on Ubuntu 20.04.

Composer is a dependency manager for PHP (similar to npm for Node.js or pip for Python). With Composer, you can specify the PHP libraries your project depends on, and it will pull and manage all libraries and dependencies for you. Composer is used in all modern PHP frameworks and platforms such as Laravel, Symfony, Drupal, and Magento. This tutorial explains how to install and use Composer on Ubuntu 20.04.

The modulo operation is an arithmetic operation that finds the remainder of the division of one number by another. The remainder is called the modulus of the operation. In Python, the modulo operator is represented by the percent sign (%).