Gatsby is a React framework that allows you to create static and serverless JavaScript apps. In this tutorial, you will install the Gatsby Starter default template, modify metadata in the Gatsby config file, run the d...

In this guide, you will set up an ASGI (Asynchronous Server Gateway Interface) Django app on Ubuntu 20.04. You'll set up a PostgreSQL database, configure a Gunicorn application server paired with Uvicorn (an ASGI impl...

Streams are an efficient way to handle files in Node.js. In this tutorial, you'll create a command-line program, and then use it with streams to read, write, copy, and transform files.

Umami is an open-source, self-hosted web analytics application written in Node.js. It focuses on being simple, well-designed, fast, and privacy-focused. It can store data about your website's visitors in either a MySQ...

MongoDB provides aggregation operations through aggregation pipelines — a sequential series of data processing operations through which the documents go to obtain the final result. In this tutorial, you'll learn by ex...

Like many popular Static Site Generators, Gatsby embraces the use of dynamic web frameworks, using React on the frontend and Node.js on the backend. But Gatsby can also pull in static files and assets, like images, CS...

This tutorial details the process for installing and configuring the components that constitute a LEMP stack on an Ubuntu 18.04 server, including Nginx, MySQL, and PHP. It also includes instructions for testing that t...

Nginx is one of the most popular web servers in the world and is responsible for hosting some of the largest and highest-traffic sites on the internet. It is more resource-friendly than Apache in most cases and can b...

The Apache HTTP server is the most widely-used web server in the world. It provides many powerful features including dynamically loadable modules, robust media support, and extensive integration with other popular so...

This tutorial will teach you how to add a favicon to your website with HTML. A favicon is a small image that is located in the browser tab next to your web page’s title.

UFW (uncomplicated firewall) is a firewall configuration tool that runs on top of iptables, included by default within Ubuntu distributions. It provides a streamlined interface for configuring common firewall use case...

In this tutorial, we will go over the break, continue, and pass statements in Python, which will allow you to use for and while loops more effectively in your code.

The Python string data type is a sequence made up of one or more individual characters consisting of letters, numbers, whitespace characters, or symbols. Strings are sequences and can be accessed in the same ways as o...

IP addresses, networks, submasks, and CIDR notation can be difficult concepts to understand. In this guide, we will cover some of the ideas behind how these systems work together to allow computers to communicate over...

SSH keys provide a more secure method of logging into a server than using a password. With SSH keys, users can log into a server without a password. This tutorial explains how to generate, upload, and use an SSH key p...

Learn about four approaches to searching for values in arrays: includes, indexOf, find, and filter methods.

Explore two approaches to change the opacity of an image in the background with CSS.

MySQL is an open-source database management system, commonly installed as part of the popular LAMP (Linux, Apache, MySQL, PHP/Python/Perl) stack. It uses a relational database and SQL (Structured Query Language) to ma...

Being able to import and export your database is an important skill to have. You can use data dumps for backup and restoration purposes, so you can recover older copies of your database in case of an emergency, or you...

Learn how to set up monitoring for Docker containers using Zabbix, an open-source monitoring tool for IT infrastructure.