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I've been happy using Vagrant for quite a while now. I work with several DevOps tools, and installing them all on one system can get complicated. Vagrant lets you do cool things without breaking your system because you don't have to experiment on your production system at all.

Learn how Gamerzilla brings an achievement system to open source games and enables all developers to implement achievements separate from the game platform. Some open source games rival the quality of commercial games. While it is hard to match the quality of triple-a games, open source games compete effectively against the indie games. But, gamer […]

The LEMP Stack is a set of open-source software and frameworks or libraries that are used to host web applications on the internet. A stack consists of Linux operating system, Nginx web server, MariaDB/MySQL database server, and PHP language.

YAML (YAML Ain't Markup Language) is a human-readable data serialization language. Its syntax is simple and human-readable. It does not contain quotation marks, opening and closing tags, or braces. It does not contain anything which might make it harder for humans to parse nesting rules. You can scan your YAML document and immediately know what's going on. YAML features YAML has some super features which make it superior to other serialization formats: read more

Node.js is a cross-platform java-script runtime for server-side programing language. It's built on top of Chrome's V8 JavaScript engine, allows you to execute JavaScript code on the server-side. In this tutorial, you will learn how to install Node.js on Rocky Linux using two different methods.

MongoDB is an object-oriented, schema-less, NoSQL database server used in developing modern dynamic apps. This tutorial will cover how to install MongoDB on Rocky Linux 8.

If recent surveys and polls ring true, over 40% of the global workforce is considering leaving their employer this year. Despite COVID-19 causing initial turnover due to the related economic downturn, the current phenomenon coined “The Great Resignation” is attributed to the many job seekers choosing to leave their current employment voluntarily. Mass vaccinations and […]

Ruby, unlike Python, makes lots of things implicit, and there's a special kind of if expression that demonstrates this well. It's often referred to as an "inline-if" or "conditional modifier", and this special syntax is able to return one value when a condition is true, but another value (nil, specifically) when a condition is false. Here's an example: read more

Wiki.js is an open-source wiki software written in JavaScript and running on the Node.js runtime. In this guide, you will learn how to install Wiki.js on the Rocky Linux server. You will be installing the Wiki.js with the latest LTS version of Node.js, using PostgreSQL as its main database, and using the Nginx web server as a reverse proxy.

NumPy, or Numerical Python, is a library that makes it easy to do statistical and set operations on linear series and matrices in Python. It is orders of magnitude faster than Python lists, which I covered in my notes on Python Data Types. NumPy is used quite frequently in data analysis and scientific calculations. read more

The Academy Software Foundation (ASWF), a project hosted by The Linux Foundation, provides a neutral forum for open source software developers in the motion picture and broader media industries to share resources and collaborate on image creation, visual effects, animation, and sound technologies. It was created in 2018 after the conclusion of an investigation […]

The first long-term support version of Java, Java 17, in years has finally arrived.

In the first four parts of this series on the open source software supply chain, I explored open source as a supply chain, what a product is, what product managers do, and ways to differentiate open source software products from their upstream projects.  read more

'One of the messier merge windows' means the new stuff might sneak in next week. Linus Torvalds has loosed the first release candidate for version 5.15 of the Linux kernel, with but isn't sure if it's a big 'un or nothing to get excited about.…

Django is a free and open-source web development framework written in Python. It is used for developing complex and database-driven Python applications. In this tutorial, I will explain how to set up Django in Python virtual environment using the PostgreSQL database on Debian 11.

When I was in high school, one of the very first programming languages I was introduced to was Logo. It was interactive and visual. With basic movement commands, you could have your cursor (“turtle”) draw basic shapes and intricate patterns. It was a great way to introduce the compelling concept of an algorithm—a series of instructions for a computer to execute. Fortunately, the Logo programming language is available today as a Python package. So let’s jump right in, and you can discover the possibilities with Logo as we go along. read more

We recently interviewed Fedora user Stuart D. Gathman on how he uses Fedora Linux. This is a part of a series on the Fedora Magazine where we profile users and how they use Fedora Linux to get things done. If you are interested in being interviewed for a further installment in this series you can […]

This tutorial shows you how to identify and list unsuccessful SSH logins on the Linux shell.

Redis is a popular and open-source in-memory key-value data store. It supports various data structures such as Hash, Lists, Sets, Strings, and many more. In this guide, you will learn how to install Redis on Rocky Linux.

In typography, a pair of quotation marks were traditionally oriented toward one another. They look like this: “smart quotes” read more