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Apache Kafka is a distributed data store for processing streaming data in real time. In this tutorial, we will install Apache Kafka on the Rocky Linux server and learn the basic usage of Kafka as a message broker for streaming data via the Kafka plugin.

Where do people come together to make cutting-edge invention and innovation happen? One possible answer is the corporate research lab. More long-term focused than most company product development efforts, corporate labs have a long history, going back to Thomas Edison's Menlo Park laboratory in New Jersey. Perhaps most famous is Bell Labs' invention of the transistor—although software folks may associate it more with Unix and the C programming language.

The previous two articles in this series looked at open source community health and the metrics used to understand it. They showed examples of how open source communities have measured at their health through metrics. This final article brings those ideas together, discussing the challenges of implementing community health metrics for your own community.

Today I’m excited to share the results of the hard work of thousands of Fedora Project contributors: the Fedora Linux 37 release is here! Let’s see what the latest release brings you. As always, you should make sure your system is fully up-to-date before upgrading from a previous release. Can’t wait to get started? Download […]

Odoo (formerly known as OpenERP) is a self-hosted suite of over 10,000 open Odoo is a free and open-source ERP solution for multiple types of businesses. In this tutorial, we will the Odoo open-source ERP on the Ubuntu 22.04 server.

Even people who are very online can use some help navigating the internet – from keeping credit card details safe when online shopping to generating a password when one simply doesn’t have any more passwords in them. Using Firefox as your main browser helps take care of that. Want to level up? With a Firefox […]

One of the advantages of working in a terminal is that it's faster than most other interfaces. Thanks to the GNU Readline library and the built-in syntax of shells like Bash and Zsh, there are several ways to make your interactions with the command line even faster. Here are five ways to make the most of your time in the terminal.

Django is a python framework used for developing dynamic websites and applications. In this tutorial, you will learn how to install the Django framework on a Ubuntu 22.04 server.

Rocky Linux takes a new road to its organization: A public benefit corporation software foundation, Rocky Enterprise Software Foundation.

The kernel is the core part of any Linux-based operating system. It acts as a bridge between the software and hardware of the computer system. In this tutorial, I will show you how to install Linux Kernel 6.0 on Ubuntu 22.04.

ADLINK just unveiled a camera development kit designed to quickly develop proof of concept applications. This AI Camera Dev Kit integrates the Jetson Nano (128 NVIDIA CUDA core + 4x Arm Cortex-A57) along with an 8MP color MIPI Sony IMX179 camera module, a single GbE port and up to 16Gb of eMMC storage. As stated […]

Zram is a compressed RAM disk on Linux. Lately, it's been put to use for swap space on many distributions. In my previous article, I introduced zram and demonstrated how to use it. In this article, I cover some of the ways you can customize how your system puts zram to use.

In the Java programming language, a hashmap is a list of associated values. Java uses hashmaps to store data. If you keep a lot of structured data, it's useful to know the various retrieval methods available.

I found Codium, a community project built around VS Code. Now I want to share the VS Codium experience with my students and open their understanding of Python beyond the Turtle module. This zest for learning has me looking for training resources that are open source and freely available on the internet.

A few years ago, I was working on a project, and I couldn't use Perl due to these limitations. I needed a new language. That's when I found Go.

A few days ago, Orange Pi announced their new Single Board Computer based on the Octa-core Rockchip RK3588S SoC. Starting at $60, the new Orange Pi 5 includes up to 32GB RAM, 8K@ 60fps display support, one M.2 module for NVMe SSD. The new Orange Pi 5 implements the 8nm Rockchip RK3588S seen in other […]

Like many people, I find social media somewhat exciting and also...a bit much. Sometimes you get deep-fried in algorithms, tracking data, and ads catered especially for you. You lack administrative control over what you want to see, especially on the old platforms many of us are used to. As usual, you must look to open source to fix the problem. And that's exactly what Mastodon, an open source microblogging community, does.

Nessus is an open-source network vulnerability scanner for vulnerability assessments and penetration testing. In this guide, you will install Nessus on an Ubuntu 22.04 server. You will also learn how to set up the Nessus command line 'nessuscli' which allows you to manage Nessus from the command-line terminal.

If RHEL is at the heart of your business, then this latest upgrade might be just what you need.

Zram was originally called "compcache," which stands for "compressed cache." It turns out that zram is a tool for creating an in-RAM compressed cache, specifically for use as swap space. But Why?