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OpenTelemetry covers three observability signals—logs, metrics, and distributed traces. It standardizes the approach to instrumenting your code, collecting the data, and exporting it to a backend system where the analyses can occur and the information can be stored.

If you want a bleeding-edge take on Linux, the brand-new Ubuntu 22.10 is for you.

'Kinetic Kudu' is a short-term release with nine months of updates. Ubuntu 22.10 is out, and the biggest change is a new official remix: Ubuntu Unity is now an official flavor.…

EPEL 8 Modularity was set up shortly after the main EPEL 8 release. It attempted to use the Fedora module ecosystem with RHEL modules. The strange mixture of Fedora ecosystem and RHEL modularity never worked properly. There have been routine instances of modules that wouldn’t install, modules that overwrote RHEL modules, Fedora maintainers surprised their […]

Yarn is a package manager for JavaScript environments. It is an alternative to the NPM package manager and was developed by Facebook in collaboration with Google, Tilde, and Expo Dev.

In this article, I demonstrate how to test an IoT platform using EMQX as an example of how to introduce performance test tools to verify and test platform-related quality indicators.

Install and use Osquery to gather performance, capacity, and other essential data about your system using a SQL query language.

Hacktoberfest is a month-long celebration run by DigitalOcean to celebrate and give back to open source projects and software. The initiative is open to everyone, and the goal is to encourage everyone in our global community to contribute to open source...

ToolJet is an open source, low-code framework for rapidly building and deploying internal tools. Our codebase is 100% JavaScript and TypeScript. A lone developer in April 2021 started ToolJet...

Docker Swarm is a container orchestration built on top of Docker Engine. It allows you to create and deploy a cluster of Docker nodes with multiple servers.

What appeared to be one simple Linux Wi-Fi networking security problem was soon revealed to be five different nasty Wi-Fi security problems. Fortunately, the patches are on their way.

Shortcut keys provide an easier and quicker method of navigating and executing commands on the command line.

This month, Mozilla Hubs, a place where you can get together with friends online in a virtual-social space, partnered with conceptual artist Ashley Zelinskie on her New York exhibition, “Unfold the Universe: First Light.” The exhibition features her VR artwork “Unfolding the Universe: A NASA Webb VR Experience” in Mozilla Hubs. The exhibit runs through […]

Sorry, Adobe but we can let users type or even hand-write directly. Mozilla has released the latest version of the leading FOSS browser for Linux, Windows, macOS, FreeBSD and mobile OSes.…

An open source rival to Ableton Ardour, a free multi-platform digital audio workstation (DAW), has released version 7.…

An update for firefox is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability

October is one of our favorite months of the year with Autumn and Cybersecurity Awareness Month. We’re supporting Cybersecurity Awareness with Private Browsing mode upgrades. Additionally, we’re rolling out new features to help you pick up where you last left off with Firefox View and new Colorways and wallpapers to refresh your look...

ModSecurity is a free and open-source Web Application Firewall (WAF) that protects your website from several types of attacks, including cross-site scripting (XSS), SQL injection, session hijacking, and many more. In this tutorial, we will show you how to install ModSecurity with Nginx on Ubuntu 22.04.

The Eduponics Mini v2 is a platform built around the open source ESP32 microcontroller. This IoT board is equipped with useful sensors in agricultural apps such as temperature, humidity, soil moisture, etc. In addition to Wi-Fi//BLE connectivity, the Eduponics Mini v2 includes Grove connectors and IO expansion pins for additional peripherals. The ESP32 module featured […]

How do you design a programming language to be powerful yet still easy to use? Rexx offers one example. This article describes how Rexx reconciles these two seemingly contradictory goals.