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The Flatpak application distribution model is helping developers target Linux in a new and easy way, and it's helping Linux users install more applications without worrying about what version of Linux they're running. It's an exciting technology, and on my Fedora Silverblue system, it's the default package installation method. All of my desktop applications on Silverblue and several of my favorites I use on Slackware are running as Flatpaks. read more

The multitude of well-publicized breaches of large consumer corporations underscores the critical importance of system security management. Fortunately, there are many different applications that help secure computer systems. One is Kali, a Linux distribution developed for security and penetration testing. This article demonstrates how to use Kali Linux to investigate your system to find weaknesses. Kali installs a lot of tools, all of which are open source, and having them installed by default makes things easier. read more

The Fedora Community with the Marketing Team has brought back the Fedora Podcast! Get the podcast and check out the new season!

'The decision was made to return an error message that gave people an ability to contact us' Interview Last December, the Python development team overseeing the Python Package Index (PyPI) temporarily disabled the search endpoint on its XML-RPC API because its infrastructure has been overwhelmed by "abusive clients."…

Raspberry Pi announced a second-gen “Raspberry Pi PoE+ HAT” that keeps the $20 price while advancing to 802.3at PoE+ for powering the Pi with up to 25.5W. A new diode rectifier enables cool running. For the first time we can recall, Raspberry Pi Trading has announced a new product without supplying an order button. The […]

Suggests sales of former Huawei sub might resurface. Honor, the phone brand formerly owned by Huawei, appears to have secured Google Mobile Services (GMS) licences, paving the way for a meaningful return to the European market.…

ASRock has revealed that its 10th Gen Comet Lake based “IMB-1222” Mini-ITX board is being used by Dynamis PRC for a Linux-driven autonomous driving system participating in the 2022 Formula Student Championship. ASRock Industrial has announced a design win with Dynamis PRC Team, the Formula SAE championship racing team from the Politecnico di Milano. ASRock […]

A modal dialog is a window that appears on top of a web page and requires a user's interaction before it disappears. React has a couple of ways to help you generate and manage modals with minimal coding. If you create them within a local scope, you must import modals into each component and then create a state to manage each modal's opening and closing status.

Whether I'm using a laptop my employer assigned to me or a workstation I built from vendor parts, I seem to have an endless capacity to forget my computer's specifications. One of the great things about Linux is its /proc filesystem, a dynamically populated virtual expression of the system's hardware. It's convenient when you want to see the specifics of your CPU (cat /proc/cpuinfo), uptime (cat /proc/uptime), a list of mounted filesystems (ls -R /proc/fs/), and so on.

Java was released in 1995, making it 26 years old as I'm writing this. It was proprietary at first, but in 2007, Java was released as open source under the GPL. To understand what makes Java important, you have to understand the problem it claims to solve. Then you can understand why and how it benefits developers and users.

Radxa has launched Rock Pi 4 Plus versions of its Model A and B SBCs that move to the 2GHz OP1 version of the RK3399. The Plus models also add eMMC without raising the price and pre-load the Armbian-based Twister OS. Radxa has upgraded its open-spec, community-backed Rock Pi 4A and 4B SBCs with eMMC […]

It's been 30 years since Linus Torvalds created Linux, way back in 1991, as a free alternative to Unix. In that time, it's grown from a niche project to a powerful, widely used operating system that sustains much of what's essential in modern computing—the cloud, the Internet of Things, supercomputers, the devices that kept students learning during a global pandemic, and much, much more.

Qualcomm unveiled a “315 5G IoT Modem-RF” chipset designed for industrial IoT. The tiny chipset runs Linux on a 7nm Cortex-A7 core and offers global 5G NR sub-6GHz stand-alone support along with 4G LTE. Qualcomm Technologies, Inc. announced its first cellular modem chipset designed specifically for Internet of Things applications. The industrial-focused Qualcomm 315 5G […]

EQT, the Swedish-based private equity firm, spun SUSE Europe's leading Linux distributor out on the Frankfurt Exchange, but its price didn't budge much from its initial offering price.

Patches to land in Linux 5.13. Linux maintainer Greg Kroah-Hartman has sent in a pull request for Linux 5.13 aimed at dealing with grief caused by the antics of some students at the University of Minnesota.…

RVBoards has launched a $99 “Nezha” SBC that runs Linux on the 1GHz Allwinner D1 SoC with a 64-bit, RISC-V XuanTie C906 core. The SBC provides 1GB RAM, GbE, HDMI, 2x USB, 40-pin, and LCD, cam, and audio add-ons. RVBoards, a community project from PerXLab, has gone to Indiegogo to launch the first SBC built […]

It's hard to find a game that combines the difficulty of, say, Dark Souls with the elegance of Conway's Game of Life. In a 1962 paper, Hungarian mathematician Tibor Radó came up with just such a game, which he called the Busy Beaver Game (BBG). read more

This is the tenth in a series of articles about features that first appeared in a version of Python 3.x. Some of these versions have been out for a while. Python 3.9 was first released in 2020 with cool new features that are still underused. Here are three of them. Adding dictionaries Say you have a dictionary with "defaults," and you want to update it with parameters. Before Python 3.9, the best option was to copy the defaults dictionary and then use the .update() method. read more

Learn how to join your Fedora Linux machines to an enterprise domain and manage them with Fleet Commander.

MySQL is a widely-used open source relational database management system. In this tutorial, we will use one master node to store the cluster's configuration and two data nodes to store the cluster data.