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The source command on Linux is a pretty popular function run by system administrators daily. But what is the function of the source command? Used to refresh the current shell environment, the source command can also be used in order to import functions into other bash scripts or to run scripts into the current shell environment.

Canonical released today a new Linux kernel security update for all supported Ubuntu releases to address three vulnerabilities across all supported architectures.

In this guide, we have put together a list of what we would consider as the most necessary applications that you should have in your Linux system to have a wholesome experience.

Bolt is a sophisticated, lightweight and simple CMS built with PHP. This tutorial shows the installation of Bolt CMS in FreeBSD 12 with Nginx web server, MySQL database server and Let's Encrypt SSL certificate.

Copperhill’s third-gen, $65 “PiCAN3” HAT features Raspberry Pi 4 support and a SocketCAN-ready CAN-Bus 2.0B port. The HAT has an RTC and is powered by a 3A, 6-20V Switch Mode Power Supply that can also power the Pi. Copperhill Technologies has launched a CAN-Bus HAT for the Raspberry Pi 4 Model B designed for industrial […]

The Red Hat Enterprise Linux 6 and CentOS Linux 6 operating system series have receive an important Linux kernel security update that addresses two critical vulnerabilities and other issues.

What it means to freeze a terminal window and lock a screen -- and how to manage these activities on your Linux system.

Peek is a screen recorder with an easy to use interface. Peek makes it easy to create short screencasts of a screen area. It was built for the specific use case of recording screen areas, e.g. for easily showing UI features of your own apps or for showing a bug report.

Kmdr provides CLI commands explanation for hundreds of programs. It helps you to easily learn CLI commands without leaving the terminal.

In my previous article, I explained how to get started with Z-shell (Zsh). For some users, the most exciting thing about Zsh is its ability to adopt new themes. It's so easy to theme Zsh both because of the active community designing visuals for the shell and also because of the Oh My Zsh project, which makes it trivial to install them. read more

IBM continues to push its quantum computing efforts forward and today announced that it will soon make a 53-qubit quantum computer available to clients of its IBM Q Network. The new system, which is scheduled to go online in the middle of next month, will be the largest universal quantum computer available for external use yet.

The top command offers many customization options. Here's one way to take advantage of them in order to check out memory use.

Intel engineer Feng Tang spoke at this week's Linux Plumbers Conference in Lisbon, Portugal on how the Clear Linux team managed to boot their kernel faster.

With few commercial participants, early free software and open source communities were, by definition, community-led. Software was designed and created organically by communities of users in response to their needs and inspiration. The results, to a degree nobody predicted, were often magical. read more

In this article we will talk about foremost, a very useful open source forensic utility which is able to recover deleted files using the technique called data carving. The utility was originally developed by the United States Air Force Office of Special Investigations, and is able to recover several file types (support for specific file types can be added by the user, via the configuration file). The program can also work on partition images produced by dd or similar tools.

Might and Delight (Meadow, Shelter) announced something very interesting this week called Book of Travels. It's what they say is a TMO (Tiny Multiplayer Online) game and it looks pretty awesome.

Can open source technology help keep our elections honest? With its Trust The Vote Project, the Open Source Election Technology (OSET) Institute is working on making that a reality for elections in the United States and around the world. read more

This tutorial allows you to manage the MySQL / MariaDB server using the MySQLAdmin command.

The following video shows you how to use chmod and chown to change up file permissions. It also goes over the various settings you can apply to files with chmod.

Congatec’s “Conga-SMX8-Mini” SMARC 2.0 module runs Linux on NXP’s i.MX8M Mini with up to 4GB LPDDR4 and 128GB eMMC and optional WiFi and -40 to 85°C. There’s also a new carrier and coolers for Congatec’s Epyc 3000 based conga-B7E3 module. NXP’s power-efficient, 14nm FinFET fabricated i.MX8M Mini has attracted considerable support among computer-on-module manufacturers, starting […]