How user namespaces in Linux relate to container security.

A proxy server is an intermediate server that sits between the client computer and the internet. In this tutorial, we will show you how to set up proxy settings and apt-proxy in Ubuntu 20.04 Server and Desktop system.

This article explains how to get sound (PulseAudio) to work on WSL2 under Microsoft Windows.

The “Fast Sense X Robotics AI Platform” runs Lubuntu and ROS on Intel’s Elkhart Lake with up to 2x Myriad X and 3x Coral Edge TPU M.2 accelerators for up to 20-TOPS AI. Moscow-based startup Fast Sense Studios unveiled an 84 x 55 x 30mm, Intel Elkhart Lake based embedded computer comprised of 3x stacked […]

Manage your Python projects on Fedora using Poetry!

Excel files can sometimes contain the same record with dates four years and one day apart. These pseudo-duplicates are the result of Microsoft's choice of starting date for serial date numbers. The issue is explained in this post and I demonstrate one way to find Excel date pairs with command-line tools.

The twenty-third installment of the 9to5Linux Weekly Roundup is out, for the week ending on March 7th, keeping you guys up to date with the most important things happening in the Linux world.

‘Subtle and very nasty bug’ meant 5.12 rc1 could trash entire filesystems Linux overlord Linus Torvalds has rushed out a new release candidate of Linux 5.12 after the first in the new series was found to include a ‘subtle and very nasty bug’ that was so serious he marked rc1 as unsuitable for use.…

All bash variables are by default treated as character strings. Therefore more often than not, you need to manipulate string variables in various fashions while working on your bash script. This bash tutorial presents a comprehensive list of useful string manipulation tips for bash scripting.

The pee command is similar to tee, but with pipes! This utility can take standard input and feed it into multiple pipes.

All bash variables are by default treated as character strings. Therefore more often than not, you need to manipulate string variables in various fashions while working on your bash script. This bash tutorial presents a comprehensive list of useful string manipulation tips for bash scripting.

Blender 3D is a very powerful open source 3D application. Many companies or individuals use this application (based on data from HG Insight) for 3D modeling, animation, or interior design, and many others. Blender 3D is available for various platforms, one of which is Linux. Linux users can install this application using the following methods!

Python generators are very powerful for handling operations which require large amount of memory. Check this post to learn about Python generators.

At the request of some of my readers, I decided to review the Raspup Linux distribution on the Raspberry Pi, a port of the lightweight Puppy Linux distro optimized for Raspberry Pi devices.

Jack Wallen has become nostalgic for the Linux desktop days of old. What does that say for the current state of the UI?

Some families have a complex schedule: the kids have school and afterschool activities, you have important events you want to remember, everyone has multiple appointments, and so forth. While you can keep track of everything using your cellphone and an app, wouldn't it be better to have a large, low-power display at home to show your family's calendar? Meet the E Ink calendar!

The developers behind the Debian-based SparkyLinux distribution released today SparkyLinux 2021.03 as March 2021’s update of their semi-rolling line and the first to introduce a KDE Plasma edition.

This is quite common for Dual Boot users who use Windows and Linux simultaneously for their work. You can easily mount Windows partitions through File Manager.

The second release candidate of Linux Kernel 5.12 is out early because of a nasty swap file bug. And do not use Linux Kernel 5.12 RC1 for testing, you may lose data.

The Arch Linux-based SystemRescue (formerly SystemRescueCd) live system for system rescue and recovery tasks has been updated today to version 8.00, a major release that introduces new technologies and updated tools.

In this brief tutorial, we will learn how to restore or recover deleted commands in Linux using coreutils and busybox.

A good e-learning platform is important for education all over the world. Teachers need a way to hold classes, students need a friendly user interface to facilitate learning, and administrators need a way to monitor the educational system's effectiveness. Moodle is an open source software package that allows you to create a private website with interactive online courses. It's helping people gather virtually, teach and learn from one another, and stay organized while doing it.

This brief guide explains how to fix "Implementation of the USB 2.0 controller not found!" error in VirtualBox in Linux.

Containers became widely popular because of Docker on Linux, but there are much earlier implementations, including the jail system on FreeBSD. A container is called a "jail" in FreeBSD terminology. The jail system was first released in FreeBSD 4.0 way back in 2000, and it has continuously improved since. While 20 years ago it was used mostly on large servers, now you can run it on your Raspberry Pi.

SSH is a “Secure Shell Protocol” used to connect and manage remote Linux systems securely over an unsecured network. It is very useful for system administrators to perform day-to-day tasks on the remote server. So securing an SSH server is an essential part of any system administrator.

On Kickstarter: an open-spec, $120 “CM Hunter” carrier for the RPi CM4 with GbE, HDMI 2.0, 2x USB 2.0, micro-USB OTG, LCD, relay, and isolated RS485/Modbus, 1-Wire, and CAN. The Raspberry Pi Compute Module carrier scene has always been interesting, as different companies focus on different applications. With its expanded feature set, the Raspberry Pi […]

Ninth anniversary celebrated with bug fixes for enthusiasts and power users. A month after version 7.1 of LibreOffice hit the streets, the first update has landed replete with a swathe of bug fixes for the suite.…

In this part two of two articles, learn to configure network connections on managed nodes with Ansible system roles.

SinoVoip has posted specs for a 63 x 63mm, community-backed “Banana Pi BPI-M2 Pro” SBC with a quad -A55 Amlogic S905X3, 2GB RAM, 16GB eMMC, GbE, WiFi/BT, and 40-pin GPIO. SinoVoip’s Banana Pi project has unveiled its second Amlogic S905X3 based SBC after the Banana Pi BPI-M5. The similarly open-spec, but feature-reduced Banana Pi BPI-M2 […]

LibreOffice has all the productivity features you'd want from an office software suite, making it a popular open source alternative to Microsoft Office or Google Suite. One of LibreOffice's powers is the ability to operate from the command line. For example, Seth Kenlon recently explained how he uses a global command-line option to convert multiple files from DOCX to EPUB with LibreOffice. His article inspired me to share some other LibreOffice command-line tips and tricks. read more