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Orchard Audio’s “ApplePi DAC” audio HAT add-on for the Raspberry Pi is available for $175 on Kickstarter, featuring two 24-bit TI PCM1794A monoaural DACs, a 128dB SNR, and both balanced and unbalanced outputs.

SUSE recently announced a public beta program for its SUSE Linux Enterprise High Performance Computing (HPC) product as part of the upcoming SUSE Linux Enterprise 15 operating system release.

Learn how to run and test your code on a production-like environment with Kubernetes and Helm. I’m a Software Engineer. Every day, I come into work and write code. That’s what I’m paid to do. As I write my code, I need to be confident that it’s of the highest quality. I can test it locally, but anyone who’s ever heard the words, “...but it works on my machine,” knows that’s not enough.

If you are new to system administration in Linux, you will gradually learn that user management is an important aspect of your work. The Linux command line offers several command-line utilities for this purpose, and one of them is the id command.

Google confirms reports of mysterious mails popping up. Google has confirmed that it is possible for spammers to create spoofed emails that appear in a user's 'sent mail' folder.…

At times system administrators and developers need to use many, complex and lengthy commands in order to perform a critical task. Most of the users will copy those commands and output generated by those respective commands in a text file for review or future reference. Of course, “history” feature of the shell will help you in getting the list of commands used in the past but it won’t help in getting the output generated for those commands.

Vagrant is a tool that offers a simple and easy to use command-line client for managing virtual environments. I started using it because it made it easier for me to develop websites, test solutions, and learn new things. According to Vagrant's website, "Vagrant lowers development environment setup time, increases production parity, and makes the 'works on my machine' excuse a relic of the past."

Forensic analysis of a Linux disk image is often part of incident response to determine if a breach has occurred. Linux forensics is a different and fascinating world compared to Microsoft Windows forensics. In this article, I will analyze a disk image from a potentially compromised Linux system in order to determine the who, what, when, where, why, and how of the incident and create event and filesystem timelines. Finally, I will extract artifacts of interest from the disk image.

A system administrator can easily reset a password for a user that has forgotten their password. But what happens if the system administrator forgets the root password? This guide will show you how to reset a lost or forgotten root password. Note that to reset the root password, you need to have physical access to […]

In this tutorial we will show you how to install, configure and use OpenSSH on Ubuntu 16.04. SSH (Secure Shell) is a protocol that allows you to access a remote machine securely while OpenSSH is a set of tools based on the SSH protocol.

gksu has been been removed from Debian, Ubuntu 18.04 and other Linux distros. However, you can still get its functionality by using gvfs admin backend. This post from It's Foss guides you on how to do it.

If you've ever written, or even just used, Python, you're probably used to seeing Python source code files; they have names ending in .py. And you may also have seen another type of file, with a name ending in .pyc, and you may have heard that they're Python "bytecode" files. read more

Swift is a general purpose, compiled programming language that has been developed by Apple for macOS, IOS, watchOS, tvOS and for Linux as well. Swift offers better security, performance & safety & allows us...

Coppermine is a free, open source, fully featured and integrated photo gallery software written in PHP that allow us to publish and manage collection of pictures, create personal photo albums, group albums by categories, send e-cards, organize images and photos. In this tutorial, we will learn how to install Coppermine Photo Gallery on Ubuntu 16.04 LTS.

In my short time working for Clarkson University, I've realized what a huge impact this small university is making on the open source world. Our 4,300 student-strong science and technology-focused institution, located just south of the Canadian border in Potsdam, New York, hosts the Clarkson Open Source Institute (COSI), dedicated to promoting open source software and providing equipment and support for student projects. read more

The data's messy for picking out the most popular Linux distributions, but there are some things we know we know.

It is thrilling to explore some of the possibilities technology can introduce. Hiking through mountain thickets for a herbalist, will not be quite an adventure without the interesting possibility to discover a new herb, an indigenous weed or a revolutionary cure for a rare disease.

The KDE Project announced today the release and immediate availability of the long-anticipated KDE Applications 18.04 open source software suite for GNU/Linux distributions and other operating systems who want to use KDE apps.

Harry (Lei) Zhang, together with the CTO of HyperHQ, Xu Wang, will present “CRI: The Second Boom of Container Runtimes” at KubeCon + CloudNativeCon EU 2018, May 2-4 in Copenhagen, Denmark. The presentation will clarify about more about CRI, container runtimes, KataContainers and where they are going.

This article discusses some of the best practices to achieve best performance from applications running in the Liberty profile of the IBM WebSphere Application Server (WAS) on the IBM Power System S9xx and L922 systems recently made available from IBM.