News

How to Bring Good Fortune to Your Linux Terminal

It's December, and if you haven't found a tech advent calendar that sparks your fancy yet, well, maybe this one will do the trick. Every day, from now to the 24th, we're bringing you a different Linux command-line toy. What's a command-line toy, you ask? It could be a game or any simple diversion...
Read 0 Comments

Living Open Source in Zambia

In a previous article I've announced my sponsorship project, where I offered to help a motivated young Linux Professional getting certified. I found an ideal candidate, and he has taken the RHCSA exam, and now we're ready to take the next step. Santos Chibenga from Zambia is so engaged in the local...
Read 0 Comments

Critical Vulnerability Allows Kubernetes Node Hacking

Kubernetes has received fixes for one of the most serious vulnerabilities ever found in the project to date. If left unpatched, the flaw could allow attackers to take over entire compute nodes. “With a specially crafted request, users that are allowed to establish a connection through the...
Read 0 Comments

AI in 2019: 8 Trends to Watch

Forget the job-stealing robot predictions. Let's focus on artificial intelligence trends – around talent, security, data analytics, and more – that will matter to IT leaders. We decided to focus on the trends that matter most urgently to IT leaders – you don’t need another “AI is taking over the...
Read 0 Comments

STIBP, Collaborate, and Listen: Linus Floats Linux Kernel That 'Fixes' Intel CPUs' Spectre Slowdown

Linus Torvalds has stuck to his “no swearing” resolution with his regular Sunday night Linux kernel release candidate announcement. Probably the most important aspect of the weekend's release candidate is that it, in a way, improves the performance of STIBP, which is a mitigation that stops malware...
Read 0 Comments

How to do Basic Math in Linux Command Line

The Linux bash, or the command line, lets you perform both basic and complex arithmetic and boolean operations. The commands like expr, jot, bc and, factor etc, help you in finding optimal mathematical solutions to complex problems. In this article, we will describe these commands and present...
Read 0 Comments

What's New in Bash Parameter Expansion

The bash man page is close to 40K words. It's not quite War and Peace, but it could hold its own in a rack of cheap novels. Given the size of bash's documentation, missing a useful feature is easy to do when looking through the man page. For that reason, as well as to look for new features,...
Read 0 Comments

Add It Up: Serverless vs. Kubernetes vs. Containers

Has “serverless” surpassed containers? Will Kubernetes be the center of the universe for developers? Regardless of the technical benefits, your personal investment in the technologies impact your point of view. Containers have the edge according to a survey conducted for our ebook about serverless...
Read 0 Comments

The State of Docker Container Documentation

We need to confront container documentation as the crucial, non-trivial problem that it is. TL;DR — As far as I can tell, there’s currently no way of providing documentation for specific containers that we could fairly call canonical, “best practice,” or even all that widely used. This blog post...
Read 0 Comments

Linux For Beginners: Understanding The Many Versions Of Ubuntu

But did you know there are seven different "flavors" of Ubuntu?*  I'll briefly explain the kind of user each Ubuntu version is designed for, what differentiates them and what you can expect from each distribution's desktop environment (basically its look and feel). It's not an exhaustive deep dive...
Read 0 Comments

Pages

Click Here!