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Kubernetes is an open source platform for managing containerized workloads and services that facilitates declarative configuration and automation. In this article, we will be going through a 10,000-foot view of the main Kubernetes components, from what each container is composed of, to how a container in a pod is deployed and scheduled across each of the workers.

There is a list of attacks conducted on Elasticsearch databases in the past few years by bad actors. The new one raises more tension among security experts due to its complexity and use of different tactics to evade security system and carry forward the attack successfully.

The first Linux kernel security update for the recently released Debian GNU/Linux 10 "Buster" operating system series is now available to address a local privilege escalation flaw.

Linux Mint project leader Clement Lefebvre announced today that the forthcoming Linux Mint 19.2 "Tina" operating system will launch later this week for all supported editions.

It's important to remember that Python, the language, isn't changing, and it isn't becoming statically typed. Mypy is a separate program, running outside Python, typically as part of a continuous integration (CI) system or invoked as part of a Git commit hook. The idea is that Mypy runs before you put your code into production, identifying where the data doesn't match the annotations you've made to your variables and function parameters.

Canonical releases a new Linux kernel security update for its long-term supported Ubuntu 16.04 LTS (Xenial Xerus) operating system series to address several vulnerabilities.

A previous article covered some basics about file permissions on your Fedora system. This installment shows you additional ways to use permissions to manage file access and sharing. It also builds on the knowledge and examples in the previous article...........

This quick tip teaches you various ways to find all the broken symlinks in Linux command line. You’ll also learn to manage those broken soft links.

Linux is fully capable of running not weeks, but years, without a reboot. In some industries, that’s exactly what Linux does, thanks to advances like kpatch and kgraph. For laptop and desktop users, though, that metric is a little extreme. While it may not be a day-to-day reality, it’s at least a weekly reality that sometimes you have a good reason to reboot your machine. And for a system that doesn’t need rebooting often, Linux offers plenty of choices for when it’s time to start over. read more

2DayGeek: Linux admin should understand the /etc/fstab file format, that helps them in many ways.

LyricPad is a free and open source lyrics viewer written in C++ and uses Qt, a free and open-source widget toolkit for creating graphical user interfaces. LyricPad relies on Python code and back-end.

Work on the KDE Plasma 5.17 desktop environment is ongoing and it looks like there will be a lot of interface changes, as long time KDE developer Nate Graham revealed today.

At DevFest DC in June, Sara Robinson, developer advocate at Google Cloud, gave the most seamless live demo I've ever witnessed. Sara live-coded a machine model from scratch using TensorFlow and Keras. Then she trained the model live, deployed it to Google's Cloud AI platform, and used the deployed model to make predictions. With the exception of perhaps one small hiccup, the whole thing went smoothly, and I learned a lot as an audience member. read more

Xrdp is an open-source implementation of the Microsoft Remote Desktop Protocol (RDP) allowing you to graphically control a remote system. With RDP you can log in to the remote machine and create a real desktop session same as if you had logged in to a local machine.

An in-depth look at the Linux find command and all of it's tests, expressions and operators.

It has often been said that the art of computer programming is part managing complexity and part naming things. I contend that this is largely true with the addition of "and sometimes it requires drawing boxes." read more

The Q4OS team announced the released of the Q4OS 3.8 "Centaurus" Linux and Debian-based computer operating system, a major version that adds many new features and improvements.

Inspired by the IBM-Red Hat model, Cloudera goes the open source route to broaden its market as demand for Hadoop weakens and the vendor takes on big competitors like AWS.

You know you're a sysadmin if you are either knee-deep in system logs, constantly handling user errors, or carving out time to document it all along the way. Yesterday was Sysadmin Appreciation Day and we want to give a big "thank you" to our favorite IT pros. We've pulled together the ultimate list of tasks, resources, tools, commands, and guides to help you become a sysadmin superhero.

Here I will be writing about the basics of working with directories in Linux from the command line. I was quite confused about this when I first started using Linux about 14 years ago, coming from a windows GUI world. After learning about linux , I now know that it is much easier and faster to work from the linux command line than in windows GUI.