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CentOS maintainer Johnny Hughes and Red Hat announced the availability of an important Linux kernel security update for the CentOS Linux 6 and Red Hat Enterprise Linux 6 operating system series that addresses two vulnerabilities.

it turns out that there's a pretty elegant little shuffle algorithm (shown in a kind of sloppy C for illustrative purposes) floating around the internet that can be tapped for this task...

You probably know (or can guess) what alerting and visualization tools are used for. Why would we discuss them as observability tools, especially since some systems include visualization as a feature? Observability comes from control theory and describes our ability to understand a system based on its inputs and outputs. This article focuses on the output component of observability. read more

Jenkins is an open source automation server that offers an easy way to set up a continuous integration and continuous delivery (CI/CD) pipeline.

This article focuses on software that lets you view images generated from DICOM devices.

Today KDE launches the first release of Plasma 5.14. Plasma is KDE's lightweight and full featured Linux desktop. For the last three months we have been adding features and fixing bugs and now invite you to install Plasma 5.14.

News briefs for October 9, 2018.

So, the short version is that with the recent licensing changes to several Redis Labs modules making them no longer free and open source, GNU/Linux distributions, such as Debian and Fedora, are no longer able to ship Redis Labs' versions of the affected modules to their users.

The Debian Project published a new linux security advisory to inform users of the Debian GNU/Linux 9 "Stretch" operating system series about a new kernel security patch that fixes two vulnerabilities.

The GNU Compiler Collection (GCC) provides a robust, mature and high performance partner to help you get the most out of your software. With decades of development by thousands of people GCC is one of the most respected compilers in the world. If you are building applications and not using GCC, you are missing out on the best possible solution.

FriendlyElec has launched a $45, Rockchip RK3399 based “NanoPi Neo4” SBC with a 60 x 45mm footprint, WiFi/BT, GbE, USB 3.0, HDMI 2.0, MIPI-CSI, a 40-pin header, and -20 to 70? support — but only 1GB of RAM. In August, FriendlyElec introduced the NanoPi M4, which was then the smallest, most affordable Rockchip RK3399 based […]

The purpose of this paper is to provide developers a comprehensive overview of the GNU Compiler Collection (GCC), a suite of compilers that has been in use for over 30 years and is the core component of the GNU toolchain. This includes highlighting GCC’s main benefits to programmers, showcasing when and why GCC is a good choice for code development, and providing basic information about GCC 8.2, the most recent release of this popular tool.

Tricks for sysadmins, Linux command-line tips, and a Python programming article were our top 3 posts last week. Do you have tricks, tips, or programming wisdom to share with Opensource.com readers? Send us your story ideas! Stay up on what's going on with Opensource.com by subscribing to our highlights newsletter. Top 10 (October 1-7) Here are our most popular Opensource.com articles from the past week: read more

This step-by-step tutorial demonstrates how to install Distributed Replicated Block Device (DRBD) on CentOS Linux.

In the previous article I gave you tips for how to receive feedback, especially in the context of your first free and open source project contribution. Now it's time to talk about the other side of that same coin: providing feedback. read more

OpenLiteSpeed is a lightweight and open source version of the popular LiteSpeed Server. In this tutorial, we will learn about how to Install OpenLiteSpeed Server on Ubuntu 18.04 along with PHP 7.2 and MariaDB server.

Oracle Java 11, the first long term support release, can now be installed in Ubuntu, Linux Mint and Debian from the Linux Uprising Java PPA.

In the free and open source software world, there are few moments as exciting or scary as submitting your first contribution to a project. You've put your work out there and now it's subject to review and feedback by the rest of the community. Not to put it too lightly, but feedback is great. Without feedback we keep making the same mistakes. Without feedback we can't learn and grow and evolve. It's one of the keys that makes free and open source collaboration work. read more

Canonical released a new kernel live patch for all its supported Ubuntu Linux operating systems to address several critical security vulnerabilities discovered by various researchers lately.

On September 16, 2018, Linus Torvalds released the 4.19-rc4 version of the kernel, and he also announced he was taking a break from Linux development in order to consider his own behavior and to come up with a better approach to kernel development. This was partly inspired by his realization that he wasn't looking forward to the Kernel Summit event, and he said that "it wasn't actually funny or a good sign that I was hoping to just skip the yearly kernel summit entirely."