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Pluck is a free, open source, small and simple content management system that can be used to manage your own website without knowledge of programming languages. In this tutorial, we will learn how to install Pluck CMS on Ubuntu 18.04 LTS (Bionic Beaver).

Forget all of those magical command-line PDF incantations and edit your PDFs easily with Xournal... Xournal. Xournal is a graphical tool that's designed for note-taking and sketching ...

In July 2017, Adobe sounded the death knell for its Flash Media Player, announcing it would end support for the once-ubiquitous online video player in 2020. In truth, however, Flash has been on the decline for the past eight years following a rash of zero-day attacks that damaged its reputation. Its future dimmed after Apple announced in 2010 it would not support the technology, and its demise accelerated in 2016 after Google stopped enabling Flash by default (in favor of HTML5) in the Chrome browser. read more

Today, the GNOME project announced the release of GNOME 3.30. The release of the GNOME desktop is the default desktop environment in the upcoming release of Fedora 29 Workstation. GNOME 3.30 includes a wide range of enhancements, including: Better performance in the overall desktop and system libraries; Additional performance improvements to the Files, Web, and […]

We recently discussed chattr, a command that you can use to change file attributes on a Linux file system. To list file attributes, there's a separate command, dubbed lsattr. In this tutorial, we will discuss this tool using some easy to understand examples.

News briefs September 5, 2018.

The latest versions of Firefox for desktop, Android and iOS launched today. Since our last release update, we’ve been working on a couple improvements and laying the foundation for upcoming …

“We can’t just stop at Dev and Ops. We have got to have security.” - Ernest Mueller, the agile admin. In 2010, Ernest Mueller and James Wickett began applying “rugged” principles to the rapidly evolving DevOps paradigm. At the time, their core concern was, as stated above: “We can’t just stop at Dev and Ops. We have got to have security.”

E-con’s “TaraXL” stereo vision camera works with Nvidia’s Linux-driven Jetson TX2 module and other Tegra based systems to stream 3D depth maps with 752 x 480 resolution at up to 50fps over USB 3.0. E-con Systems’ TaraXL is designed for stereo vision imaging applications including autonomous driving, robotics, drones, mixed reality applications, people detection/counting, stock […]

We have a saying in the Python/Django world: We came for the language and stayed for the community. That is true for most of us, but something else that has kept us in the Python world is how easy it is to have an idea and quickly work through it over lunch or in a few hours at night. This month we're diving into Python libraries we love to use to quickly scratch those side-project or lunchtime itches. read more

The Linux kernel has various debugging tools. One is the kernel function tracer, which traces function calls, looking for bad memory allocations and other problems...

The Z shell known as zsh is a shell for Linux/Unix-like operating systems. It has similarities to other shells in the sh (Bourne shell) family, such as as bash and ksh, but it provides many advanced features and powerful command line editing options, such as enhanced Tab completion. read more

Multicast DNS, or mDNS, lets systems broadcast queries on a local network to find other resources by name. Fedora users often own multiple Linux systems on a router without sophisticated name services. In that case, mDNS lets you talk to your multiple systems by name — without touching the router in most cases. You also […]

Devs can deal with pull requests from Chrome Developers who uses GitHub – 28 million at last count – now have the option to edit code with the click of a button using Gitpod, an integrated development environment (IDE) that can be launched directly from the social code hosting site.…

Ibase announced a rugged “MAI602-M4D80” motion control computer with 6th or 7th Gen Core CPUs and a PCIe card with 4-axis motion control and a camera. You also get 80-channel DIO and mini-PCIe expansion. Ibase’s rugged MAI602-M4D80 computer is billed as a motion control system, but it combines features from both motion controllers and embedded […]

Generally, an application process' lifecycle has three main states: start, run, and stop. Each state can and should be managed carefully if we want to be competent administrators. These eight commands can be used to manage processes through their lifecycles. Starting a process The easiest way to start a process is to type its name at the command line and press Enter. If you want to start an Nginx web server, type nginx. Perhaps you just want to check the version. read more

Compulab has launched a Fitlet 2-based “WILD” Wi-Fi RTT access point for real-time indoor location of Android 9 “Pie” phones with 1-2 meter accuracy. WILD devices can find each other at half-meter accuracy. One of the interesting new features in Google’s latest Android 9 “Pie” release, which was announced a month ago, and which today […]

Did you miss Open Source Summit in Vancouver last week? The keynotes were recorded and are available online now. read more

VIDEO: In a wide-ranging interview at Open Source Summit, Torvalds talked about programmers, Linux, and open-source development.

The Cathedral and The Bazaar is a classic open source story, written 20 years ago by Eric Steven Raymond. In the story, Eric describes a new revolutionary software development model where complex software projects are built without (or with a very little) central management. This new model is open source. Eric's story compares two models: read more