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How to Install FlintCMS on Ubuntu 18.04 LTS

  • Howtoforge Linux Howtos und Tutorials (Posted by bob on Jul 15, 2019 2:31 PM EDT)
  • Groups: Ubuntu, Linux; Story Type: News Story
FlintCMS is a free, open source and content-focused Node.js Content Management System that can be used to develop simple websites and blogs. In this tutorial, we will explain how to install FlintCMS on Ubuntu 18.04 server.

What is POSIX? Richard Stallman explains

  • Opensource.com; By Seth Kenlon (Posted by bob on Jul 15, 2019 7:35 AM EDT)
  • Story Type: Interview; Groups: Community
What is POSIX, and why does it matter? It's a term you've likely seen in technical writing, but it often gets lost in a sea of techno-initialisms and jargon-that-ends-in-X. I emailed Dr. Richard Stallman (better known in hacker circles as RMS) to find out more about the term's origin and the concept behind it.

Understanding software design patterns

If you are a programmer or a student pursuing computer science or a similar discipline, sooner or later, you will encounter the term "software design pattern." According to Wikipedia, "a software design pattern is a general, reusable solution to a commonly occurring problem within a given context in software design." Here is my take on the definition: When you have been working on a coding project for a while, you often begin to think, "Huh, this seems redundant.

NXP unveils Cortex-A35 based i.MX8 variant for Azure Sphere

  • LinuxGizmos.com; By Eric Brown (Posted by bob on Jul 14, 2019 12:54 AM EDT)
  • Story Type: News Story; Groups: Linux
NXP has announced an upcoming Cortex-A35 based i.MX8 SoC designed to run the Linux-based Azure Sphere stack. The MCU- and DSP-equipped SoC will offer reduced power consumption thanks to FD-SOI technology. As we were reporting on the newly shipping i.MX7 ULP — a version of the i.MX7 that further reduces power consumption thanks to FD-SOI […]

Ultra low-power i.MX7 ULP SoC ships on NXP EVK and two compute modules

NXP’s 28nm, FD-SOI fabbed i.MX7 ULP SoC has arrived along with a Linux-powered eval board. The power-sipping SoC is also being showcased in F&S’ PicoCore MX7ULP and SoMLabs’ ActionSOM-7ULP modules. In June, NXP began volume shipments of its super power-efficient i.MX7 ULP, which it announced in 2017. The SoC is billed as the most power-efficient […]

Certifications for DevOps engineers

  • Opensource.com (Posted by bob on Jul 13, 2019 11:33 AM EDT)
  • Groups: Cloud; Story Type: News Story
DevOps teams appreciate using DevOps processes, especially in multi- and hybrid cloud infrastructures, for many reasons. For one thing, DevOps breaks down barriers and enables agile software development and continuous delivery of IT operations. read more

GIS on Linux with SAGA

In this article, I want to look at a GIS option available for Linux—specifically, a program called SAGA (System for Automated Geoscientific Analyses). SAGA was developed at the Department of Physical Geography in Germany.

MTTR is dead, long live CIRT

The game is changing for the IT ops community, which means the rules of the past make less and less sense. Organizations need accurate, understandable, and actionable metrics in the right context to measure operations performance and drive critical business transformation. The more customers use modern tools and the more variation in the types of incidents they manage, the less sense it makes to smash all those different incidents into one bucket to compute an average resolution time that will represent ops performance, which is what IT has been doing for a long time. read more

What is Silverblue?

Fedora Silverblue is becoming more and more popular inside and outside the Fedora world. So based on feedback from the community, here are answers to some interesting questions about the project. If you do have any other Silverblue related questions, please leave it in the comments section and we will try to answer them in a future article.

Make an RGB cube with Python and Scribus

  • Opensource.com; By Greg Pittman (Posted by bob on Jul 12, 2019 2:35 PM EDT)
  • Story Type: Tutorial; Groups: Python
When I decided I wanted to play with color this summer, I thought about the fact that colors are usually depicted on a color wheel. This is usually with pigment colors rather than light, and you lose any sense of the variation in color brightness or luminosity.

Firefox 68 available now in Fedora

Earlier this week, Mozilla released version 68 of the Firefox web browser. Firefox is the default web browser in Fedora, and this update is now available in the official Fedora repositories. This Firefox release provides a range of bug fixes and enhancements, including: Better handling when using dark GTK themes (like Adwaita Dark). Previously, running […]

Linux IoT Development: Adjusting from a Binary OS to the Yocto Project Workflow

Introducing the Yocto Project and the benefits of using it in embedded Linux development.

What is a golden image?

  • Opensource.com (Posted by bob on Jul 11, 2019 12:02 PM EDT)
  • Story Type: News Story
If you’re in quality assurance, system administration, or (believe it or not) media production, you might have heard some variation of the term gold master, golden image, or master image, and so on. It’s a term that has made its way into the collective consciousness of anyone involved in creating one perfect model and then producing many duplicates from that mold. That’s what a gold master, or golden image, is: The virtual mold from which you cast your distributable models. read more

Arm-based SBC has PoE, WiFi/BT, and optional Sub-1GHz, 802.15.4, GPS, and LTE

Gateworks’ headless “Ventana GW5910” SBC runs OpenWrt or Ubuntu on a dual-core i.MX6 and provides GbE with PoE, WiFi/BT, optional GPS, Sub-1GHz, and 2.4GHz radios, and dual mini-PCIe slots for further wireless expansion. Freescale’s i.MX6 was ahead of its time when it launched in 2011, and in the NXP era it it has continued to […]

How to teach software engineering students about the enterprise

  • Opensource.com (Posted by bob on Jul 10, 2019 11:39 PM EDT)
  • Story Type: Editorial
In this opinion article, you will find a set of suggestions for the inclusion of enterprise technology into software engineering courses. This piece goes through the difficulties that students face and proposes simplifications successfully used in the past. The continual advancement of enterprise technologies leads to a simplifying of the inclusion process in education. read more

Address Space Isolation and the Linux Kernel

Mike Rapoport from IBM launched a bid to implement address space isolation in the Linux kernel. Address space isolation emanates from the idea of virtual memory—where the system maps all its hardware devices' memory addresses into a clean virtual space...

You can tinker with this conference badge

  • Opensource.com (Posted by bob on Jul 10, 2019 1:47 PM EDT)
  • Story Type: News Story
In the beginning, there were conferences. Over time, as those conferences grew, attendees needed ways to identify each other. This need gave us the conference badge. No one knows what the first conference badges looked like, but we can be confident that they were relatively simple affairs. Over time, paper was put into plastic sleeves, which eventually became information printed on hard plastic. Sometimes that plastic wasn’t even rectangular. read more

32-bit life support: Cross-compiling with GCC

If you're a developer creating binary packages, like an RPM, DEB, Flatpak, or Snap, you have to compile code for a variety of different target platforms. Typical targets include 32-bit and 64-bit x86 and ARM. You could do your builds on different physical or virtual machines, but that means maintaining several systems. Instead, you can use the GNU Compiler Collection (GCC) to cross-compile, producing binaries for several different architectures from a single build machine. read more

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