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Dell Precision 5520 Mobile Workstation review: The Ubuntu Linux laptop for power developers

For Linux programmers who want maximum power on the road, you can't beat the Dell Precision 5520 Mobile Workstation.

CoderDojo merges with the Raspberry Pi Foundation

In late May, CoderDojo Foundation, which runs a volunteer-led network of coding clubs for children around the world, announced that it was merging with the Raspberry Pi Foundation. This is a significant development that has tremendous potential to impact education, the maker movement, and the growth of coding around the world. read more

Linux Csplit Command Explained for Beginners (6 Examples)

  • Howtoforge Linux Howtos und Tutorials (Posted by bob on Jul 6, 2017 3:11 PM EDT)
  • Groups: Linux; Story Type: News Story
While working on the command line in Linux, you may find yourself in situations where-in you need to split a file into multiple parts. If you are already looking for a way to do this, or simply want to know how this can be done, you'll be glad to know there exists a tool - dubbed csplit - that's built for this purpose.

Practical Networking for Linux Admins: IPv6 Routing

  • Linux.com; By Carla Schroder (Posted by bob on Jul 6, 2017 10:37 AM EDT)
  • Story Type: News Story; Groups: Linux
Our story so far: We have learned the important bits about TCP/IP, IPv6, and IPv4 and IPv6 LAN Addressing, which is all very excellent. But, if you want your computers to talk to each other, then you must know about routing.

Dynamic tracing in Linux user and kernel space

Have you ever been in a situation where you realize that you didn't insert debug print at a few points in your code, so now you won't know if your CPU hits a particular line of code for execution until you recompile the code with debug statements? Don't worry, there's an easier solution. Basically, you need to insert dynamic probe points at different locations of your source code assembly instructions. read more

Industrial touch-panel computer builds on Raspberry Pi 3

MASS unveiled an “RPI-07” touch-panel computer based on the Raspberry Pi 3 with a 7-inch, multi-touch display, VESA 75 mounting, and optional I/O modules. The Raspberry Pi 3 is increasingly being adopted for various industrial computers, and can now be found in an industrial touch-panel.

What a lack of trust can do to a team

  • Opensource.com (Posted by bob on Jul 6, 2017 6:02 AM EDT)
  • Story Type: News Story
Lincoln Loop is an open organization in many ways. We're distributed across 7 time zones. We have no central headquarters. All members of our core team can see all our financials (literally every penny earned or spent) and choose their own salaries. We have an open vacation policy and let people set their own work schedules. read more

Microsoft boasted it had rebuilt Skype 'from the ground up'. Instead, it should have buried it

Users slam attempt to infuse app with social media magic. Microsoft last month declared that it had rebuilt its Skype app "from the ground up." Those who use the app have been busy tearing it down.

Kaby Lake box computer targets vision systems

Aaeon’s rugged, Linux ready “Boxer-6839” PC controls vision systems with 7th Gen Intel CPUs, PCIe, PCI, mini-PCIe, GbE, USB 3.0, and 6x RS-232/422/485. Like last year’s Boxer-6639, Aaeon’s Boxer-6839 industrial computer supports 6th Generation “Skylake” Core CPUs, and it can also use the latest 7th Generation Core “Kaby Lake” processors. The 264.2 x 156.2 x […]

Linux Kernel 4.12: "One of The Bigger Releases"

Linus Torvalds released Linux kernel 4.12 on Sunday, July 2 and remarked how it was "one of the bigger releases historically." Indeed, just shy of 12,000 commits, only 4.9 was significantly larger, and that was because Greg Kroah-Hartman declared it an LTS release.

No coding required: Node-RED on a Raspberry Pi

Node-RED is a programming tool that lets you quickly connect hardware devices using a browser-based editor. It comes with a wide range of nodes that can be used to build flows in a drag-and-drop manner, significantly reducing your development time. Node-RED is installed with Raspian Jesse for Raspberry Pi, and there is also an option to download Node-RED separately. read more

Open-spec, RPi-style SBC features new Rockchip RK3328

Pine64’s Raspberry Pi-style “Rock64” SBC offers a quad -A53 RK3328 SoC with GbE and USB 3.0 ports for $25, $35, or $45 with 1GB, 2GB, or 4GB of RAM. Yet another community-backed SBC with the same size, layout, expansion connector, and basic specs of a Raspberry Pi has reached market. While most of the pseudo […]

7 ways to make better user-facing software

Open source has been amazingly good at solving two sets of issues: 1) infrastructure and 2) developer tools. This is because those developers and users are basically the same people—the developer is an "insider" to the problem, understands it well, and is motivated to solve it. read more

Fedora 26 Workstation Wallpapers

The release of Fedora 26 is just around the corner, and the choices for wallpapers in Fedora Workstation are pretty amazing. In addition to the Fedora 26 Default Wallpaper and the GNOME 3.24 Adwaita background, Fedora Workstation now includes a... Continue Reading →

How to Install Apache Cassandra on CentOS 7

  • Howtoforge Linux Howtos und Tutorials (Posted by bob on Jul 5, 2017 12:53 PM EDT)
  • Groups: Linux, Apache; Story Type: News Story
Apache Cassandra is a free and open source distributed NoSQL database management system. It is used to store large data in decentralized highly available clusters. In this tutorial, we will be installing Apache Cassandra on CentOS 7 server.

Two great uses for the cp command

  • Opensource.com (Posted by bob on Jul 5, 2017 11:44 AM EDT)
  • Groups: Linux; Story Type: News Story
The point-and-click graphical user interface available on Linux is a wonderful thing... but if your favorite interactive development environment consists of the terminal window, Bash, Vim, and your favorite language compiler, then, like me, you use the terminal a lot. read more

Analyzing Videos for Fun and Profit

People's phones and all of the various sensors that may be built in to them is a source of scientific data logging that almost everyone carries around. Although the selection of sensors varies from phone to phone, they almost all have a camera. In this article, I take a look at a piece of software called Tracker that can be used to analyze videos you take of experiments.

GnuPG crypto library cracked, look for patches

Linux users need to check out their distributions to see if a nasty bug in libgcrypt20 has been patched. The patch, which has landed in Debian and Ubuntu, is to address a side-channel attack published last week.

Book review: 'OPEN' explores broad cultural implications of openness

  • Opensource.com (Posted by bob on Jul 5, 2017 1:37 AM EDT)
  • Story Type: News Story
For David Price, the first steps down the path to embracing openness started with a diagnosis of atrial fibrillation. That diagnosis was a shock, and like many people with medical conditions in the digital age, Price began frequenting online forums for people with his affliction. read more

KDE at Asian FOSS conferences

It feels great to say that KDE has active contributors across the globe. Two KDE contributors recently presented talks in Asia about their work and encouraged new contributors to join us and get started.

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