Open-source News

How to fix common pitfalls with the Python ORM tool SQLAlchemy

opensource.com - Thu, 09/12/2019 - 15:02

Object-relational mapping (ORM) makes life easier for application developers, in no small part because it lets you interact with a database in a language you may know (such as Python) instead of raw SQL queries. SQLAlchemy is a Python ORM toolkit that provides access to SQL databases using Python. It is a mature ORM tool that adds the benefit of model relationships, a powerful query construction paradigm, easy serialization, and much more.


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3 ways to handle transient faults for DevOps

opensource.com - Thu, 09/12/2019 - 15:01

In electrical engineering, a transient fault is defined as an error condition that vanishes after the power is disconnected and restored. This is also a workaround many of us unconsciously use when we forcefully power our physical devices off and on when they're performing poorly or frozen on a blue crash screen filled with gibberish.


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An introduction to Markdown

opensource.com - Thu, 09/12/2019 - 15:00

For a long time, I thought all the files I saw on GitLab and GitHub with an .md extension were written in a file type exclusively for developers. That changed a few weeks ago when I started using Markdown. It quickly became the most important tool in my daily work.

Markdown makes my life easier. I just need to add a few symbols to what I'm already writing and, with the help of a browser extension or an open source program, I can transform my text into a variety of commonly used formats such as ODT, email (more on that later), PDF, and EPUB.


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How to Install Zabbix on Debian 10

Tecmint - Thu, 09/12/2019 - 14:14
Zabbix is a free, open-source, popular and feature-rich IT infrastructure monitoring software developed using PHP language. It is used to monitor networks, servers, applications, services as well as cloud resources. It also supports monitoring...

How to cleanly remove a package from a Debian-based distribution - TechRepublic

Google News - Thu, 09/12/2019 - 02:32
How to cleanly remove a package from a Debian-based distribution  TechRepublic

When you uninstall an application from Linux, make sure you're doing it in such a way as to remove both configuration files and dependencies.

Microsoft releases Windows 10 20H1 Build 18980 with more Cortana and Windows Subsystem for Linux (WSL) improvements - BetaNews

Google News - Thu, 09/12/2019 - 02:22
Microsoft releases Windows 10 20H1 Build 18980 with more Cortana and Windows Subsystem for Linux (WSL) improvements  BetaNews

Recent Windows 10 Insider builds from the 20H1 branch (set for release next spring) have introduced quite a few welcome new features, and today's new flight, ...

AMD Navi 14 Workstation Graphics Cards Discovered In Linux Driver Update - Hot Hardware

Google News - Thu, 09/12/2019 - 00:30
AMD Navi 14 Workstation Graphics Cards Discovered In Linux Driver Update  Hot Hardware

A patch for Linux hints at AMD getting ready to release workstation cards built around its Navi GPU architecture.

NVIDIA's Latest Open-Source Project Is Their NVDLA Deep Learning Compiler

Phoronix - Thu, 09/12/2019 - 00:27
Two years ago NVIDIA announced the NVDLA as an open-source hardware project with this "NVIDIA Deep Learning Accelerator" to be a free and open architecture for inference accelerators. NVIDIA has now expanded the open-source software ecosystem around NVDLA...

AMD Ryzen 9 3900X Benchmarks On 11 Linux Distributions - Phoronix

Google News - Thu, 09/12/2019 - 00:13
AMD Ryzen 9 3900X Benchmarks On 11 Linux Distributions  Phoronix

Now that BIOS updates over the past month have resolved the early boot issue with Ryzen 3000 processors and thus the new AMD CPUs playing nicely with ...

AMD Ryzen 9 3900X Benchmarks On 11 Linux Distributions

Phoronix - Thu, 09/12/2019 - 00:10
Now that BIOS updates over the past month have resolved the early boot issue with Ryzen 3000 processors and thus the new AMD CPUs playing nicely with modern Linux distributions, here is the long-awaited benchmark comparison of the Ryzen 9 3900X + X570 system benchmarked across an array of different Linux distributions... In fact, 11 Linux OS releases in total were tested on this high-end 12-core / 24-thread desktop processor.

Canonical Fixes Linux 4.15 Kernel Regression in Ubuntu 18.04 LTS and 16.04 LTS - Softpedia News

Google News - Wed, 09/11/2019 - 23:57
Canonical Fixes Linux 4.15 Kernel Regression in Ubuntu 18.04 LTS and 16.04 LTS  Softpedia News

Earlier this month, Canonical published major Linux kernel security updates for all supported Ubuntu Linux operating systems, addressing no less than 28 ...

Save 13% off this VoCore2 Mini Linux Computer Bundle - Neowin

Google News - Wed, 09/11/2019 - 23:46
Save 13% off this VoCore2 Mini Linux Computer Bundle  Neowin

Today's highlighted deal comes via our Gear + Gadgets section of the Neowin Deals store, where for only a limited time you can save 13% off the VoCore2 Mini ...

Save 13% off this VoCore2 Mini Linux Computer Bundle - Neowin

Google News - Wed, 09/11/2019 - 23:46
Save 13% off this VoCore2 Mini Linux Computer Bundle  Neowin

Today's highlighted deal comes via our Gear + Gadgets section of the Neowin Deals store, where for only a limited time you can save 13% off the VoCore2 Mini ...

Concurrent Real-Time Introduces RedHawk KVM-RT - Yahoo Finance

Google News - Wed, 09/11/2019 - 23:00
Concurrent Real-Time Introduces RedHawk KVM-RT  Yahoo Finance

RedHawk Linux together with the KVM hypervisor offers guaranteed real-time performance in virtual environments POMPANO BEACH, Fla. , Sept. 11, 2019 ...

Chrome 77 Released With Serial API, WebVR 1.1 & Any Element Can Provide Form Data

Phoronix - Wed, 09/11/2019 - 22:40
Google has rolled out Chrome 77 into their stable channel as the newest version of their lightning fast web browser for Linux...

AMD "Trusted Memory Zone" Encrypted vRAM Support Coming To Their Linux GPU Driver

Phoronix - Wed, 09/11/2019 - 21:39
AMD Trusted Memory Zone support is a new feature being worked on for their open-source graphics driver that works in conjunction with the graphics hardware for being able to encrypt portions of the video memory...

AMD "Trusted Memory Zone" Encrypted vRAM Support Coming To Their Linux GPU Driver - Phoronix

Google News - Wed, 09/11/2019 - 21:39
AMD "Trusted Memory Zone" Encrypted vRAM Support Coming To Their Linux GPU Driver  Phoronix

AMD Trusted Memory Zone support is a new feature being worked on for their open-source graphics driver that works in conjunction with the graphics hardware ...

Arm Joins The Compute Express Link Bandwagon (CXL)

Phoronix - Wed, 09/11/2019 - 21:19
Arm has now joined Intel, HP Enterprise, Google, Microsoft, Dell EMC, and others in backing the new Compute Express Link (CXL) effort as the interconnect for future accelerators...

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