Open-source News

Intel Launches Cascade Lake Refresh Xeon CPUs With Better Performance-Per-Dollar

Phoronix - Mon, 02/24/2020 - 22:30
Intel today formally announced their "Cascade Lake Refresh" Xeon processors with higher clock speeds in some cases but also more aggressive pricing to go up against the AMD EPYC 7002 series...

Canonical's Daniel Van Vugt Continues Squeezing More Performance Out Of GNOME 3.36

Phoronix - Mon, 02/24/2020 - 22:22
Canonical's Daniel Van Vugt continues focusing on GNOME performance optimizations and this past week still managed to squeeze another optimization out of the near-final GNOME 3.36...

27th Time The Charm? Intel SGX Enclaves Support For Linux Revved Again

Phoronix - Mon, 02/24/2020 - 19:47
For four years we have been seeing Intel Secure Guard Extensions (SGX) bring-up for the Linux kernel and that work continues with the Intel SGX Enclaves support now having been sent out for review twenty-seven times as it tries to work its way towards the mainline Linux kernel...

X.Org Server Lands Fixes For XWayland Full-Screen Support

Phoronix - Mon, 02/24/2020 - 19:26
There still is no sign of the long overdue X.Org Server 1.21 but the changes for it continue to build up particularly on the XWayland front...

PCI Express 6.0 Reaches Version 0.5 Ahead Of Finalization Next Year

Phoronix - Mon, 02/24/2020 - 19:16
Following the PCI Express 6.0 announcement from last summer that called for 64 GT/s transfer rates, version 0.5 of the PCIe 6.0 specification is now out for evaluation...

PulseAudio 14 Is Releasing Soon With Better USB Gaming Headset Support

Phoronix - Mon, 02/24/2020 - 19:04
In addition to PipeWire 0.3 having shipped last week, also making it out a few days prior was a development snapshot in the road to PulseAudio 14.0...

Using C and C++ for data science

opensource.com - Mon, 02/24/2020 - 16:03

While languages like Python and R are increasingly popular for data science, C and C++ can be a strong choice for efficient and effective data science.


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What developers need to know about domain-specific languages

opensource.com - Mon, 02/24/2020 - 16:02

domain-specific language (DSL) is a language meant for use in the context of a particular domain. A domain could be a business context (e.g., banking, insurance, etc.) or an application context (e.g., a web application, database, etc.) In contrast, a general-purpose language (GPL) can be used for a wide range of business problems and applications.


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Who cares about Emacs?

opensource.com - Mon, 02/24/2020 - 16:00

GNU Emacs isn't the oldest interactive text editor for Unix—it's predated (at least) by the Vi editor—nor is it the only Emacs in existence. However, it's surely the most popular Emacs and one of the best editors available on POSIX.


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Learn Python Tuples Data Structure – Part 2

Tecmint - Mon, 02/24/2020 - 15:55
In this Part 2 of Python Data Structure series, we will be discussing what is a tuple, how it differs from other data structure in python, how to create, delete tuple objects and methods...

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