Svobodný software

KDE Plasma 5.23 is officially out this morning as the newest major open-source desktop release and is known now as the KDE 25th Anniversary Edition...

With Qt 6.2 LTS having shipped at the end of September, The Qt Company is now turning their attention to Qt Creator 6 as the next version of their Qt/C++ focused integrated development environment...

Moving forward regular respins of the openSUSE Leap images are expected to include the latest package updates in making for a more pleasant out-of-the-box experience...

A new feature for upcoming XeHPG graphics that was merged into Intel's open-source Linux OpenGL and Vulkan drivers today was for tessellation distribution and geometry distribution across the graphics hardware...

Uživatelé se často ptají, jak zprovoznit vlastní DNS server. Na praktických příkladech si tedy přiblížíme základy i pokročilejší možnosti Knot DNS, autoritativního serveru z dílen českého sdružení CZ.NIC.

Ve druhém a současně i závěrečném článku o Small Basicu si ukážeme práci s vestavěnými objekty, zejména s grafickým oknem. Taktéž si popíšeme želví grafiku a systém událostí (a reakcí na ně). Zmíníme se i o alternativně ke Small Basicu, jímž je Basic-256.

Mesa 21.3 feature development is now over with the code having been branched and the first release candidate issued...

The Linux kernel has supported Retpolines for over three years now as part of their Spectre Variant Two mitigations while now a patch series is proposed that rewrites Retpoline's rewrite logic...

Released back in May was the shiny DragonFlyBSD 6.0 release while today a point release for it has been issued...

Today AMD is officially launching the Radeon RX 6600 graphics card as a trimmed down model from the Radeon RX 6600 XT that launched back in August. This new (non-XT) model has a suggested price of $329 USD and here is a look at how well this RDNA2 graphics card is performing under Linux.

Arriving back in April were the initial Vulkan Video extensions that included support for video decode of H.264 and H.265 while the initial video encode support was limited to H.264. Out today with Vulkan 1.2.196 is the new extension allowing for H.265 encoding with this new industry-standard video API...

Landing in time for the imminent Mesa 21.3 feature freeze / code branching is support for the EGL_EXT_present_opaque extension on Wayland. While this EGL extension may not sound too exciting, for some OpenGL games on Wayland it will address some transparency issues...

Chinese vendor Loongson continues working on their Linux kernel patches enabling the LoongArch processor ISA as their fork from MIPS. While early on when copying existing MIPS open-source code they were quick to call their new ISA "not MIPS", in these later patch series they continue to refer to their ISA as "a bit like MIPS or RISC-V."..

One of many exciting additions with the forthcoming Linux 5.15 kernel is DAMON landed as a data access monitoring framework. DAMON opens up new possibilities around proactive reclamation of system memory and other interesting features. Currently though it's limited to monitoring the virtual address space of the kernel but a new set of patches out allow for physical address space monitoring as well...

Red Hat already employs numerous open-source graphics driver developers from DRM subsystem maintainer David Airlie to numerous others on his team working on areas from Mesa OpenCL support to Heterogeneous Memory Management to other user and kernel-space improvements for open-source Linux graphics. Red Hat has now put out a call to hire yet another experienced Linux GPU driver developer...

Ve druhém článku si ukážeme poměrně podrobně možnosti výstupů logování zajišťovaných handlery. Tyto možnosti jsou vcelku rozsáhlé a evidentně reagují na reálnou poptávku takřka „ze života“.

Sonda do světa otevřeného softwaru. Dnes si přidáme anotace k obrázkům, zvýšíme si výdrž baterie u notebooku, proměníme skripty z Pythonu ve webové aplikace a stáhneme si informace z chytrých hodinek.

Intel has contributed AVX-512 optimizations to upstream Numpy. For those using Numpy as this leading Python library for numerical computing, newer Intel CPUs with AVX-512 capabilities can enjoy major speed-ups in the range of 14~32x faster...

GNOME developer Allan Day has provided an update on behalf of the GNOME design time around some of their recent platform design improvements and some of the changes they are talking about in the near future...

Linux block subsystem maintainer and lead IO_uring developer Jens Axboe had a goal of hitting 7M IOPS per-core performance this week. On Monday he managed to already hit 7.2M IOPS and today hit 7.4M IOPS with his latest work-in-progress kernel patches...