What is Akademy? Akademy is the yearly conference for the KDE community, which is a community devoted to creating free software for desktop and mobile. Typically, Akademy takes place in a different city each year. However, due to the pandemic, the conference was online this time around. September 4-11 marked the dates of Akademy 2020. […]
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Heaptrack Version 1.2.0 Released Maintenance release of the fast Linux heap memory profiler
We have just released version 1.2.0 of Heaptrack, the fast heap memory profiler for C++/Linux applications. A bit of Background The Heaptrack fast heap memory profiler allows you to track all heap memory allocations at run-time. Afterwards, you can use the accompanying GUI tool to find optimization opportunities in your code by analyzing the recorded […]
Hotspot Version 1.3.0 Released Overview of New Features and Improvements
We are pleased to announce a new release of our Hotspot Linux perf performance analysis GUI, Hotspot version 1.3.0! Hotspot is a replacement for perf reportthat takes a perf.data file, parses and evaluates its contents, and then displays the result in a graphical form. You can read a bit more about Hotspot here: https://www.kdab.com/hotspot-gui-linux-perf-profiler/ Overview […]
Debugging and Profiling Qt 3D applications Learn about new 5.15 features and other useful tools
Qt 3D, being a retained mode high level graphic API abstraction, tries to hide most of the details involved in rendering the data provided by applications. It makes a lot of decisions and operations in the background in order to get pixels on the screen. But, because Qt 3D also has very rich API, developers […]
GammaRay 2.11.1 Release
We have released version 2.11.1 of our Qt application introspection tool GammaRay. The changes mainly focus on establishing full compatibility with Qt 5.14 as well as bugfixes and performance improvements, but there’s also a few new features. Areas most affected by changes in Qt 5.14 are the inspection of Qt Quick software rendering, deployment on […]
KDSoap 1.9.0 released
KD SOAP is a tool for creating client applications for web services. The release of 1.9.0 brings a fair number of improvements and fixes, as the following text describes. General C++11 is now required. Qt4 is still supported, but this is the last release with support for Qt4. rpath for Unix/Linux/macOS (#181) is now fixed. […]
KDAB at Embedded World, Nuremberg 25 - 27 February
Embedded World – 25-27 February 2020 February 2020 will be the tenth year that KDAB exhibits at Embedded World, in Nuremberg, Germany. When we started exhibiting, there were only five halls compared to today’s seven, so the event continues to grow and remain relevant, in a world where most interaction takes place on-line. In those […]
New features and changes in the Kuesa 1.1.0 release
KUESA™ is a solution that provides an integrated and unified workflow for designers and developers to create, optimize and integrate real time 3D content in a 3D or hybrid 2D/3D software user interface. Models, including geometry, materials, animations and more, can smoothly be shared between designers and developers. Kuesa relies on glTF 2.0, an open standard […]
Little Trouble in Big Data – Part 3 Dealing with resource bottlenecks
In the previous two blogs in this series I showed how solving an apparently simple problem about loading a lot of data into RAM using mmap() also turned out to require a solution that improved CPU use across cores. In this blog, I’ll show how we dealt with the bottleneck problems that ensued, and finally, […]
GammaRay 2.11.0 Release
We have released version 2.11.0 of our Qt application monitoring tool GammaRay. GammaRay allows you to observe behavior and data structures of Qt code inside your program live at runtime. GammaRay 2.11 comes with a new inspection tool for Qt’s event handling, providing even more insights into the inner working of your application. Besides looking […]