23.10.2020 
If you’ve read the first article in this series, you’ll know what full stack tracing is and why you definitely want it. This time, we’ll show you how to setup full stack tracing on your Linux system. There are two steps – first get everything configured to capture a trace, and then view and interpret […]
Blog Archives
KD Reports 1.8.2 has been released small cleanup of last remaining issues for Qt 4 and more!
We’ve just released version 1.8.2 of our developer tool, KD Reports. KD Reports generates printable and exportable reports from code and from XML descriptions. Reports may contain text paragraphs, tables, headlines, charts, headers and footers and more. Version 1.8.2 is planned to be the final release in the 1.8 series of KD Reports. KD Reports […]
KD Soap 1.9.1 Release the web service access package for Qt applications
We have released KDSoap 1.9.1 As part of our commitment to cross-platform solutions, KDAB offers developers KD SOAP, a web service access package for Qt applications. KD Soap 1.9.1 This is a final release in this series, with just a few small changes to ensure continued support for those who want to keep using Qt4. […]
Full Stack Tracing Part 1 What is it and when is it useful?
Full stack tracing is a tool that should be part of every software engineer’s toolkit. It’s the best way to investigate and solve certain classes of hard problems in optimization and debugging. Because of the power and capability it gives the developer, we’ll be writing a series of blogs about it: when to use it, […]
GammaRay 2.11.2 released
GammaRay 2.11.2 We have released version 2.11.2 of our Qt application introspection tool GammaRay, bringing support for Qt 5.15 and improved Qt Quick item picking. GammaRay is a software introspection tool for Qt applications developed by KDAB. Leveraging the QObject introspection mechanism it allows you to observe and manipulate your application at runtime. This works […]
How to Build C++ Projects with the Address Sanitizer on Windows memory bug detection via compiler extension
Memory bugs are tricky. Leaks have a clear impact on performance, and quickly become hard to spot when heap allocated objects move too much. Memory access bugs, on the other hand, make your program crash right away, if you’re lucky. In less desirable cases, they may end up corrupting random objects on the heap, and […]
KDE’s Akademy 2020 – A Quick Summary
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. […]
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 […]
Qt 3D will be ready for the Qt 6 release
Up until now, Qt 3D was relying on OpenGL for rendering. With the upcoming Qt 6, Qt will come with a rendering abstraction layer (Rendering Hardware Interface or RHI) to target not only OpenGL but also Vulkan, Metal and DirectX. We are in the process of adding RHI support to Qt 3D. This will allow […]