Today’s blog post is about a small utility class in Qt with a… questionable name: QPointer. If you’re new to Qt, maybe don’t check out QPointer’s documentation just yet, and try to guess what the class does based on its name alone. I’ve seen countless users being very confused by it. Some end up using […]
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Heaptrack v1.5.0 released includes about 70 changes since the v1.4.0 release
I’m happy to announce the immediate availability of Heaptrack v1.5.0. Heaptrack is a heap memory profiler targeting mainly Linux, as well as FreeBSD. To learn more, please visit the project website. Version 1.5.0 incorporates about 70 changes since the v1.4.0 release from June last year. The highlights include: – Elfutils is now used for symbolizing […]
GammaRay 3.0.0 is released with support for Qt 6
KDAB has released GammaRay 3.0.0. GammaRay is a software introspection tool for Qt applications developed by KDAB for internal use, and now shared with the developer community on GitHub. This release is a special one, as we have now added Qt 6 support. An overview of changes since the last release Things we have added […]
GitHub Actions for C++ and Qt How to use GitHub Actions for C++ and Qt projects
You may already be hosting your code on GitHub, but do you know that GitHub provides a built-in Continuous Integration solution called GitHub Actions that is very easy to set up and free for public repositories? In this article I’m providing a crash course on what GitHub Actions are and how to use it for […]
See you in Berlin in November 2023?
In just a couple of months, there’s going to be not one, not two, not three, but four fantastic developer events in Berlin! We are not going to miss any of them, and so shouldn’t you. November 12-14: Meeting C++ If you are a C++ developer, do not miss the 2023 edition of Meeting C++. […]
Intro to C++ Coroutines: Concept
The time has come, fellow devs. We are on our way to uncover the newest concept of C++ language – Coroutines. They are already used by several programming languages, like C# async tasks and yield iterables, forming LINQ base; JS with awaitables, replacing the old way of making consecutive calls, that was hard to understand […]
Optimizing and Sharing Shader Structures
When writing large graphics applications in Vulkan or OpenGL, there’s many data structures that need to be passed from the CPU to the GPU and vice versa. There are subtle differences in alignment, padding and so on between C++ and GLSL to keep track of as well. I’m going to cover a tool I wrote […]
KDGpu v.0.1.0 is released a Vulkan wrapper to make modern graphics easier
We’re pleased to announce we’ve added a new library, KDGpu, to the arsenal of tools we invent to make our lives easier – and then share with you on KDAB’s GitHub. Who is this for? If you want to become more productive with Vulkan or learn the concepts of modern explicit graphics APIs, then KDGpu […]
Reverse Engineering Android Apps Join the dark side :)
Reverse engineering in general is a tricky business and sometimes not very orthodox. So, why bother to write this article? Well, sometimes reverse engineering is also for something good. It started when my wife dusted off her watch. We had a huge unpleasant surprise when we found that the companion app is not available anymore […]