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February 2020

Blogs How not to lose the alpha channel when converting between QRgb/QColor/QString by Milian Wolff Working on color imagery for QiTissue recently, I realized we were accidentally losing the alpha channel in multiple places. For efficiency reasons, we keep colors in memory using the QRgb type, and convert that to/from QString for serialization purposes via QColor as needed. Here’s what I discovered about […]

January 2020

Blogs A little hidden gem: QStringIterator by Giuseppe D’Angelo and Marc Mutz A few days ago Marc Mutz, colleague of mine at KDAB and also author in this blog, spotted this function from Qt’s source code (documentation): Apart from the mistake of considering empty strings not uppercase, which can be easily fixed, the loop in the […]

Qt World Summit Training – Berlin 2019 Course descriptions

At Qt World Summit in 2019, KDAB offered five Introductory courses (one was given by our partner, froglogic), and three advanced classes., as follows: Introductory Course descriptions Introduction to Qt 3D Studio, trainer: Nuno Pinheiro This training introduces designers and developers to 3D content workflows and concepts, giving them a solid grounding in creating content […]

KDAB talks at Qt World Summit 2019 November 4 - 6

The agenda is published and KDAB engineers are offering a wealth of technical talks this year. Optimizing the Rendering of Qt Quick 2 applications, Giuseppe D’Angelo If you have ever wondered how Qt Quick applications are rendered to the screen, and how to use that knowledge to find and fix performance problems, then this talk […]

KDAB at Squish Days Europe, Munich Oct 17-18, 2019

KDAB will be supporting our training partner, froglogic, at this event in Munich dedicated to Squish, the automated GUI tester we are proud to support. Complete with live demo-ing, Tobias Naetterlund, KDAB’s foremost Squish expert, will be giving a talk showing how to control multiple clients simultaneously on one or more machines, using this versatile […]