Did you miss the past Qt World Summit? Were you there, but you couldn’t attend that talk or two that you really wanted to see because the conference was so, so packed with awesome content? Fear no more! We are glad to announce that the talks at the past Qt World Summit 2019 in Berlin […]
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 body looks innocent enough. How would we figure out if a […]
Task 1 View Task 1 Proxy types can be tricky. If we got a QChar (or a reference to a QChar) by accessing a character in a QString with the operator as most people would expect to, the automatic type deduction requested by auto current = hello[i] would deduce that current is of type QChar. […]
We accumulated 500.000 plus samples of sensor data appended in a huge array. To view this growing sensor information as a waveform graph without visiting all data points in a single pass, we need to cheat...
Is your code burning a lot of cycles hunting for strings? Maybe you need to find the proper charset nestled in a chunk of HTML, or look for the dimensions in an XPM image file, or locate the email attachment boundaries in a block of MIME. If you string search a lot and performance is […]