I wanted to replace many occurrences of g_theme.themeDisplay(100, 80, 65) by g_theme.thSz([100, 80, 65]) in many QML files. The values of the three integer arguments varied from occurrence to occurrence. What I hoped for
At Qt Developer Days 2014 in San Francisco, I gave a talk with title "Case Study: Driver Terminal for Forage Harvester". I describe the technical challenges and their solutions when I helped Krone to develop the driver terminal
The University of Osnabrück invited me to give a talk about "HMIs of Agricultural Machines for 2016" at their COALA Symposium "Assistance Systems and Human-Machine Communication in Agricultural Engineering on October 30, 2014. Here is the
Agricultural OEM Krone bets on Qt software library for development of their terminal / First prototype read in less than three months 585 horsepower, 15.6 litres engine displacement and an up to 9 metre wide cutterhead - forage harvesters are among
When my customers develop embedded systems, they face similar challenges: * Challenge 1: iPhone-Like HMI * Challenge 2: Internet-Connected * Challenge 3: Running Everywhere * Challenge 4: Fast Time-To-Market Using examples from different industries, I'll first elaborate on
Never cast a negative float to an unsigned int. The result of the cast differs depending on whether the cast is executed on a device with Intel or ARM architecture. The C++ Standard decrees that the result of such a
How can we pass an instance of a QObject subclass from a Qt/C++ list model to a QML list view? How can we expose a property from a Qt/C++ class to QML, where the type of the property
How often is a an object copied, if it is emitted by a signal as a const reference and received by a slot as a const reference? How does the behaviour differ for direct and queued signal-slot connections? What