The February issue of my newsletter went out to 313 people. Please sign up here, if you want to enjoy the full contents. The last three episodes are complimentary for your sign-up. My Blog Posts Showing Wayland Compositor Fullscreen in Portrait Orientation. News Call for Presentations for 2021 Qt Webinars and Events Now Open! The...
Showing Wayland Compositor Fullscreen in Portrait Orientation
Our Qt embedded system is displayed on a monitor mounted in portrait orientation. The system runs the Wayland compositor Weston as a window manager. HMI applications are shown rotated by 90 degrees – in landscape orientation. The system toolbar of Weston is visible. How can we configure Weston so that the applications are shown in...
Burkhard on Qt Embedded Systems: No. 14
The January issue of my newsletter went out to 295 people. Please sign up here, if you want to enjoy the full contents. The last three episodes are complimentary for your sign-up. Here is the table of contents of Episode 14 (January 2021). My Blog Posts and Talks Migrating a Harvester HMI from Qt 5.12...
Migrating a Harvester HMI from Qt 5.12 to Qt 6.0
December 2020 saw the launch of Qt 6 – the first new major version since 2012. I wanted to find out how fit Qt 6.0 is for Qt embedded systems. I took the driver terminal of the ROPA sugar beet harvesters and migrated it from Qt 5.12 to Qt 6.0 as a side project. The...
Burkhard on Qt Embedded Systems: No. 13
The December issue of my newsletter went out to 284 people. Please sign up here, if you want to enjoy the full contents. The last three episodes are complimentary for your sign-up. Here is the table of contents of Episode 13 (December 2020). My Blog Posts Determining the Architecture of Qt Embedded Systems: Getting Started....
Architecture of Qt Embedded Systems: Getting Started
Which system-on-chip is best suited for your Qt embedded system? Should you build a custom Linux system with Yocto, use a container OS or a desktop Linux? Should you use Qt Commercial or Qt LGPLv3? How will the system be updated? What are the operating conditions of the system? How does the system communicate with...
Burkhard on Qt Embedded Systems: No. 12
The November issue of my newsletter went out to 254 people. As it is the 1st anniversary of my newsletter, you can find the full content here. If you like it, please sign up for the monthly newsletter. The last three episodes are complimentary for your sign-up. Here is the table of contents of Episode 12...
Cross-Compiling Qt Embedded Applications with QtCreator and CMake
We change the code of our Qt application in QtCreator and press the Run button to try the changes on an embedded device. QtCreator cross-compiles the application, deploys it to the device and runs it on the device. QtCreator performs these steps in a breeze, because we spent quite some time to define a QtCreator...
Burkhard on Qt Embedded Systems: No. 11
The October issue of my newsletter went out to 242 people. Please sign up here, if you want to enjoy the full contents. The last three episodes are complimentary for your sign-up. Here is the table of contents of Episode 11 (October 2020). My Blog Posts Book Review: “A Philosophy of Software Design” by John Ousterhout....
Book Review: “A Philosophy of Software Design” by John Ousterhout
“Complexity is anything related to the structure of a software system that makes it hard to understand and modify the system.” John Ousterhout, The Philosophy of Software Design, Chapter 2 Complexity is also known as technical debt, which quickly grows into technical inflation. Strategic programmers understand that they must do everything to make progams easy...