VAR-SOM-MX6 QT Hello World
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VAR-SOM-MX6 - QT5 Hello World
Please follow the QT creator guide: http://variwiki.com/index.php?title=File:YoctoQtCreator.pdf
In addition:
https://wiki.qt.io/Basic_Qt_Programming_Tutorial
In general, the basic reference for QT developer is the wiki:
https://wiki.qt.io
http://doc.qt.io/qtcreator/creator-tutorials.html
http://doc.qt.io/qt-5/qtexamplesandtutorials.html