He also has nieces, nephews, grandnieces, and grandnephews. He was preceded in death by Dwight and Martha (Daniels) Jones; Louis and Antonia (Vargas) Lianez; sister-in-law, Nina (Olesco) Lianez, and ...
However, just to whet your appetite, here’s the Qt5 reference page. From there you can find classes for GUI widgets, strings, network sockets, database queries, and even serial ports.