Yes, you can share your screen in zoom and skype. At first, I wanted just to play "a funny" video over the webcam (instead of my face), for my colleagues. And sharing the desktop over the webcam was just a "nice to have" feature, in the case, the application does not support screen sharing.

Thy for sharing will also try that out

http://rmsol.de/ RSS: https://rmsol.de/atom.xml

Topics I encountered in my daily development work, or if I couldn't find any solution on internet for that yet.

E.g. https://rmsol.de/2018/06/17/Emails-and-Appointments-with-Out...

just enter any email address. After that you can just download it.