Also putting sudo in front of what looks like Java code not shell.

Correct

Hand writing machine code and assembly was fine, but recursion is where you draw the line??

The hands are a giveaway

That’s the same as int **ptr

Who was in Paris?

Do you mean specifically with KDE connect? Because you can do it with VNC

due to convention everybody understands what i and j are, I don’t think they need longer names. If it’s something more complicated than a counter or index then maybe you should be using a foreach loop instead (if language supports it)