Two windows in the same main

[nkint]

sorry?

boom could mean runtime crash but.. no-op?

anyway thank you for the answer i have understand i don't have to do it.

[anda_skoa]

Yes, boom refers to crashing
no-op is short for "no operation", a term using in computer science to say that an instruction will actually not do anything.
Like an empty method

Cheers,
_