Removing White Pixels from Grayscale

[Ofnuts]

(02-04-2018, 08:46 AM)Espermaschine Wrote:

(02-04-2018, 08:16 AM)Ofnuts Wrote: See https://meta.stackexchange.com/a/66378/329457

That is some level 30 wizard stuff in a world full of 5 XP apprentices  XD

Well, this is a programming site, so examples are with programs.

An unrelated example: Problem Y: you go to the local hardware store, and ask for a pump than can vacuum water on the floor. Problem X: you have a worn out washer in the plumbing and some pipe is dripping water.