On Linux, Control-C and Control-V don't work for copying and pasting in terminals. The Control modifier is used for its original purpose of inserting control codes. Instead, terminal apps require an extra Shift modifier, like Control+Shift+C.
But what if there were hidden shortcut combos for copy and paste
Because lots of people don’t have an insert key?
Well, the article proposes to use dedicated copy and paste keys. If you don’t have an insert key, you probably don’t have those either.