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terminal

A program you launched in the terminal is running forever.

What's the fundamental key combination to interrupt it?

Ctrl+C ✓
Ctrl+V
Staring hard at Alt+F4

Ctrl+C
Ctrl+C sends an interrupt signal to the running process. Easy to confuse with 'copy' — in the terminal it means 'stop!', which is why terminal copy/paste usually adds Shift.

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terminal

What's this file, saved with a .sh extension, called?What's this approach called, in contrast to the icon-clicking GUI?What is it?Which terminal command — probably the most-typed two letters in computing history — answers 'what's in this folder?'What does it stand for?Which command prints your current location's full path?What is it?What's this feature, written with the vertical bar (|)?On Linux and Mac, which magic word do you prefix to borrow top-level power — also famous from the 'make me a sandwich' comic meme?Which encrypted remote-access tool lets you open a terminal on a server on the other side of the planet and operate it directly?What is it?Why do experts warn against the 'chmod 777' fix that internet guides love?

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