Techne, Tomas, and Anya learn how computers “talk” with us through input and output. Techne, Tomas, and Anya learn how computers “talk” with us through input ...

I guess what I'm looking for is a function that returns right away even if there's no input at the time. What's the cross-platform or *nix-flavored alternative to Microsoft's OVERLAPPED system?

Check your understanding Function notation A function takes an input value, applies a rule to it, and produces an output value. This can be demonstrated using a function machine.