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18
votes
4answers
706 views

“free-as-in-speech” vs. "free-as-in-beer”

What is the difference between "free-as-in-speech" and "free-as-in-beer"?
29
votes
6answers
6k views

How does a unix or linux system work?

I would like to know how the OS works in a nutshell: The basic components it's built upon How those components work together What makes unix UNIX What makes it so different from other OSs like ...