UNIX V4 tape successfully recovered: First ever version of UNIX written in C is running again

UNIX V4, the first ever version of the UNIX operating system in which the kernel was written in the then-new C programming ...
XDA Developers on MSN

10 terminal commands that helped me finally understand Linux

Sudo lets you run any terminal command as another user — hence "substitute user" — but the default and most common use for it ...