linux symbol

special symbols . : current directory cp f1 ./f2 -- copy f1 to f2 in the current directory .. : parent directory cp f1 ../f2 -- copy f1 to f2 in the parent directory > : standard output redirection cat f1 > f3 -- display the content of f1 in f3 (same effect as “cp f1 f3”) | : pipe. redirect the standard output of the first program into the standard input of the second program cat f1 | more * : m..
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