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Bash Sub Shells

Nov 12, 2008, 20:34 (0 Talkback[s])
(Other stories by Mitch Frazier)

"Creating sub-shells in bash is simple: just put the commands to be run in the sub-shell inside parentheses. This causes bash to start the commands as a separate process. This group of commands essentially acts like a separate script file, their input/output can be collectively redirected and/or they can be executed in the background by following the closing parenthesis with an ampersand."

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