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[Help-bash] The real usage of exec

From: Peng Yu
Subject: [Help-bash] The real usage of exec
Date: Sun, 19 Apr 2015 21:22:18 -0500

Hi, I am wondering what is the real usage of exec. The following page
shows some examples. But it seems that most of the examples can be
done without exec. Does anybody have examples for which exec must be
used, and any other solutions would not be ideal? Thanks.


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