perl test.pl > temp_file perl test.pl < temp_file will work only with a semicolon (;) separating the two commands: perl test.pl > temp_file ; perl test.pl < temp_file

Edit: oh I have just noticed that haukex has added this as a comment in a moderation of the above node. So, I will add another: Or some terminals -> Or some shells.

In reply to Re^2: IO::Select woes by bliako
in thread IO::Select woes by Anonymous Monk

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