using the epoch works just as well as random numbers. 
Perl: my $time = time;

JavaScript: var now = new Date(); var epoch = now.getTime();

[download]
Attach either of those to the end of a link and the browser will no cache the output.

In reply to Re^2: How to force perl script to be refreshed by stevecomrie
in thread How to force perl script to be refreshed by Anonymous Monk

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