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A comment on A call to PHP's mt_rand generates only odd numbers. Parent comment

Re:A call to PHP's mt_rand generates only odd numbers by mojuba on Friday July 24, 2015 @11:54AM (#9942829)
To find out later that not everything can be cached, e.g. time(), rand(), file_get_contents()... to find out further that no sys or lib call that contains I/O can be cached. And then damn it, why bother caching at all?
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