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Sorry! ;-)) Of course it is meaningful. I was thinking about the scripts i was writing and couldn't find a single one without any external program. You are correct in pointing out datecalc to me,...

I agree with perderabo that any use of an external program is costly in terms of system calls. So in fact we are not talking about sed (or awk) but about the usage of any program external to the...

I really have to agree with cfajohnson. Putting sed in a loop where you process, say, 50,000 records means that your script must fork() and exec() 50,000 times. And that's assuming that you limited...

I'd simplify the whole thing by shuffling the deck and then dealing from it.

There are 3 functions in this snippet:
shuffle, which shuffles a standard deck of cards into a space-separated string...