good chemistry is complicated, and a little bit messy -LW |
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You forget to mention the other side of the trade-off: a hash trades memory for speed. grep will run in O(N), but also consume a lot less memory. It also requires a certain amount of work to set up the hash; if you're only going to test a particular set few times, it may well end up not amortizing that up front effort. TANSTAAFL. Makeshifts last the longest. In reply to Re^3: writing perl function like sql IN
by Aristotle
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