Thanks for showing me that splice trick. I don't think it
took anything off the benchmark times, but it removed the
temp array I was using. When I do
tailz t.dat 5 | wc -l
I get 5. (Just lucky).
perl -le'print "a"x5000 for 1..10' > t.dat
does give bad results
The code still depends on you knowing your
max line length beforehand, but I think this is true
for more logs and text files.
I'm happy now, at least I figured out what Merlyn meant
when he said there was a faster method than Tie::File or
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