[Tutor] RE: Comparing lines in two files, writing result into a third file

[pan@uchicago.edu]

Thx Danny for pointing out the rate limiting step in 
the code I presented earlier. I am heading toward the
world of genome/evolution analysis in which the data
size could be abnormally huge. This sort of practice
-- using profile to detect the rate limiting step --
could be very helpful.

pan