On Friday, November 23, Uri Guttman wrote: > one goal i have is to > list and explain as many different uses for hashes as reasonably > possible.
I often use them to divide one big file into several
small files named after some field in each line, e.g.
perl -MIO::File -ane '($fds{$F[1]} ||= IO::File->new(">$F[1]"))->print($_)' <
bigfile
Brian
