Note: besides beingBesides much easier to remember/duplicate and customize, this is about 10%three times (sorry, edit! botched the first test) faster than Vereb's answer.
How about this:
fgrep -o f <file> | wc -l
Note: besides being much easier to remember/duplicate and customize, this is about 10% faster than Vereb's answer.
How about this:
fgrep -o f <file> | wc -l
Note: Besides much easier to remember/duplicate and customize, this is about three times (sorry, edit! botched the first test) faster than Vereb's answer.