The easiest way I can think of to do this is to salt each email as it goes out and store the hash. Then as each is preparing to send, check against the list of existing hashes.
Can anyone think of something more efficient? Or a less involved way to boil text down into a quasi-numerical value?
The easiest way I can think of to do this is to salt each email as it goes out and store the hash. Then as each is preparing to send, check against the list of existing hashes.
Can anyone think of something more efficient? Or a less involved way to boil text down into a quasi-numerical value?