On Fri, 21 Aug 2015 15:51:43 -0400, Thomas David Rivers <[email protected]> wrote: > >How do you compute this sufficiently strong hash on the file to see >if it matches the one you have from a previous computation, without >reading (probably) the entire file? If something could be devised, it would >be a good tool in the toolbox... > Of course you must read the entire file to compute the hash. But if you save the hashes you can compare any two files without re-reading either in its entierty.
-- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
