On 2012-02-16 at 20:20 -0800, Dave Close wrote: > Ok, so they convert the number to their own "Guest ID". But that would > be a one-time conversion unless they keep a map. And if they have a map, > isn't that keeping the card number?
Use a hash of the card number as the key for the map. -Phil _______________________________________________ Discuss mailing list [email protected] https://lists.lopsa.org/cgi-bin/mailman/listinfo/discuss This list provided by the League of Professional System Administrators http://lopsa.org/
