News for hackers. Stuff that matters.

A comment on The number input is the worst input. Parent comment

Re:The number input is the worst input by lucas_membrane on Friday September 16, 2022 @04:28AM (#32863601)
Vehicle identification numbers, which follow an international standard, also have a check digit, even though they contain alphabetic characters.
[ Parent | on HN ]
Re:The number input is the worst input by jameshart on Friday September 16, 2022 @07:14AM (#32864597)
ISBN codes too - checksum is base 11 so can be represented by a digit 0-9 or an ‘X’ in the final place.
[ Parent | on HN ]