The curious world of check digits

Posted by Bob_Mesibov on Jun 17, 2021 2:31 AM EDT
BASHing data; By Bob Mesibov 		Mail this story
Print this story

In many standardised numerical codes, one or more digits are special. They're called check digits and they can be used to check that the code hasn't changed due to human or computer error. This post shows how they work and includes an AWK function for checking one kind of numerical code.

Full Story

  Nav
» Read more about: Story Type: Tutorial

« Return to the newswire homepage

This topic does not have any threads posted yet!

You cannot post until you login.