The Luhn Algorithm is a simple checksum formula that is used to verify a variety of different numbers including most credit cards. Outside of verifying funds it provides the most accurate means of verifying credit card numbers by preventing typographical errors.

Have you ever had a frequently used folder such as a web root or download folder that you had to navigate to on a regular basis and wished you could just access using a drive letter? Did you know that it is very possible and quite easy to map a drive letter to a […]