An IP address is a 32-bit unsigned integer. It’s usually written as four numbers separated by dots, as in: 212.227.196.186. This format is knows as the “dotted decimal notation”. Applications use ...

We may receive a commission on purchases made from links. If you don't already know how computers work, it may seem like an unapproachable subject. It's the kind of high-level science and math that ...

Editor's Note: This is the first article in a two-part series on decimal representations and decimal arithmetic in general, and on Binary Coded Decimal (BCD) in particular. In this first installment, ...