GUIDs part 1: What the GUID?
Most developers have seen a GUID or two. A GUID (Globally Unique Identifier) is used extensively in computing to uniquely identify all sorts of things. You might also see them referred to as UUIDs - don’t worry they’re the same thing. This specification defines a Uniform Resource Name namespace for UUIDs (Universally Unique IDentifier), also known as GUIDs (Globally Unique IDentifier). — RFC 4122: A Universally Unique IDentifier (UUID) URN Namespace [Read More]