After slugging down 2 espressos, Frank sits down, ready to chisel away at his new website. He opens Squarespace, flicks to his spreadsheets, and is ready for action. Quickly he hits a snag– ‘How am I ...

Much like a street address, a URL uniquely identifies every Web page. The "http" portion of the URL, which stands for "hypertext transfer protocol," provides the base for communication between your ...