In communications and information processing, code is a system of rules to convert information—such as a letter, word, sound, image, or gesture—into another...

CODE may refer to: Call of Duty Endowment, a non-profit foundation CODE University of Applied Sciences, a university in Berlin Confederation of Democracy...

A ZIP Code (an acronym for Zone Improvement Plan) is a system of postal codes used by the United States Postal Service (USPS). The term ZIP was chosen...

A postal code (also known locally in various English-speaking countries throughout the world as a postcode, post code, PIN or ZIP Code) is a series of...

Morse code is a telecommunications method which encodes text characters as standardized sequences of two different signal durations, called dots and dashes...

A QR code (quick-response code) is a type of two-dimensional matrix barcode, invented in 1994, by Japanese company Denso Wave for labelling automobile...

computer programs Line coding, in data storage Source coding, compression used in data transmission Coding theory Channel coding Coding (social sciences),...

In computing, source code, or simply code or source, is text (usually plain text) that conforms to a human-readable programming language and specifies...

Postal codes used in the United Kingdom, British Overseas Territories and Crown dependencies are known as postcodes (originally, postal codes). They are...

Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by US public safety...