Any of a series of three-letter codes (often abbreviations) for counties and similar administrative units of the British Isles used especially in the field of genealogy

plural of building code

plural of line code

plural of zip code

plural of short code

A number of fewer digits than a telephone number, used as an abbreviated telephone number for use only when dialing from a cellular phone.

Universal product code.

plural of UPC code

(computing, informal) The place where programmers develop source code (as opposed to conceptually distant areas such as design and marketing).

(computing, programming) A technique in object-oriented programming in which the visual and back-end source code are stored in separate files, allowing designers and programmers to work independently. Code-behind is a technique used in Microsoft programming platforms, including ASP.NET and XAML, where the practice is facilitated by separating the visual and code aspects through the use of partial classes.