The Jargon File, Version 4.0.0, 24 Jul 1996 by Various
page 113 of 773 (14%)
page 113 of 773 (14%)
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Internet, is still unknown. See also {Exon}.
To join the fight against the CDA (if it's still law) and other forms of Internet censorship, visit the Center for Democracy and Technology Home Page at http://www.cdt.org. :cdr: /ku'dr/ or /kuh'dr/ /vt./ [from LISP] To skip past the first item from a list of things (generalized from the LISP operation on binary tree structures, which returns a list consisting of all but the first element of its argument). In the form `cdr down', to trace down a list of elements: "Shall we cdr down the agenda?" Usage: silly. See also {loop through}. Historical note: The instruction format of the IBM 704 that hosted the original LISP implementation featured two 15-bit fields called the `address' and `decrement' parts. The term `cdr' was originally `Contents of Decrement part of Register'. Similarly, `car' stood for `Contents of Address part of Register'. The cdr and car operations have since become bases for formation of compound metaphors in non-LISP contexts. GLS recalls, for example, a programming project in which strings were represented as linked lists; the get-character and skip-character operations were of course called CHAR and CHDR. :chad: /chad/ /n./ 1. The perforated edge strips on printer paper, after they have been separated from the printed portion. Also called {selvage} and {perf}. 2. obs. The confetti-like paper bits punched out of cards or paper tape; this has also been called `chaff', `computer confetti', and `keypunch |
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