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Notation for code made of trees of symbols (using many parentheses) Full language available at load time, compile time, and run time; Lisp was the first language where the structure of program code is represented faithfully and directly in a standard data structure—a quality much later dubbed "homoiconicity". Thus, Lisp functions can be ...
Perl source code file PL: Prolog source code file PL: IRAF pixel list IRAF astronomical data format PLI: PL/I source file PL/I compilers PLR Terraria player/character file Terraria: PLS: Multimedia Playlist, primarily for streaming Shoutcast, IceCast, others PM [69] Perl module PMA: PMarc Archive PMP: PenguinMod Project file PenguinMod's ...
Twitter has a history of both using and releasing open-source software while overcoming technical challenges of their service. [258] A page in their developer documentation thanks dozens of open-source projects which they have used, from revision control software like Git to programming languages such as Ruby and Scala. [259]
There is a close connection between machine learning and compression. A system that predicts the posterior probabilities of a sequence given its entire history can be used for optimal data compression (by using arithmetic coding on the output distribution). Conversely, an optimal compressor can be used for prediction (by finding the symbol that ...
An INI file is a configuration file for computer software that consists of plain text with a structure and syntax comprising key–value pairs organized in sections. [1] The name of these configuration files comes from the filename extension INI, short for initialization, used in the MS-DOS operating system which popularized this method of software configuration.
Partial; both proprietary and open-source components, assorted licenses Proprietary except for open source kernel patches (formerly the MPL 2.0 B2G OS) Free and open-source, but the UI and the SDK are proprietary and closed source Free and open-source, mainly the GPL [5] Free and open-source, mainly the GPL: Free and open-source, mainly the GPL
The viewer source code was released under the GPL in 2007 [58] [59] and moved to the LGPL in 2010. [ 60 ] There are now several mature third-party viewer projects, the most popular being Firestorm, that contain features not available in the Linden Lab 'Official' client, target other platforms or cater to specialist & accessibility needs. [ 61 ]