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41Prograph — is a visual, object oriented, dataflow, multiparadigm programming language that uses iconic symbols to represent actions to be taken on data. Commercial Prograph software development environments such as Prograph Classic and Prograph CPX were… …
42Sega Mega Drive — Infobox CVG system manufacturer = Sega type = Video game console generation = Fourth generation lifespan = vgrelease|JP=October 29, 1988vgrelease|NA=August 14, 1989 vgrelease|EU=November 30, 1990 media = ROM cartridge CPU = Motorola 68000… …
43Virtual keyboard — This article is about the type of software. For virtual keyboard that can be projected and touched on any surface, see projection keyboard. Typing on a iPad s virtual keyboard A virtual keyboard is a software component that allows a user to enter …
44iOS version history — Contents 1 Overview 2 Versions 2.1 Unreleased versions …
45Atanasoff–Berry Computer — The Atanasoff–Berry Computer (ABC) was the first electronic digital computing device. [Citation | date = 1976 | editor last = Ralston | editor first = Anthony | editor2 last = Meek | editor2 first = Christopher | title = Encyclopedia of Computer… …
46X Window System — X11 redirects here. For other uses, see X11 (disambiguation). A historical example of graphical user interface and applications common to the MIT X Consortium s distribution running under the twm window manager: X Terminal, Xbiff, xload and a… …
47Tube sound — (or valve sound) is the characteristic sound associated with a vacuum tube based audio amplifiers. Some audiophiles prefer the sound that is produced by the distortion characteristics of tube based amplifiers. The audible significance of tube… …
48Vilayanur S. Ramachandran — Infobox Scientist name = Vilayanur S. Ramachandran caption = Dr. V. S. Ramachandran birth place = Tamil Nadu, India death date = death place = residence = San Diego, California nationality = field = Neurology work institution = University of… …
49List of CRT video projectors — The is a complete list of front projection CRT video projectors.List of CRT projectors List of CRT video projectors/row template|name=Videobeam 1000 |maker=Advent |date=1973 [According to an article in a late 1974 edition of Popular Science… …
50Peer to patent — The Peer to Patent project (also known as the Community PatentReview project) is an initiative that seeks reform of the patentsystem by gathering public input in a structured, productive manner. Apilot project in collaboration with the United… …
