Unpunched

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unpunched — adjective Not having been punched, often specifically with reference to punch cards or tickets … Wiktionary
Punched card — Overpunch redirects here. For the code, see Signed overpunch. A punched card, punch card, IBM card, or Hollerith card is a piece of stiff paper that contains digital information represented by the presence or absence of holes in predefined… … Wikipedia
Null character — For other uses, see Null symbol. The null character (also null terminator), abbreviated NUL, is a control character with the value zero.[1] [2] It is present in many character sets, including ISO/IEC 646 (or ASCII), the C0 control code, the… … Wikipedia
History of computer science — The history of computer science began long before the modern discipline of computer science that emerged in the twentieth century. The progression, from mechanical inventions and mathematical theories towards the modern concepts and machines,… … Wikipedia
Leo Wenzel Pollak — (* 23. September 1888 in Prag[1]; † 24. November 1964 in Dublin) war Geophysiker, Meteorologe und Pionier der Datenverarbeitung.[2] Seine Eltern waren der Schriftsteller oder Redakteur Simon Pollak und Dorothea, geb. Glück.[3] Er studierte von… … Deutsch Wikipedia

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