operates by associa8on with one item in its grasp it

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Unformatted text preview: P and the Web Precursors •  1945, Vannevar Bush, Memex: –  “a device in which an individual stores all his books, records, and communications, and which is mechanized so that it may be consulted with exceeding speed and flexibility” •  Precursors to hypertext –  “The human mind [...] operates by associa8on. With one item in its grasp, it snaps instantly to the next that is suggested by the associa8on of thoughts, in accordance with some intricate web of trails carried by the cells of the brain” •  Read his 1945 essay, “As we may think” –  hUp://www.theatlan)c.com/magazine/archive/ 1945/07/as- we- may- think/3881/ Tim Berners- Lee •  Physicist at CERN, trying to solve real problem –  Distributed access to data •  WWW: distributed database of pages linked through the Hypertext Transfer Protocol –  First HTTP implementa)on: 1990 –  HTTP/0.9 – 1991 •  Simple GET commant –  HTTP/1.0 – 1992 •  Client/server informa)on, simple caching –  HTTP/1.1 – 1996 •  Extensive caching support •  H...
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This note was uploaded on 01/27/2014 for the course COSC 4377 taught by Professor Staff during the Spring '08 term at University of Houston.

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