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Lee Daniel Crocker

Lee Daniel Crocker (born July 3, 1963) is an American computer programmer. He is best known for rewriting the software upon which Wikipedia runs, to address scalability problems. This software, originally known as "Phase III", went live in July 2002 and became the foundation of what is now called MediaWiki. MediaWiki's code repository was still named "phase3" until the move from Subversion to Git in March 2012.

Lee Daniel Crocker
Lee Daniel Crocker at Free Culture Conference, 2008
Born
Lee Daniel Crocker

(1963-07-03) July 3, 1963 (age 59)
Valdosta, Georgia, United States
NationalityAmerican
OccupationComputer Programmer
Lee Daniel Crocker at Internet Archive, 2008

He is a co-author of the PNG specification, and was also involved in the creation of the GIF and JPEG image file formats. He invented the per-scanline variable pre-filtering compression method used by PNG, the sum-of-abs heuristic used by many encoding programs,[1] and proposed an early version of the Adam7 algorithm, using 5 passes rather than 7.[citation needed] In 1998, he was one of the 23 original creators of the "Transhumanist Declaration".[2] As of 1999, he was a member of the Extropians futurist society.[3]

In June 2010, Crocker and others won the USENIX Advanced Computing Technical Association STUG award for contributions to the Wikipedia software.

See also

References

  1. ^ Friedland, Gerald; Jain, Ramesh (July 28, 2014). Multimedia Computing. Cambridge University Press. p. 151. ISBN 978-0521764513.
  2. ^ More, Max; Vita-More, Natasha (March 5, 2013). "Transhumanist Declaration 2012". The Transhumanist Reader: Classical and Contemporary Essays on the Science, Technology, and Philosophy of the Human Future. John Wiley & Sons. ISBN 978-1118555996.
  3. ^ Brin, David (1999). The Transparent Society. Basic Books. p. 102. ISBN 9780738201443.

External links

  • Lee Daniel Crocker's Wikipedia user page
  • Information Week May 7, 2007: The Best Web Software Ever Written
  • Dr. Dobb's Journal #232 July 1995 (Vol 20, Issue 7), pp. 36–44: PNG: The Portable Network Graphic Format

daniel, crocker, born, july, 1963, american, computer, programmer, best, known, rewriting, software, upon, which, wikipedia, runs, address, scalability, problems, this, software, originally, known, phase, went, live, july, 2002, became, foundation, what, calle. Lee Daniel Crocker born July 3 1963 is an American computer programmer He is best known for rewriting the software upon which Wikipedia runs to address scalability problems This software originally known as Phase III went live in July 2002 and became the foundation of what is now called MediaWiki MediaWiki s code repository was still named phase3 until the move from Subversion to Git in March 2012 Lee Daniel CrockerLee Daniel Crocker at Free Culture Conference 2008BornLee Daniel Crocker 1963 07 03 July 3 1963 age 59 Valdosta Georgia United StatesNationalityAmericanOccupationComputer ProgrammerLee Daniel Crocker at Internet Archive 2008 He is a co author of the PNG specification and was also involved in the creation of the GIF and JPEG image file formats He invented the per scanline variable pre filtering compression method used by PNG the sum of abs heuristic used by many encoding programs 1 and proposed an early version of the Adam7 algorithm using 5 passes rather than 7 citation needed In 1998 he was one of the 23 original creators of the Transhumanist Declaration 2 As of 1999 he was a member of the Extropians futurist society 3 In June 2010 Crocker and others won the USENIX Advanced Computing Technical Association STUG award for contributions to the Wikipedia software See also EditList of Wikipedia peopleReferences Edit Friedland Gerald Jain Ramesh July 28 2014 Multimedia Computing Cambridge University Press p 151 ISBN 978 0521764513 More Max Vita More Natasha March 5 2013 Transhumanist Declaration 2012 The Transhumanist Reader Classical and Contemporary Essays on the Science Technology and Philosophy of the Human Future John Wiley amp Sons ISBN 978 1118555996 Brin David 1999 The Transparent Society Basic Books p 102 ISBN 9780738201443 External links Edit Wikiquote has quotations related to Lee Daniel Crocker Lee Daniel Crocker s Wikipedia user page Information Week May 7 2007 The Best Web Software Ever Written San Diego Union Tribune December 6 2004 Everyone s Encyclopedia Dr Dobb s Journal 232 July 1995 Vol 20 Issue 7 pp 36 44 PNG The Portable Network Graphic Format Retrieved from https en wikipedia org w index php title Lee Daniel Crocker amp oldid 1070941241, wikipedia, wiki, book, books, library,

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