Whenever anyone says, ‘theoretically,’ they really mean, ‘not really.’
Dave Parnas Quotes
As a rule, software systems do not work well until they have been used, and have failed repeatedly, in real applications.
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| Birth: | 10th February, 1941 |
| Nationality: | American, Canadian |
| Profession: | Computer Scientist |
About
David Lorge Parnas was born in Plattsburgh, New York. He is an American-born Canadian computer Scientist, who developed the concept of information hiding in modular programming, which is an important element of object-oriented programming today. He is also noted for his advocacy of precise documentation. He earned his Ph.D. at Carnegie Mellon University in electrical engineering. He also earned a professional engineering license in Canada and was one of the first to apply traditional engineering principles to software design. He worked there as a professor for many years.
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