David Parnas Quotes

David Parnas Quotes: Requirements in mathematical language are no use unless they are easier to read than the code.
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David Parnas Quote: With software products, it is usual to find that the software has major 'bugs' and does not work reliably for some users... The lay public, familiar with only a few incidents of software failure, may regard them as exceptions caused by exceptionally inept programmers. Those of us who are software professionals know better; the most competent programmers in the world cannot avoid such problems.
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