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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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As a rule software systems do not work well until they have been
used, and have failed repeatedly, in real applications.
-- Dave Parnas, Communications of the ACM (33, 6 June 1990 p.636)
Related:
wheel of reincarnation [coined in a paper by T.
H. Myer and I.E. Sutherland "On the Design of Display Processors", Comm....
1. Computers are unreliable, but humans are even more unreliable.
2. The only difference between the fool, and the criminal who attacks a system is that the fool attacks unpredictably and on a broader front....
When we understand knowledge-based systems, it will be as before -- except our fingertips will have been singed.
-- Epigrams in Programming, ACM SIGPLAN Sept. 1982...
Real programmers don't write applications programs, they program right down to the BARE METAL.
Applications programming is for feebs who can't do systems programming....
Ninety-Ninety Rule n. "The first 90% of the code accounts for the first 90% of the development time.
The remaining 10% of the code accounts for the other 90% of the development time....
It is important to note that probably no large operating system using current design technology can withstand a determined and well-coordinated attack
and that most such documented penetrations have been remarkably easy....
The first step in fixing a broken program is getting it to fail repeatedly.
-- "Programming Pearls", Communications of the ACM, Sep. 1985...