Re: compiler writing as a career?

A Pietu Pohjalainen wrote:


> glen herrmannsfeldt <gah@ugcs.caltech.edu> wrote:


(snip)


>>I always thought that the 90% plus 90% quote also came from Brooks's
>>"Mythical Man Month", but I can't find it there. Does anyone know
>>the origin of this quote?


> The original seems to be 'Rule of Credibility': 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.


The one I was remembering was more like:


"Writing the code takes the first 90% of the time, debugging it takes
the second 90%."


The implication that people tend to underestimate debugging time.


Slightly related, told to me by my first boss in a computer
programming job:


"All computer programmers are optimists."


-- glen

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