Sunday, June 21, 2009

How Code Is Produced

Naive programmers believe that when they program they are using their "logical proof" part of their brain - the code is a "proof" that can be verified by inspection. In reality they are using their "intuitive pattern solving" part - just building up an imperative map from input to expected output. This is why unit tests are so important. Code without tests is just a hypothesis with no experimental evidence.

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