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Created: Wednesday, December 13 2006 16:46.42 CST

Modified: Wednesday, December 13 2006 16:46.42 CST

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Its the little surprises ...

Author: sp

# Views: 2129

Its the little surprises that make programming so interesting. In chapter 14 ( Pragmatic Paranoia ) of the Pragmatic Programmer the authors Andrew Hunt and David Thomas teach the reader that assuming things about code is a bad idea (one example they give is about minutes which have more or less than 60 seconds). You should double and triple check every assumption you make and then let the program check your assumption again with an assert statement.

Yesterday one of these assumptions cost me about 90 minutes. What do you think is the result of the expression 0xFFFFFFFF12345678 & 0xFFFFFFFF where & is the operator of the bit-wise AND operation?
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