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c++ Programming Glossary: pi1Linkage of various const/static variables http://stackoverflow.com/questions/3538807/linkage-of-various-const-static-variables is not consistent. First const then extern const double pi1 3.14 e extern const double pi1 f valid and 'pi1' is internal.. then extern const double pi1 3.14 e extern const double pi1 f valid and 'pi1' is internal First e implies internal linkage.. double pi1 3.14 e extern const double pi1 f valid and 'pi1' is internal First e implies internal linkage because it is..
Why do these two pointer subtractions give different results? http://stackoverflow.com/questions/9185171/why-do-these-two-pointer-subtractions-give-different-results new char 2 long pi long p assert p pi OK char p1 p 1 long pi1 long p1 assert p1 pi1 OK int d p1 p int d1 pi1 pi assert d d1.. p assert p pi OK char p1 p 1 long pi1 long p1 assert p1 pi1 OK int d p1 p int d1 pi1 pi assert d d1 No After this runs I.. p1 p 1 long pi1 long p1 assert p1 pi1 OK int d p1 p int d1 pi1 pi assert d d1 No After this runs I get d 1 and d1 0 although..
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