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c++ Programming Glossary: bcplWhy isnt int pow(int base, int exponent) in the standard C++ libraries? http://stackoverflow.com/questions/2398442/why-isnt-int-powint-base-int-exponent-in-the-standard-c-libraries UNIX the floating point would have been next to useless. BCPL on which C was based also had no use for powers it didn't have..
Why are Hexadecimal Prefixed as 0x? http://stackoverflow.com/questions/2670639/why-are-hexadecimal-prefixed-as-0x bits per byte which is nicely divisible by 3 log2 8 . The BCPL language used the syntax 8 1234 for octal numbers. When Ken.. 8 1234 for octal numbers. When Ken Thompson created B from BCPL he used the 0 prefix instead. This is great because an integer..
Why does C++ support memberwise assignment of arrays within structs, but not generally? http://stackoverflow.com/questions/3437110/why-does-c-support-memberwise-assignment-of-arrays-within-structs-but-not-gen I'll try to outline the array thing C's forerunners B and BCPL had no distinct array type a declaration like auto V 10 B or.. array type a declaration like auto V 10 B or let V vec 10 BCPL would declare V to be a untyped pointer which is initialized.. in C today struct int inumber char name 14 But with the B BCPL concept of arrays as pointers this would have required the name..
What's the rationale for null terminated strings? http://stackoverflow.com/questions/4418708/whats-the-rationale-for-null-terminated-strings improve this question From the horse's mouth None of BCPL B or C supports character data strongly in the language each.. supplements general rules by a few conventions. In both BCPL and B a string literal denotes the address of a static area.. with the characters of the string packed into cells. In BCPL the first packed byte contains the number of characters in the..
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