We have the question is there a performance difference between i++ and ++i in C? What’s the answer for C++? 19 Answers 19
What exactly does it mean if a function is defined as virtual and is that the same as pure virtual? 12 Answers 12
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May 8, 2022
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I ran across enable_shared_from_this while reading the Boost.Asio examples and after reading the documentation I am still lost for how this should correctly ...
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May 8, 2022
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Is there a difference between the following definitions? const double PI = 3.141592653589793; constexpr double PI = 3.141592653589793; If not, which style is ...
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May 8, 2022
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How do I print out the contents of a std::vector to the screen? A solution that implements the following operator<< would be nice ...
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May 8, 2022
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Recently I’ve seen an example like the following: #include <iostream> class Foo { public: int bar; Foo(int num): bar(num) {}; }; int main(void) ...
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May 8, 2022
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Is there an isnan() function? PS.: I’m in MinGW (if that makes a difference). I had this solved by using isnan() from <math.h>, ...
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May 8, 2022
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If a variable is declared as static in a function’s scope it is only initialized once and retains its value between function calls. ...
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May 8, 2022
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