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c++ Programming Glossary: p2How to detect whether there is a specific member variable in class? http://stackoverflow.com/questions/1005476/how-to-detect-whether-there-is-a-specific-member-variable-in-class also could be struct P3 unknown_type X int main P1 p1 1 P2 p2 1 Check_x p1 must return true Check_x p2 must return false return.. main P1 p1 1 P2 p2 1 Check_x p1 must return true Check_x p2 must return false return 0 But it does not compile in Visual..
What is a smart pointer and when should I use one? http://stackoverflow.com/questions/106508/what-is-a-smart-pointer-and-when-should-i-use-one Nice short alias. MyObjectPtr p1 Empty MyObjectPtr p2 new MyObject There is now one reference to the created object.. There is now one reference to the created object p1 p2 Copy the pointer. There are now two references to the object... the pointer. There are now two references to the object. p2 is destroyed leaving one reference to the object. p1 is destroyed..
What does T&& (double ampersand) mean in C++11? http://stackoverflow.com/questions/5481539/what-does-t-double-ampersand-mean-in-c11 factory like so auto p1 factory foo foo calls foo foo auto p2 factory foo p1 calls foo foo const Important rvalue reference..
What are the differences between pointer variable and reference variable in C++? http://stackoverflow.com/questions/57483/what-are-the-differences-between-pointer-variable-and-reference-variable-in-c compiler will not tell you. int x 0 int r x int p x int p2 r assert p p2 You can have pointers to pointers to pointers.. not tell you. int x 0 int r x int p x int p2 r assert p p2 You can have pointers to pointers to pointers offering extra..
What is “rvalue reference for *this”? http://stackoverflow.com/questions/8610571/what-is-rvalue-reference-for-this for member functions works §13.3.1 over.match.funcs p2 The set of candidate functions can contain both member and non..
Is there any real risk to deriving from the C++ STL containers? http://stackoverflow.com/questions/922248/is-there-any-real-risk-to-deriving-from-the-c-stl-containers std vector double int main int char std vector double p1 p2 p1 new Rates p2 new Charges kill_it p2 kill_it p1 return 0.. int main int char std vector double p1 p2 p1 new Rates p2 new Charges kill_it p2 kill_it p1 return 0 Is there any possible.. vector double p1 p2 p1 new Rates p2 new Charges kill_it p2 kill_it p1 return 0 Is there any possible error that even an..
How to detect whether there is a specific member variable in class? http://stackoverflow.com/questions/1005476/how-to-detect-whether-there-is-a-specific-member-variable-in-class sizeof &P X type b 0 return false struct P1 int x struct P2 float X it also could be struct P3 unknown_type X int main P1.. it also could be struct P3 unknown_type X int main P1 p1 1 P2 p2 1 Check_x p1 must return true Check_x p2 must return false.. GNU C . Is there universal solution UPD Structures P1 and P2 here are only for example. There are could be any classes with..
What is the difference between overloading operator= and overloading the copy constructor? http://stackoverflow.com/questions/6418503/what-is-the-difference-between-overloading-operator-and-overloading-the-copy-co p1 Oscar Mdderos Person extra The copy constructor Person P2 p1 A copy is made using the copy constructor Person P3 p2 Another.. here NOT the assignment operator An assignment extra P2 An already existing object extra is assigned to. It is worth..
What APDU command gets card ID http://stackoverflow.com/questions/9514684/what-apdu-command-gets-card-id this command return 6A 88 where 6A XX Wrong parameter s P1 P2 and 88 Referenced data not found What you think about it Thank.. think about it Thank you p.s. All command as CLA INS P1 P2 LenData Data Other my command work normaly such as sellect aplet.. Section 3.2.2.1.3 of the PC SC specification. Here P1 and P2 have special predefined meanings so there is no point in trying..
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