c++ Programming Glossary: p1What 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 MyObject MyObjectPtr Nice short alias. MyObjectPtr p1 Empty MyObjectPtr p2 new MyObject There is now one reference.. MyObject There is now one reference to the created object p1 p2 Copy the pointer. There are now two references to the object... p2 is destroyed leaving one reference to the object. p1 is destroyed leaving a reference count of zero. The object is..
What does T&& (double ampersand) mean in C++11? http://stackoverflow.com/questions/5481539/what-does-t-double-ampersand-mean-in-c11 argument deduction Thus we can use factory like so auto p1 factory foo foo calls foo foo auto p2 factory foo p1 calls foo.. auto p1 factory foo foo calls foo foo auto p2 factory foo p1 calls foo foo const Important rvalue reference properties For..
How should I write ISO C++ Standard conformant custom new and delete operators? http://stackoverflow.com/questions/7194127/how-should-i-write-iso-c-standard-conformant-custom-new-and-delete-operators value 4.10 p0 different from any previously returned value p1 unless that value p1 was sub sequently passed to an operator.. from any previously returned value p1 unless that value p1 was sub sequently passed to an operator delete . This gives..
What is “rvalue reference for *this”? http://stackoverflow.com/questions/8610571/what-is-rvalue-reference-for-this is wrong this is always an lvalue 禮5.3.1 expr.unary.op p1 The unary operator performs indirection the expression to which.. function to which the expression points. 禮9.3.2 class.this p1 In the body of a non static 9.3 member function the keyword..
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.. 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 Is.. p1 p2 p1 new Rates p2 new Charges kill_it p2 kill_it p1 return 0 Is there any possible error that even an arbitrarily..
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 P p typename TT sizeof &P X type b 0 return false struct P1 int x struct P2 float X it also could be struct P3 unknown_type.. float X 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.. in GNU C . Is there universal solution UPD Structures P1 and P2 here are only for example. There are could be any classes..
Trouble with template parameters used in macros http://stackoverflow.com/questions/4295890/trouble-with-template-parameters-used-in-macros T struct get_first_param template typename R typename P1 struct get_first_param R P1 typedef P1 type With that get_first_param.. template typename R typename P1 struct get_first_param R P1 typedef P1 type With that get_first_param void X type denotes.. typename R typename P1 struct get_first_param R P1 typedef P1 type With that get_first_param void X type denotes the type..
http://stackoverflow.com/questions/8873048/why-is-x-x-x-allowed-when-x-defines-a-conversion-to-function-pointer-b conversion type id denotes the type 𦑩ointer to function of P1 ... Pn returning R 吲�因 y 5 doesn't The standard doesn't mention..
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.. you think about it Thank you p.s. All command as CLA INS P1 P2 LenData Data Other my command work normaly such as sellect.. Part 3 Section 3.2.2.1.3 of the PC SC specification. Here P1 and P2 have special predefined meanings so there is no point..
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