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c++ Programming Glossary: argvWhat should main() return in C and C++? http://stackoverflow.com/questions/204476/what-should-main-return-in-c-and-c type of main method in C Related C int main int argc char argv C int main int argc char argv Is char envp as a third argument.. C int main int argc char argv C int main int argc char argv Is char envp as a third argument to main portable Must the int.. C main signatures are int main and int main int argc char argv which is equivalent to int main int argc char argv It's also..
Is it possible to write a C++ template to check for a function's existence? http://stackoverflow.com/questions/257288/is-it-possible-to-write-a-c-template-to-check-for-a-functions-existence value sizeof test T 0 sizeof char int main int argc char argv std cout has_helloworld Hello value std endl std cout has_helloworld..
http://stackoverflow.com/questions/402283/stdwstring-vs-stdstring #include cstring #include iostream int main int argc char argv const char text olé const wchar_t wtext L olé std cout sizeof..
Pretty-print C++ STL containers http://stackoverflow.com/questions/4850473/pretty-print-c-stl-containers char MyDel values int main int argc char argv std string cs std unordered_map int std string um std map int.. std cout Printing pairs. std endl while argc std string s argv argc std pair int std string p argc s um argc s om argc s v.push_back..
WChars, Encodings, Standards and Portability http://stackoverflow.com/questions/6300804/wchars-encodings-standards-and-portability #include vector std vector std wstring parse int argc char argv use mbsrtowcs etc int wmain const std vector std wstring args.. C int main setlocale LC_CTYPE int argc wchar_t const const argv CommandLineToArgvW GetCommandLineW argc return wmain std vector.. GetCommandLineW argc return wmain std vector std wstring argv argv argc #else extern C int main int argc char argv setlocale..
OpenCV 2.3 C++ Visual Studio 2010 http://stackoverflow.com/questions/7011238/opencv-2-3-c-visual-studio-2010 stdafx.h #include highgui.h int _tmain int argc _TCHAR argv int c allocate memory for an image IplImage img capture from.. #include cv.h #include highgui.h int main int argc char argv if argc 2 printf Usage . opencv_hello file.png n return 1 IplImage.. opencv_hello file.png n return 1 IplImage img cvLoadImage argv 1 CV_LOAD_IMAGE_UNCHANGED if img return 1 cvNamedWindow display..
How to generate a stacktrace when my gcc C++ app crashes http://stackoverflow.com/questions/77005/how-to-generate-a-stacktrace-when-my-gcc-c-app-crashes segfault void bar baz void foo bar int main int argc char argv signal SIGSEGV handler install our handler foo this will call..
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