I am implementing file saving functionality within a Qt application using C++. I am looking for a way to check to see if the selected file already exists before writing to it, so that I can prompt a
The following code leads to a memory leakage: std::list<float*> vertices; float* v; for (int i = 0; i < 50000; i++){
I have a problem when compiling my code under Mac OS. This function declaration in my header file apparently causes some errors (it does work fine under Windows, though):
I have std::vector which contains my own class and I have to access its functions and voids. class A { private:
Good day sirs, because it looks like mine isn\'t going to be that good. I have a class C, which doesn\'t have any children but has a vector made of pointers to instances of another class, let\'s cal
I have several standard sets of integers that I need to be able to access from multiple translation units.The goal is to take these standard sets and put them into local sets depending on the context
What is the result of std::wstring.length() function, the length in wchar_t(s) or the length in symbols? And why?
So now I have a int main (int argc, char *argv[]){} how to make it string based? will int main (int开发者_StackOverflow argc, std::string *argv[]) be enough?You can\'t change main\'s signature, so
I tried to redirect standart output (cout) to a file, for debugging purposes std::ofstream traceFile; traceFile.open(\"c:/path/file.txt\");
What is the behavior of std::sort when used with ints tha开发者_运维知识库t are equal is it going to keep them in the same order or just do some unpredictable stuff?std::sort doesn\'t preserve the ord
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