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There is more information here on how to deal with this problem: Where does Visual Studio look for C++ header files? For me, I followed xflowXen's answer and then at "Include Directories" …

itoa will be faster than the stream equivalent. There are also ways of re-using the string buffer with the itoa method (avoiding heap allocations if you are frequently generating strings. e.g. for …

Jul 12, 2011 · I want to define a two-dimensional array without an initialized length like this: Matrix = [][] But this gives an error: IndexError: list index out of range

I found this line of a code in a class which I have to modify: ::Configuration * tmpCo = m_configurationDB;//pointer to current db and I don't know what exactly means the double …

Jul 24, 2015 · CPP + Regular Expression to Validate URL Asked 14 years, 6 months ago Modified 2 years, 7 months ago Viewed 15k times

For other headers in .h, either there is a corresponding .cpp file as implementation, or it is a non-C++ header. The latter is trivial to differentiate through the contents of the header by humans …

It depends on what compiler you're using. For example, if you are using Visual C++ .NET 2010 Express, run Visual C++ 2010 Express Command Prompt from the start menu, and you can …

What's the difference between constexpr and const? When can I use only one of them? When can I use both and how should I choose one?

How to make printf to show the values of variables which are of an enum type? For instance: typedef enum {Linux, Apple, Windows} OS_type; OS_type myOS = Linux; and what I need is …