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  1. What does '&' do in a C++ declaration? - Stack Overflow

    I am a C guy and I'm trying to understand some C++ code. I have the following function declaration:

  2. What is the meaning of prepended double colon - Stack Overflow

    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 …

  3. What is the purpose of using #ifdef and #if in C++?

    In my project code, I found that someone used #ifdef and #if in code. I would like to know what does purpose for using them? As my knowledge, it said to the preprocessor will not do …

  4. how does the ampersand(&) sign work in c++? - Stack Overflow

    Possible Duplicate: What are the differences between pointer variable and reference variable in C++? This is confusing me: class CDummy { public: int isitme (CDummy& param); }; int …

  5. c++ - Inheriting constructors - Stack Overflow

    Constructors are not inherited. They are called implicitly or explicitly by the child constructor. The compiler creates a default constructor (one with no arguments) and a default copy constructor …

  6. Proper way to initialize C++ structs - Stack Overflow

    Jan 21, 2017 · Our code involves a POD (Plain Old Datastructure) struct (it is a basic c++ struct that has other structs and POD variables in it that needs to get initialized in the beginning.) …

  7. c++ faq - When do I use a dot, arrow, or double colon to refer to ...

    Feb 13, 2011 · The three distinct operators C++ uses to access the members of a class or class object, namely the double colon ::, the dot ., and the arrow ->, are used for three different …

  8. parsing - Parse (split) a string in C++ using string delimiter ...

    see this question implement reading files and splitting strings with c++20.

  9. How do I fix the error "was not declared in this scope"?

    This is similar to how one would write a prototype for functions in a header file and then define the functions in a .cpp file. A function prototype is a function without a body and lets the compiler …

  10. How do you add a timed delay to a C++ program? - Stack Overflow

    Sep 12, 2014 · I am trying to add a timed delay in a C++ program, and was wondering if anyone has any suggestions on what I can try or information I can look at? I wish I had more details on …