0 C++ supports many paradigms, but not the 'everything is an object' style of object-oriented programming. Classes exist in the source code, but do not exist at run time. Even runtime type …

55 class is a keyword that is used only* to introduce class definitions. When you declare new class instances either as local objects or as function parameters you use only the name of the class (which …

Apr 12, 2018 · Different ways of initializing an object in c++ Asked 7 years, 8 months ago Modified 3 years, 3 months ago Viewed 153k times

First, don't store objects themselves in the map, store pointers to your objects. Second, you need to give an instance of Scene_Branding to std::make_pair, not the class itself.

Make non-leaf classes abstract Protected non-virtual in the non-leaf classes Public non-virtual in the leaf classes Any user attempt to compare two objects of different types will not compile because the base …

I need this function to compare two Date objects (the calling object and the parameter), and should return: -1 if the calling object comes first chronologically, 0 if the objects are the same date, and 1 if …

Jul 7, 2012 · I'm bit new to C++ and try to work things with Qt and came across this confusing thing: The concepts on various tutorials state something like: Class *obj; *obj - will display the value of object

Dec 8, 2016 · Notice though that, if the function is called by a new-expression, the proper initialization will be performed (for class objects, this includes calling its default constructor).

27 How to create a vector of class objects in C++? Start with something simpler so you can get the hang of it. First, create a vector of primitive ints:

Oct 24, 2010 · Let's say I have a class box, and a user can create boxes. How to do it? I understand I create objects by className objectName(args); but how to do it dynamically, depending on the user …