Is there any way to eliminate the explicit constructor 开发者_运维知识库call in Foo and somehow have Bar::len assigned to the size of any of Bar\'s sub-classes?
I am trying to implement an auto-suggest feature in an win32 combobox (C++). I want to achieve a behaviour that is similar to the google auto suggest function. When the user types something into the e
I开发者_高级运维t was difficult to search for information on this because I don\'t know what it\'s called, so that\'s my first question I guess.
I\'m having some trouble with class inheritance in Python 3.1x that I am hoping to get some help with. I have aclass called ClassA and I am trying to create another class called ClassB that inherits f
I would like to define a C++ template specialization that applies to all subclasses of a given base class. Is this possible?
I\'m trying to center the text in a edit control vertically, after some research I found I have to process the WM_NCCALCSIZE message.
I have three classes that are quite similar, excepting a single method. Therefore, I chose to put the rest of their functionality into an abstract superclass. When it comes to creating instances of th
I have two classes, named Parent and Child, as below. Parent is the superclass of ChildI can call a method of the superclass from its subclass by using the keyword super. Is it possible to call a meth
This is a silly beginner question but... If I have a custom subclass of NSTextView \"SSTe开发者_如何转开发xtView\" that spawns from Interface Builder, how do I access the instance of my custom class t
The Scenario I\'m making a program in Java that involves cars. NOTE: I\'ve simplified this scenario (to the best of my ability) to make it both more general and easier to understand.I\'m not actuall