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Published on 2010-04-16T03:55:42Z
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2010/04/16
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What is a virtual base class? What is it used for and how do I use one?
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I want to learn C++ by using Vim and MinGW as compiler. I'm interesting at "C++ Primer (4th Edition)" and "C++ Primer Plus (5th Edition)" but I don't know how about it different. It has no book store that I can review those books, so I want to know, what is the different between those book and which…
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I have a Computer Science degree (long2 time ago) .. I do know Java OOP but i am now trying to pick up C++. I do have C and of course data structure using C or pascal. I have started reading Bjarne Stroustrup book (The C++ Programming Language - Special Edition) but find it extremely difficult esp…
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Ok, so I don't want you to do my homework for me, but I'm a little lost with this final assignment and need all the help I can get. Learning about programming is tough enough, but doing it online is next to impossible for me... Now, to get to the program, I am going to paste what I have so far. This…
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In unmanaged c++ dll i have a function which takes constant std::string as argument
Prototype : void read ( const std::string &imageSpec_ )
I call this function from managed c++ dll by passing a std::string.
When i debug the unmanaged c++ code the parameter imageSpec_ shows the value correctly…
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After more than a few questions about deciding on C++ books I thought we could make a better community wiki version. Providing QUALITY books and an approximate skill level. Maybe we can add a short blurb/description about each book that you have personally read / benefited from. Feel free to debate…
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I have number of DTO classes in a system. They are organized in an inheritance hierarchy.
class Person
{
public int Id { get; set; }
public string FirstName { get; set; }
public string ListName { get; set; }
}
class PersonDetailed : Person
{
public string WorkPhone { get; set; }
…
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I checked out a post similar to this but the linkage was different the issue was never resolved. The problem with mine is that for some reason the linker is expecting there to be a definition for the base class, but the base class is just a interface. Below is the error in it's entirety
c:\users\numerical25\desktop\intro…
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The Goal:
XML serialize an object that contains a list of objects of that and its derived types. The resulting XML should not use the xsi:type attribute to describe the type, to wit the names of the serialized XML elements would be an assigned name specific to the derived type, not always that of…
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I have a structure of base class and a couple of inherited classed.
Base class should be pure virtual class, it should prevent instantiation.
Inherited classes can be instantiated.
Code example below:
class BaseClass
{
public:
BaseClass(void);
virtual ~BaseClass(void) = 0;
};
class InheritedClass…
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class Base
{
public:
int base_int;
};
class Derived : Base
{
public:
int derived_int
};
Base* basepointer;
basepointer-> //Access derived_int here, is it possible? If so, then how?
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