Answer Posted / sagarson

Copy constructors are called in following cases:
a) when a function returns an object of that class by value
b) when the object of that class is passed by value as an
argument to a function
c) when you construct an object based on another object of
the same class
d) When compiler generates a temporary object

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1138

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What are vtable and vptr?

1146

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Describe the process of creation and destruction of a derived class object?

1117

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What is the difference between a "copy constructor" and an "assignment operator" in C++?

1075

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Can circle be called an ellipse?

1079

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What is setw manipulator in c++?

1078

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can any one help to find a specific string between html tags which is changed to a sting.. weather.html looks (for location) is somewhere #include #include #include using namespace std; string find_field(string myPage,string); int main (void) { string page, line, location, temperature; ifstream inputFile("weather.xml"); while(getline(inputFile, line)) { page.append(line); line.erase(); } // Now page is a string that contains the whole xml page // Here you need to write something that finds and // extracts location and temperature from the XML // data in the string page and stores them in // the strings location and temperature respectively location=find_field(page,"location"); temperature=find_field(page,"temp_c"); cout << "Location: "<

2056

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What do you mean by delegate? Can a user retain delegates?

948

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what does the following statement mean? int (*a)[4]

1078

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Differentiate between a template class and class template in c++?

1097

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What are the advantages of using a pointer?

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Is c++ a low level language?

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What is c++ good for?

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