Category Archives: C++

In C++, class variables are initialized in the same order as they appear in the class declaration. Consider the below code. #include<iostream>    using namespace… Read More

Following are the differences between malloc() and operator new.:  Calling Constructors: new calls constructors, while malloc() does not. In fact primitive data types (char, int,… Read More

Calling an undeclared function is a poor style in C (See this) and illegal in C++and so is passing arguments to a function using a… Read More

Write a program that accepts a number from the user and prints “Even” if the entered number is even and prints “Odd” if the number… Read More

No, the C++ compiler doesn’t create a default constructor when we initialize our own, the compiler by default creates a default constructor for every class;… Read More

Local Variable: The variable whose scope lies inside a function or a block in which they are declared.  Global Variable: The variable that exists outside… Read More

A copy constructor is a member function that initializes an object using another object of the same class. (See this article for reference). When should… Read More

In C, it is not possible to have function names on the left side of an expression, but it’s possible in C++.  How can we… Read More

In C, data type of character constants is int, but in C++, data type of same is char.  If we save below program as test.c… Read More

A quine is a program which prints a copy of its own as the only output. A quine takes no input. Quines are named after… Read More