Most answered questions under tag c++

+4 votes

5 answers

Memory allocation without malloc function?

posted Oct 3, 2013 by Giri Prasad

0 votes

4 answers

What is the difference between a string copy (strcpy) and a memory copy (memcpy)?

posted Jan 16, 2015 by anonymous

+1 vote

4 answers

What is the difference between const char *myPointer and char *const myPointer?

posted Jan 6, 2015 by Emran

+5 votes

4 answers

C: Does there any function to convert the int or float to a string?

posted Jan 21, 2014 by Prachi Agarwal

+6 votes

4 answers

Which bit wise operator is suitable for turning off a particular bit in a number in C/C++?

posted Nov 17, 2013 by anonymous

+1 vote

3 answers

Print “Even” or “Odd” without using conditional statement.

posted Jul 2, 2017 by Ajay Kumar

+1 vote

3 answers

Why one should use Heap where we have STL (set)?

posted May 30, 2016 by anonymous

+1 vote

3 answers

What are the advantages of pointer over the array in c or c++?

posted Apr 28, 2016 by Sathyasree

+2 votes

3 answers

How to Reverse words of a line?

posted Mar 15, 2016 by Shahsikant Dwivedi

+2 votes

3 answers

What is the difference between upcasting and downcasting in C++?

posted Mar 8, 2016 by anonymous

+3 votes

3 answers

Explain what is upcasting in C++?

posted Mar 8, 2016 by Mohammed Hussain

0 votes

3 answers

What is a storage class in c++ ?

posted Jan 20, 2016 by anonymous

+2 votes

3 answers

How to extract integers from a string using C or C++?

posted May 2, 2015 by anonymous

+3 votes

3 answers

What is the difference between a pointer and a reference?

posted Dec 29, 2014 by Emran

+1 vote

3 answers

In C++ what is the difference between delete and delete[]?

posted Dec 23, 2014 by Alwaz

+2 votes

3 answers

How to determine the size of a variable without using the sizeof operator in C/C++?

posted Aug 1, 2014 by anonymous

+2 votes

3 answers

Why volatile keyword is used?

posted Mar 27, 2014 by Pushpak Chauhan

+7 votes

3 answers

What is a macro in C/C++? How can we define it?

posted Dec 6, 2013 by Prachi Agarwal

+5 votes

3 answers

Why a++ executes faster than a+1 in C or C++?

posted Nov 19, 2013 by anonymous

0 votes

3 answers

Which is the best language for high performance output..

posted Apr 1, 2013 by Salil Agrawal

+1 vote

3 answers

Why can switch only compare to const values?

posted Mar 22, 2013 by Salil Agrawal

+1 vote

2 answers

C++: Is there any way to use default arguments with a lambda function ?

posted Sep 18, 2020 by Crazy

+1 vote

2 answers

Declaration Error

posted Apr 21, 2020 by Ravi Sonigra

+1 vote

2 answers

C++ program to find out the area of square, rectangle and triangle?

posted Feb 1, 2019 by Gutu Kitessa

0 votes

2 answers

Find the first non repeating character in a string using C/C++?

posted May 25, 2017 by anonymous

+2 votes

2 answers

c++ programm for all permutation of elements

posted Aug 5, 2016 by anonymous

+5 votes

2 answers

Function that returns count of prime factors of given number

posted Jun 24, 2016 by Shivam Kumar Pandey

+1 vote

2 answers

How to find inorder successor in a binary search tree, sample C/C++ code would be helpful?

posted May 16, 2016 by anonymous

+1 vote

2 answers

what value return strcmpi()?

posted May 14, 2016 by Hasan Raza

0 votes

2 answers

what is difference between visual c++ and c++?

posted May 4, 2016 by Ajay Kumar

+10 votes

2 answers

How can I create a C++ function f(int,char,float) that is callable by my C code?

posted Apr 27, 2016 by Shivam Kumar Pandey

+5 votes

2 answers

At what stage of compilation inline function is replaced with fn call & in what conditions inline function will fail?

posted Apr 25, 2016 by Chirag Gangdev

+1 vote

2 answers

What is size and capacity of a Vector ?

posted Mar 9, 2016 by Ritika Sharma

0 votes

2 answers

Can anyone explain the friend function of C++ with example?

posted Mar 8, 2016 by Andy Quirós

+3 votes

2 answers

Write a program to convert In-Fix to postfix notation in C or C++?

posted Mar 8, 2016 by Mohammed Hussain

0 votes

2 answers

What is namespace and why it can be used in C++?

posted Feb 24, 2016 by anonymous

0 votes

2 answers

Program to all map values in c++?

posted Feb 19, 2016 by anonymous

+1 vote

2 answers

How to find first unrepeated character in string using C/C++?

posted Feb 17, 2016 by anonymous

+2 votes

2 answers

Why we need a linked list when we have dynamic array list?

posted Feb 15, 2016 by anonymous

+2 votes

2 answers

What problem is solved by namespace feature in C++?

posted Jan 28, 2016 by Mohammed Hussain

+1 vote

2 answers

What is a template class in c++ ?

posted Jan 22, 2016 by anonymous

+1 vote

2 answers

What is a reference variable in C++ ?

posted Jan 20, 2016 by anonymous

+2 votes

2 answers

C++: Do we have any way to access private members functions of a class from outside of class?

posted Dec 29, 2015 by anonymous

0 votes

2 answers

What is STL in c++?

posted Dec 26, 2015 by anonymous

–1 vote

2 answers

Why to choose C/C++ over Java?

posted Jun 17, 2015 by anonymous

+2 votes

2 answers

Why are RB-trees used to implement std::set in C++?

posted May 11, 2015 by anonymous

+5 votes

2 answers

Explain how to call C code from C++ code. Explain with an example?

posted Mar 5, 2015 by Emran

+2 votes

2 answers

What happens when a pointer is deleted twice in C\C++?

posted Feb 3, 2015 by Alwaz

+3 votes

2 answers

Is a[5] == 5[a]? If yes why?

posted Jan 22, 2015 by Khusboo

+1 vote

2 answers

What are the scenarios when do..while is used?

posted Jan 22, 2015 by anonymous