C and C++
Explain Namespace
Namespace is a new concept introduced by the ANSI C++ standards committee. A namespace is introduced to avoid name clashes...
C and C++
Explain function overloading with example
Function overloading means, two or more functions have the same names but different argument lists The arguments may differ in...
C and C++
C++ program to swap two integers values and display the...
#include<iostream> using namespace std; void swap(int &x, int &y) { int temp; temp = x; x = y; y =...
C and C++
Difference between Reference and Pointer Variable
Reference variable Pointers References must be initialized when created Pointer Can be initialized at any time Once reference is assigned...
C and C++
Explain reference variable
A reference variable is just another name to an already existing variable. Creating Reference Variable The reference variable is created...
C and C++
List & explain Basic features of object oriented programming language
Basic concepts and features of object oriented programming language like C++. Following are the features or basic concepts of C++...
C and C++
Difference between Procedure Oriented Programming and Object Oriented Programming
Procedure oriented programming Object oriented Programming Emphasis is given more to procedures (functions) Emphasis is given more to data in...
C and C++
C / C++ program to emulate the unix ln command
#include<stdio.h> #include<sys/types.h> #include<unistd.h> #include<string.h> int main(int argc, char * argv[]) { if(argc < 3 || argc > 4 || (argc...
C and C++
Compiler Design
C/C++ program that outputs the contents of its Environment list
#include<stdio.h> int main(int argc, char* argv[ ]) { int i; char **ptr; extern char **environ; for( ptr = environ; *ptr...
C and C++
Compiler Design
POSIX compliant program that prints the POSIX defined configuration options...
#define _POSIX_SOURCE #define _POSIX_C_SOURCE 199309L #include<stdio.h> #include<unistd.h> int main() { #ifdef _POSIX_JOB_CONTROL printf("System supports job control\n"); #else printf("System does not...