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Java 2021-09-23 23:25:03
Polymorphisim
Polymorphism means objects behave in different forms. ■ It occurs when parent class/interface calls to child class' objects Sub class can never be the reference type of Super Class Object ■ The reference of an object decides what is accessible. ■ Abstr... Add solution -
Objective-C 2021-09-19 15:16:02
hello world objective-c
#import <objc/Object.h> #import <stdio.h> /** Write your Interface extending Object **/ @implementation HelloWorld:Object -(void) hello { printf("Hello World"); } @end /** Main program for the program execution entry **/ int m... Add solution -
C++ 2021-09-10 07:20:02
c pointers vs references
Pointers: A pointer is a variable that holds memory address of another variable. A pointer needs to be dereferenced with * operator to access the memory location it points to. References : A reference variable is an alias, that is, another name for an al... Add solution
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