A linked list can be reversed by changing the direction of the pointer, iteratively. Algorithm for reversing the linked list Let us take three pointer variables P, q and r. P references the linked list reversed so far, q points to the linked list to be reversed and r points to the next node of …
There has been an overwhelming importance given to custom web designs off-late. Even if a company got its website developed by the de facto best web designers in town, eventually, they want the “custom” power in their hands. The ability to make changes on the fly, as and when they want, is what has driven …
this holds the reference of current object. Observe below example: class demo { int x=10; void show(int x,demo d1) { System.out.println(this.x); System.out.println(d1.x); System.out.println(x); } public static void main(String…s) { demo d1=new demo(); d1.show(20,d1); } } Output: 10 10 20 In Java by default …
This tutorial is about how to make a calculator in Java. Below I have shared the simple calculator program in java using swing. It is a simple calculator in Java which can perform basic arithmetic operations like addition, subtraction, multiplication and division of two numbers. If you are getting any difficulty to understand or run this …
Have you ever thought about executing your java program without main() method? If you write a program without main() and compile it then it will compile successfully. But as you execute the program it will show an error that Main method not found in the class. JVM verify the code before its execution. JVM checks …
How to Execute Your Java Program Without main() Method? Read More »
Class Class is the collection of similar type of objects which have some common properties. Class is a concept which is implemented by object. Class is a blueprint of java program from which we create object, then object is instance of class. We can also say that class is a collection of variables and methods. …
A unique number is a number in which no digit is repeated. For example: 102452 is not a unique number as 2 is repeated twice while 2374 is a unique number. So in this article I am sharing the C++ program that check if a number is unique or not. Also Read: C++ Program to …
C++ Program to Check Whether a Number is Unique Number or Not Read More »
Object Oriented Programming is used to represent the real world data. The main focus is on data. Simula is considered to be the first object oriented programming language. Object Oriented Programming Concepts There are 6 object oriented programming concepts in Java which are given below. Class Object Encapsulation Polymorphism Inheritance Abstraction Class Class is a …
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