Program Description Write a java program to read a double value from the user input. We will make use of .nextDouble() method of the Scanner class to read the double value into the program. Java Program import java.util.Scanner; /************************************************** * InputDoubleDemo.java * @program : Program to take double value as input. * @web : […]
How to rename a class in Eclipse IDE? In this post, we will learn how to rename a class in Eclipse IDE. This is useful when we want to refactor a class name in a Java Project. Environment: Eclipse IDE Windows Operating System Steps to Rename a Class Launch Eclipse IDE. There are multiple ways […]
How to rename a project in Eclipse IDE? In this post, we will learn how to rename a project in Eclipse IDE. Renaming a project in Eclipse is simple. Refactor a Project to change and update its name. Steps to Rename a Project Launch Eclipse IDE. Choose the Project you want to Rename in the […]
Write a program to show Inheritance in Java In this post, we will define an abstract super class Book.java and define two sub classes Novel and TextBook. In Java we can use the extends keyword to subclass from the parent class using Inheritance. Abstract Book class /************************************************** * Book.java * @program : Book is an […]
Why We Test Software? Imagine using a mobile app that crashes every time you click a button or a website that gives you the wrong information. This would be frustrating, right? That’s where software testing comes into play. It ensures that the software you use works smoothly, efficiently, and correctly. For beginners, understanding why testing […]
Differences Between UDP and TCP When data is sent across the internet—whether it’s an email, a video, or a website—it’s broken down into smaller chunks called packets. These packets are delivered using communication protocols. Two of the most important protocols are TCP (Transmission Control Protocol) and UDP (User Datagram Protocol). Understanding these two protocols is […]