Rules about Nested Classes in Java

Nested Classes in Java (Rules) 1. The inner class(non-static nested) has access to all of the outer class's members, including those...

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wrapper classes in Java

Java wrapper classes 1. What's need of wrapper classes? ---1. to be able to add prim types to growable collection(growable data st...

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String class API Java

String class API Important String class constructors 1.String(byte[] bytes) --- byte[] ----> String converter 2.String(char[] cha...

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What does it mean for a subclass-outside-the-package to have access to a superclass (parent) protected member?

What does it mean for a subclass-outside-the-package to have access to a superclass (parent) protected member? It means the subclass inhe...

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Java Interfaces Simplified

Java Interfaces Why we need  Java Interfaces ? 1. As an alternative to multiple inheritance. 2. Allows complete loosely coupled archit...

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Java Inheritance Simplified

Inheritance in Java: In OOP, we often organize classes in hierarchy to avoid duplication and reduce redundancy. The classes in the lower ...

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CORE JAVA Point2D PROGRAM

Problem Statement: Create Java Application for the following . Create Point class Point2D in package "geom"  : for representing a...

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CORE JAVA 12 BASIC LOGIC BUILDING PROGRAMS FOR GETTING STARTED

listing 1 // Demonstrate the basic arithmetic operators. class BasicMath {   public static void main(String args[]) {     // arithmetic...

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