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35 posts

Class Type Casting in Java

Last Updated: 17 September 2021

Typecasting is the assessment of the value of one primitive data type to another type. In java, there are two types of casting namely upcasting and downcasting as follows:...read more

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Java-Object Oriented

java-inheritance

What is Has-A-Relation in Java?

Last Updated: 16 September 2024

Association is the relation between two separate classes which establishes through their Objects. Composition and Aggregation are the two forms of association. In Java, a ...read more

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Java-Object Oriented

java-inheritance

Different Ways to Prevent Method Overriding in Java

Last Updated: 10 August 2021

Inheritance is a substantial rule of any Object-Oriented Programming (OOP) language but still, there are ways to prevent method overriding in child classes which are as fo...read more

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Java-Object Oriented

java-inheritance

Java Program to Use Method Overriding in Inheritance for Subclasses

Last Updated: 28 January 2021

Method overriding in Java is when a subclass implements a method that is already present inside the superclass. With the help of method overriding we can achieve runtime p...read more

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Java-Object Oriented

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Favoring Composition Over Inheritance In Java With Examples

Last Updated: 17 March 2025

In object-oriented programming (OOP), choosing between inheritance and composition is crucial for designing flexible and maintainable code. This article explores why you s...read more

Java-Object Oriented

java-inheritance

Resolving Conflicts During Multiple Inheritance in Java

Last Updated: 30 November 2021

A class can implement multiple interfaces in java, but what if the implemented multiple default interfaces have default methods with the same signatures? Then in the imple...read more

java-inheritance

What is the Need of Inheritance in Java?

Last Updated: 17 March 2021

Inheritance, as we have all heard is one of the most important features of Object-Oriented Programming Languages whether it is Java, C++, or any other OOP language. But wh...read more

Java-Object Oriented

java-inheritance

Variables in Java Do Not Follow Polymorphism and Overriding

Last Updated: 23 September 2021

Variables in Java do not follow polymorphism. Overriding is only applicable to methods but not to variables. In Java, if the child and parent class both have a variable wi...read more

java-inheritance

java-overriding

Java - Exception Handling With Constructors in Inheritance

Last Updated: 15 November 2021

Java provides a mechanism to handle exceptions. To learn about exception handling, you can refer to exceptions in java. In this article, we discuss exception handling with...read more

Java-Object Oriented

java-inheritance

Java-Exception Handling

What is Is-A-Relationship in Java?

Last Updated: 01 December 2021

A relationship in Java means different relations between two or more classes. For example, if a class Bulb inherits another class Device, then we can say that Bulb is havi...read more

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java-inheritance

Java Program to Calculate Interest For FDs, RDs using Inheritance

Last Updated: 23 May 2022

Inheritance is an important pillar of OOP(Object-Oriented Programming). It is the mechanism in java by which one class is allowed to inherit the features(fields and method...read more

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java-inheritance

Static Control Flow with Inherited Classes in Java

Last Updated: 16 February 2023

Before understanding the static control flow of a program, we must be familiar with the following two terms:Class loading: It refers to reading the .class file and loading...read more

java-inheritance

How to Implement Multiple Inheritance by Using Interfaces in Java?

Last Updated: 08 April 2023

Multiple Inheritance is a feature of an object-oriented concept, where a class can inherit properties of more than one parent class. The problem occurs when methods with t...read more

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java-interfaces

Diamond Problem in Java

Last Updated: 22 September 2023

Diamond Problem is a problem faced during Multiple Inheritance in Java. Let's see what is Diamond Problem and how to solve this problem.What is a Diamond Problem in Java?I...read more

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Java-Object Oriented

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Why Java doesn't support Multiple Inheritance?

Last Updated: 20 March 2024

Multiple Inheritance is a feature provided by OOPS, it helps us to create a class that can inherit the properties from more than one parent. Some of the programming langua...read more

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Java-Object Oriented

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