Last updated: Feb 15, 2022

OOPs

OOP or Object-Oriented Programming is a programming model or paradigm which revolves around the concept of “OBJECTS”.Objects can be considered as real-world instances of entities like class, that have some characteristics and behaviors.

What is an Object in OOPs(Object Oriented Programming) EASY

In this article, you will understand what is an object in oops, examples of objects, implementation and the difference between objects and classes.

Author Nidhi Kumari

4 upvotes

Classes and Objects in Java EASY

Learn about classes and objects in Java, their components, and examples. Understand the core concepts of object-oriented programming with practical Java examples.

Author simransri

0 upvotes

Anonymous Class In Java

Learn what anonymous classes in Java are, how they work, and where to use them with examples. Explore key features of anonymous classes in Java.

Author Vidhi Sareen

0 upvotes

Abstract Class in Java EASY

An abstract class in Java is a blueprint that cannot be instantiated and can include abstract methods, which must be implemented by subclasses, and concrete methods that can be inherited.

Author Neelakshi Lahiri

0 upvotes

BigInteger in Java EASY

BigInteger in Java is a class in java.math for handling arbitrarily large integers. It supports operations like addition, subtraction, multiplication, division, and modular arithmetic.

Author Amit Singh

0 upvotes

Comparator Interface in Java MEDIUM

In this article, we will cover the Comparator Interface in Java Collection, its methods, and examples to solidify the understanding of the concept.

0 upvotes

Singleton Class in Java EASY

A Singleton class in Java ensures only one instance of the class is created during runtime. It provides global access to that instance, which is commonly used for resource management.

Author Ashish Sharma

0 upvotes

This blog will discuss constructors in java.

Author Saksham Gupta

3 upvotes

Instantiation in Java EASY

Instantiation in Java refers to the creation of a new object from a class. To instantiate a class, utilize the 'new' keyword along with the class name and any necessary arguments.

Author Monika Yadav

0 upvotes

Default Constructor in Java EASY

Default Constructor in Java not take any parameters and is automatically generated by the compiler if the programmer does not define any constructors. Read more to learn about default constructors in Java.

Author Aayoushee ahlawat

1 upvote

Parameterized Constructor in Java EASY

Parameterized constructors in Java define the initial state of an object by requiring one or more arguments during initialization.

Author Sinki Kumari

0 upvotes

Constructor Chaining In Java EASY

Constructor chaining in Java occurs when a constructor calls another constructor in the same or a parent class using this() or super(), enabling code reuse and reducing redundancy.

Author Akshit Pant

0 upvotes

Copy Constructor in Java EASY

A copy constructor in Java is a constructor that creates a new object by copying the attributes of an existing object. Java doesn't provide it natively, but it can be implemented manually.

Author Aditya Anand

1 upvote

Difference between Constructor and Method in Java EASY

Constructors and methods are two important concepts in object-oriented programming. Both are used to perform different tasks in a class and help in creating and manipulating objects.

Author siddharth sharma

0 upvotes

Java Constructors EASY

Learn what a constructor in Java is, how it initializes objects automatically, and why it's essential in object-oriented programming with real examples.

Author Riya Singh

0 upvotes

Getter and Setter in Java EASY

Learn getter and setter in Java with examples. Understand how Java getter and setter methods control access to private variables and improve encapsulation.

Author Aditya Gupta

0 upvotes

Constructor Overloading In Java EASY

In this article, we'll be learning about Constructor Overloading and its need in OOPs.

Author Akshit Pant

1 upvote

Method Overloading and Method Overriding EASY

Method overloading is a technique where multiple methods in a class have the same name but different parameters.Method overriding is another important concept in Java that allows a subclass to provide a specific implementation of a method that is already provided by one of its parent classes.

Author Sanjana kumari

0 upvotes

Method Overloading in Java MEDIUM

Method Overloading in Java allows multiple methods with the same name but different parameters, improving code readability and reusability. Learn with examples and code.

Author 19RH1A05H6 Thanvi lahari Pendyala

1 upvote

Private Constructors and Singleton Classes in Java EASY

In this blog, you will learn about the Private Constructors and Singleton classes in Java. We will discuss how they are implemented and used in a Java Program.

Author Pradeep Kumar

0 upvotes

Java Destructor EASY

Learn what a destructor in Java is, its role in memory management, and how it helps release resources like files and database connections efficiently.

Author Pratyush Singh_Kmc

0 upvotes

Four Pillars of OOPS in Java EASY

Objects Oriented Programming is a programming style based on the idea of objects and classes to represent the Data. JAVA is based on object-oriented programming.

Author Rajkeshav

2 upvotes

Polymorphism in Java EASY

Java Polymorphism is an OOP concept where one interface can perform different actions through method overloading and overriding at runtime or compile time.

Author Sanjana kumari

0 upvotes

Aggregation in Java EASY

This article shall discuss the meaning of aggregation in Java with appropriate examples. Understand when to use Java Aggregation with FAQs.

Author Ankit Kumar

0 upvotes

Inheritance In Java EASY

Learn about Inheritance in Java, its types like single, multilevel, hierarchical, and multiple (via interfaces), with clear examples and syntax.

Author Raksha Jain

2 upvotes

Nested Interface in Java EASY

In this article, we will discuss the syntax of nested interfaces, look at examples of how they are used, & learn about their benefits.

Author Riya Singh

0 upvotes

Single Inheritance in Java EASY

Single Inheritance in Java simplifies class hierarchies by allowing a subclass to inherit properties and behaviors from a single superclass.

Author Yukti Kumari

6 upvotes

Difference Between Inheritance and Polymorphism MEDIUM

Inheritance is a mechanism in Object-Oriented Programming where an object acquires all the properties of the parent object and Polymorphism means having many forms.

0 upvotes

Disadvantages of Inheritance in Java EASY

In this article, we will discuss the concept of inheritance, with examples to understand its use and look into the disadvantages of using inheritance in Java.

Author Sanjana kumari

0 upvotes

Multilevel Inheritance in Java MEDIUM

In this article, we will learn multilevel inheritance in Java with examples: superclass, subclass, and extending classes for robust object-oriented programming.

Author vaishnavi pandey

5 upvotes

Why is Multiple Inheritance not supported in Java? EASY

In this article, we will discuss the reasons behind this design decision and discuss alternative approaches to achieve similar functionality in Java.

Author Sanjana kumari

0 upvotes

Multiple Inheritance in Java EASY

Learn about multiple inheritance in Java, how classes inherit behaviors from multiple interfaces, and its role in object-oriented programming.

2 upvotes

Abstraction In Java EASY

In this blog, we are going to ace an essential concept of java that is an abstraction in java. This is an important concept in object-oriented programming.

Author Deeksha Sharma

2 upvotes

Characteristics of Object Oriented Programming EASY

Top Characteristics of OOPS 1. Classes 2. Objects 3. Encapsulation 4. Abstraction 5. Inheritance 6. Polymorphism

Author Sanjana kumari

4 upvotes

Types of Interface in Java EASY

In this article, we will discuss the concept of interfaces in Java, such as how to declare them, their properties, and the different types of interfaces.

Author Riya Singh

0 upvotes

Difference between Inheritance in C++ and Java

The article will cover the differences between the inheritance in c++ and Java.

Author ThakurAman

0 upvotes

Hierarchical Inheritance in Java MEDIUM

Hierarchical inheritance is a type of inheritance in java where multiple derived classes inherit the properties of a parent class. It allows all the child classes to inherit methods and fields from their parent class.

Author Hari Sapna Nair

0 upvotes

Compile Time Polymorphism in Java EASY

Compile-time polymorphism in Java occurs through method overloading or operator overloading, where the method to be executed is determined at compile time.

Author Akshay Parashar

0 upvotes

Compile Time Polymorphism in Java EASY

Understand what is compile time polymorphism and how it facilitates method overloading and type checking in programming.

Author Saksham Gupta

0 upvotes

Super Keyword in Java EASY

The super keyword in Java is used to access parent class methods, constructors, and variables, helping resolve method and variable name conflicts in inheritance.

Author Kushleen Waraich

0 upvotes

Encapsulation in Java EASY

Learn encapsulation in Java, a core OOP concept that hides data using private fields and provides controlled access through public getter and setter methods.

Author Saksham Gupta

0 upvotes

Difference between Abstraction and Encapsulation EASY

In this blog, we will see the difference between Abstraction and Encapsulation with examples along with it's codes. Understand abstraction vs encapsulation with examples and FAQs.

Author Mehak Goel

0 upvotes

Difference Between Abstraction and Data Hiding in Java EASY

Learn the difference between Abstraction and Data Hiding in Java with examples. Understand key concepts, code, and access modifiers for better Java coding.

Author Aryan Raj

0 upvotes

In this blog, we will be discussing Interfaces in Java

Author Mohammad Saalim

0 upvotes

Callable Interface in Java EASY

The Callable interface in Java lets you run a class instance as a thread by implementing it. It's found in the java.util.concurrent package.

Author Sagar Mishra

0 upvotes

Marker Interface in Java MEDIUM

Learn what a marker interface in Java is, how it works, and why it's used to signal metadata or behavior to the JVM and frameworks.

Author Gaurav Gandhi

1 upvote

Difference between Comparable and Comparator in Java MEDIUM

Learn the difference between Comparable and Comparator in Java. Explore Comparable vs Comparator with examples and methods.

Author Aditya Gupta

0 upvotes

Garbage collector

In this blog, we will be discussing Garbage Collector.

Author Mohammad Saalim

0 upvotes

StringJoiner Class in Java EASY

This article will discuss StringJoiner Class and its applications.

Author Kumar Saurav

0 upvotes

Can outer java classes access inner class private members EASY

Learn how to access private members of inner Java classes from outer classes. Explore access modifiers & workarounds for efficient Java programming.

Author Vivek Tiwari

0 upvotes