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Java pass by reference
Is java pass by reference? The answer is NO. Java is always pass-by-value. Today we will learn java pass by reference and java pass…
Java Interview Question for beginners
Java null pointer exception
Today we will learn, What is a NullPointerException, and how do I fix it? So, let’s start: What is NullPointException…
Operators in Java Explained
Operator are those who performs an action, for example + is an arithmetic operator that perform addition. They are various types…
Data Types in Java Explained
In Java, data types refer to the type of data that can be stored in variables. Because Java is a…
Variables in Java Explained
A variable is a term that refers to a value that can be changed in the future. When I put int i=10,…
Java Hello World Program
We’ll learn how to write our first Java program throughout this post. This article is only for java beginners. hello…
Difference between JDK vs JRE vs JVM
Table of contents What is JDKFeatures of JDKWhat is JREFeatures of JREWhat is JVMMain Task of JVMFeatures of JVM What…
Introduction to Java Programming Language
Java is one of the most used programming languages in the world for developing desktop application and web application. What…
What is a serialVersionUID and why should I use it?
Serialization Serialization allows to convert an object to a stream, for sending that object over the network OR Save to file…
A JNI error has occurred, please check your installation and try again problem fix 2021
A JNI error has occurred, please check your installation and try again problem fix 2021
Hi, This is a common problem when you want to run a java program using the command line. The problem…
How to handle null pointer exception in Java
NullPointException NullPointException is a RunTimeException. NullPointException is thrown when the value of a reference variable or object is null. How…
How to handle IOException in Java
IOException In Java, IOException is one of the most common Exceptions when the program operates between input and output.IOException is used for input…
Exception handling in java with examples
Exception Handling in Java is a powerful mechanism. Exception handling is done to handle the run time error of the program…
Java Encapsulation
Binding (or wrapping) code and data together into a single unit are known as encapsulation. For example, a capsule is…
Java Abstraction
Hiding internal details and showing functionality is known as abstraction. For example phone call, we don't know the internal processing.…
Java Polymorphism
If one task is performed in different ways, it is known as polymorphism. For example: to convince the customer differently,…
Java Inheritance
We will one of the most important concept of JAVA OOP is java inheritance. When one object acquires all the…
Java Objects and Classes
In this article, we will learn about objects and classes with real-life examples. Java objects and classes are the main…
Getters and Setters in Java
Hello guys! In this tutorial, we have figure out the getters and setters method and their features in Java. We…
Fundamentals of object-oriented programming in Java
Today, we will learn the fundamentals of Object Oriented programming programming. First of all, we have to know the meaning…