Introduction: A NullPointerException is a runtime exception in Java that occurs when you try to use a reference variable that is null. In other words, it’s an exception that is thrown when you try to access a member of an object that doesn’t exist. NullPointerException is a subclass of RuntimeException, which means that it’s an…
In this tutorial, we will make a chat room application using java swing, socket, and threads on the local network. Overview: This video is a demo of what we will develop in this chat room application tutorial using Java Socket: TCP Protocol: First, we need to know what is a TCP protocol? TCP is a…
This tutorial is about to learn how to create an image memory game using Java and Swing. Introduction: An Image memory game is about playing with your capabilities to use your memory to remember the exact place of the image. This a strategic and prediction game. In this first part, we will make the complete…
Java 17, the latest long-term support (LTS) release, has arrived with a plethora of exciting new features and enhancements. In this blog post, we’ll take an in-depth look at all the noteworthy additions to the Java ecosystem in this groundbreaking release. 1. Sealed Classes Sealed classes provide a new way to restrict the inheritance hierarchy,…
Are you eager to embark on your programming journey with one of the most versatile and widely-used languages in the industry? Look no further! In this comprehensive Java programming guide, we’ll equip you with the essential skills and knowledge needed to master Java programming from scratch. Why Learn Java? Java stands out as a cornerstone…
Introduction: Java 21 has landed, bringing along a treasure trove of new features and enhancements designed to streamline development workflows and empower Java programmers worldwide. In this comprehensive blog post, we’ll explore each of the exciting new features introduced in Java 21, accompanied by code examples to illustrate their practical applications. Let’s embark on a…
Introduction: As Java 22 reaches feature completeness, it’s time to delve into the significant enhancements it brings. From streamlined stream operations to revamped memory APIs, Java 22 empowers developers with new tools and capabilities. for those who wants to read about new features in JAVA 21 LTS, here is the link: Exploring the Exciting Java…
Introduction Welcome to our comprehensive Java Q&A tutorial! Whether you’re a beginner looking to learn Java or an experienced developer seeking to deepen your understanding, this tutorial covers commonly asked questions about Java programming. From basic concepts to advanced topics, we’ve got you covered. get more tutorials about Java in elgarnaoui.com/java. Table of Contents: Introduction…
Introduction: Welcome to our 100 Most Asked Questions for Java Interview tutorial, where you’ll embark on an enriching journey through the world of Java programming. Whether you’re a budding developer eager to grasp the fundamentals or a seasoned coder seeking to deepen your knowledge, this tutorial is your go-to resource for answers to 100 of…
Hello and welcome again to the most powerful website in programming tutorials. If you want to learn a programming language, you are in the right place. In this tutorial, we well Install JDK and configure Environment Variables. In this tutorial, we will make a hello world using java 8. So let’s start making our first…
To learn a new programming language we start usually with a Hello World program. So let’s create our Java Hello World program. Requirements: PS: Refer to this link to download JDK 14 and to this one to install and configure the environment variable We can simplify the Java Hello world program process into three steps:…
Java 14 is now available! Since Java 9, the version delivered so quickly (every 6 months) that it is difficult to follow all the functionalities provided by each version… But don’t worry. I have gathered all that concerns Java 14 for you in this post! Java 14 has been released since March 17, 2020, and…
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