Java Hub
Java Programming
Learn Java from the ground up. Master object-oriented programming, core concepts, advanced APIs, and build real-world applications with one of the most in-demand programming languages.
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Why Learn Java?
Platform Independent
Write once, run anywhere using the Java Virtual Machine (JVM).
Object-Oriented
Supports classes, objects, inheritance, polymorphism, and abstraction.
Enterprise Ready
Used in large-scale enterprise systems, banking, and cloud applications.
Core Concepts
Basic Java Program
public class Main {
public static void main(String[] args) {
System.out.println("Welcome to Java Programming");
}
}
OOP Principles
- Encapsulation
- Inheritance
- Polymorphism
- Abstraction
Core Topics
- Data Types & Variables
- Control Statements
- Arrays & Strings
- Exception Handling
Advanced APIs
- Collections Framework
- Multithreading
- File I/O & NIO
- JDBC
Learning Roadmap
Beginner
Syntax, Variables, Data Types, Control Flow, OOP Basics
Intermediate
Collections, Exception Handling, Multithreading, File Handling
Advanced
JDBC, Design Patterns, Spring Framework, Microservices
Tools & Platforms
IDEs
- IntelliJ IDEA
- Eclipse
- NetBeans
Build Tools
- Maven
- Gradle
Testing & Debugging
- JUnit
- Mockito
- JConsole