Getting Started with Java and Object-Oriented Programming (OOP)

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If you are new to programming, diving into Java and Object-Oriented Programming (OOP) can feel overwhelming. Do not worry—I have been there! In this post, I will share the basics you need to get started and provide resources to learn more.


Installing Java

You need Java installed on your computer to start coding. Instead of walking you through the steps, I recommend checking out these excellent guides:



Once installed, you can test it by writing a simple “Hello, World!” program.



What is Object-Oriented Programming (OOP)?

OOP is a way to organize your code into reusable and efficient chunks. Java is built around these four main OOP principles:


  1. Encapsulation: Protect data by bundling it inside a class.
  2. Abstraction: Hide complex details and show only what is necessary.
  3. Inheritance: Reuse code by inheriting properties and methods from a parent class.
  4. Polymorphism: Use one method or interface in different ways.


Why Use Java?

Java makes learning OOP easier with features like classes, interfaces, and error-handling tools. It is beginner-friendly but powerful enough for professionals.


Quick Resources

Here are the best links to get you started:


Final Tip

Programming is like learning a new language. Take it one step at a time, and keep practicing. You will improve faster than you think! 




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