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w3schools.com
https://www.w3schools.com/java/
Java Tutorial - W3Schools
We recommend reading this tutorial, in the sequence listed in the left menu. Java is an object oriented language and some concepts may be new. Take breaks when needed, and go over the examples as many times as needed.
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geeksforgeeks.org
https://www.geeksforgeeks.org/java/java/
Java Tutorial - GeeksforGeeks
Java is a high-level, object-oriented programming language used to build web apps, mobile applications, and enterprise software systems. Known for its Write Once, Run Anywhere capability, which means code written in Java can run on any device that supports the Java Virtual Machine (JVM).
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programiz.com
https://www.programiz.com/java-programming
Learn Java Programming
If you want to learn Java for free with a well-organized, step-by-step tutorial, you can use our free Java tutorials. Our tutorials will guide you through Java one step at a time, using practical examples to strengthen your foundation.
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wikipedia.org
https://en.wikipedia.org/wiki/Java_(programming_la…
Java (programming language) - Wikipedia
The Java programming language requires the presence of a software platform in order for compiled programs to be executed. Oracle supplies the Java platform for use with Java.
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tutorialspoint.com
https://www.tutorialspoint.com/java/index.htm
Java Tutorial
This Java tutorial has been written for beginners to advanced programmers who are striving to learn Java programming. We have provided numerous practical examples to explain the concepts in simple and easy steps.
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codecademy.com
https://www.codecademy.com/learn/learn-java
Java Tutorial: Learn Java Programming | Codecademy
Learn important Java coding fundamentals and practice your new skills with real-world projects. Welcome to the world of Java programming! Java is a popular object-oriented programming language that is used in many different industries. Learn about datatypes in Java and how we use them.
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jetbrains.com
https://academy.jetbrains.com/course/21005-java-pr…
Java Programming Basics
It covers core Java features and provides hands-on examples of Java code implementation. Taking this course will help you understand different data types and variables, as well as conditionals, recursion and looping concepts used in Java programming.