Master Java Programming

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Learn Java for Free

From beginner to advanced - comprehensive Java resources, video tutorials, practice exercises, and interview preparation. Everything you need to become a Java developer.

Java Learning Roadmap

Follow this structured path from beginner to advanced Java developer

1️⃣ Java Basics

  • ✓ Java syntax & fundamentals
  • ✓ Data types & variables
  • ✓ Control flow & loops
  • ✓ Methods & functions
  • ✓ Arrays & strings

2️⃣ OOP & Collections

  • ✓ Classes & objects
  • ✓ Inheritance & polymorphism
  • ✓ Interfaces & abstract classes
  • ✓ Collections framework
  • ✓ Exception handling

3️⃣ Advanced Java

  • ✓ Multithreading & concurrency
  • ✓ Streams & lambda expressions
  • ✓ Spring Boot framework
  • ✓ JDBC & databases
  • ✓ REST APIs & microservices

Video Tutorials

Learn Java through high-quality video courses - completely free!

Java Tutorial for Beginners - Full Course

Programming with Mosh • 2.5 hours

Complete Java course covering all fundamentals. Perfect for absolute beginners.

Beginner

Java Programming Course - Telusko

Telusko • Playlist

Comprehensive Java playlist covering basics to advanced OOP concepts.

All Levels

Spring Boot Tutorial for Beginners

freeCodeCamp • 3 hours

Learn Spring Boot framework to build production-ready Java applications.

Advanced

Free Java Courses

Structured courses from top platforms - all completely free

☁️

Oracle Java Tutorials

Official Java tutorials from Oracle. Comprehensive and authoritative resource.

All Levels Free
Read Tutorial
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Codecademy Java

Interactive Java course with hands-on coding exercises. Free tier available.

Beginner Interactive
Start Learning
☁️

Udemy Free Java Courses

Collection of free Java courses on Udemy. Filter by rating and reviews.

All Levels Free
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Practice & Build Skills

Practice coding problems and build real-world projects

🏆 HackerRank Java

Solve Java challenges from easy to hard. Track your progress and earn certificates.

Start Practicing

💻 LeetCode Java

Practice coding interview questions in Java. Essential for technical interviews.

Solve Problems

🎯 CodingBat Java

Free Java practice problems. Instant feedback on your solutions.

Practice Now

Interview Preparation

Ace your Java interviews with these resources

📌 Common Java Interview Topics

Core Java

  • OOP concepts
  • Collections framework
  • Exception handling
  • String manipulation
  • Multithreading

Advanced Topics

  • JVM internals
  • Garbage collection
  • Design patterns
  • SOLID principles
  • Streams & lambdas

Frameworks

  • Spring Framework
  • Spring Boot
  • Hibernate/JPA
  • REST APIs
  • Microservices

💡 Interview Tips

  • Understand the difference between abstract classes and interfaces
  • Be ready to explain HashMap internals
  • Know common design patterns (Singleton, Factory, Observer)
  • Practice writing clean, readable code
  • Understand Spring Boot basics for backend roles

Ready to Start Your Java Journey?

All resources are free. Start learning today and land your dream Java developer job!

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