If you’ve ever wondered how to learn Java programming, you’ve come to the right place. Java is a programming language that runs on more devices than any other—including medical devices, televisions, Blu-ray players, ATMs, point of sale terminals, automobiles, Internet of Things gateways, and more. Some of the world’s most popular websites use Java: Facebook, LinkedIn, Amazon, and eBay, just to name a few.

Additionally, according to Indeed, the average annual salary for Java Developers in the United States is just over $102,000. So in addition to a great salary, Java developers can create applications for a wide variety of industries.

Now that you know why you should learn Java, we’ve got a comprehensive list of 40+ online resources that give you the best ways to learn Java programming.

Java Programming Resources

  1. Mkyong: find quick overviews of coding scripts with descriptive examples and images here. Free tools can be downloaded either for commercial or non-commercial use.

  2. Programmingbydoing: consists of more than 100 articles with hundreds of discussions for the most problematic of topics.

  3. Stackoverflow: geared towards universal skills; teaches how to increase inclusion both internally and in the tech community.

  4. HackerRank: used by 846,000 developers. Offers 30 languages to learn from, 4,000 daily challenges, and more than 1,000 companies that hire coding experts.

  5. Javacodegeeks: comprehensive reference of tips, examples or libraries; downloadable documents to learn Java programming online.

  6. Simplilearn: focuses on offering training and certification courses online—all in one place. A broad overview, subject material explored by excellent, experienced trainers.

  7. FunProgramming: experiment and build while you work. It has a unique concept of coding a Java program and helps you through asking questions and comments on each video you visit.

  1. Introcs.cs.princeton.edu: designed for beginners who want to start from scratch—without any prior knowledge. The resource has enabled a couple of handy book links.

  1. Sanfoundry: suitable for intensive knowledge on all areas of Java programming; more than 100 Java topics are covered here.

  2. Github.com: a powerful collaboration of open source tools, wide code host on the planet with more than 21.8 million repositories.

  3. Javalessons: focuses on simple examples to make learning easy for beginners. Tutorials are taught in Interactive lesson Viewer.

  1. Journaldev: posts are categorized in tutorial form. The site’s aim is to provide a clear understanding in Java with examples and project code explanation.

  2. Leetcode: project-based learning approach; discusses test cases and examples, access to over 190 questions and solve them on your own. Provides knowledge in languages such as C, C++, JavaScript, Java, Python, Ruby, and MySQL.

  1. Dzone: previously known as Javalobby, gives you a deeper insight of real developer user cases, perfect tools, and scenarios. Preview downloadable books and infographics.

  2. Buggybread: a vibrant global community with creative data models, lessons, and hundreds of practical working examples.

  1. Java9s: dedicated to video-based tutorials.

  2. Pvtuts.com: a hub of video tutorials including Java and other programming languages.

  3. Codingbat: optimized for learning, testing, and training. References, Tutorials, and examples are constantly reviewed.

Java Focused Blogs

  1. Programcreek.com: an introduction to Java, their design patterns, comparison, algorithms, Java basics, advanced Java, and more.

  2. Java Deep: learning trails provide everything in Java execution, helping you gain an in-depth knowledge of pros and cons for a variety of programming scenarios.

  3. Java Tutorial: this vibrant Java community provides a complete A – Z, with articles, examples, and details of various Java topics.

  4. Adam Bien’s Weblog: blog features supporting videos, questions, and programming articles.

  5. Jenkov.com: an online media and software product company whose blog develops a concise understanding of software applications from the initial idea and beyond.

  6. Frankel: a good explanation of continuous inspection in testing.

  7. Vladmihalcea: publishes articles, mapping diagrams, and inspects cache strategies to help you learn java programming online.

  8. Marxsoftware: inspired by observations and thoughts in code demonstrations.

  9. NoBlogDefFound: features subjects such as spring framework, algorithms, validations, strategies in implementations of Java.

  10. Takipi: lots of images representation, tells when and why code breaks in production. Once installed and connected, detects all events (caught and uncaught exceptions).

  11. Plumbr: helps discovers performance issues and setting automatic problem solutions.

  12. Javapapers: testing and code quality tools along with useful Java libraries and a large index of Java tutorials.

  13. RaibleDesigns: open source consulting that develops and enhances web applications: technologies used here are HTML5, CSS, JavaScript, and Java.

  14. InfoQ: covers all topics around the globe in the Java community, including presentations, news, articles, and books.

  15. Javaworld: one of the best blogs for Java developers, this site includes core Java, enterprise Java, events, Java app dev, resources to learn Java and mobile Java.

  16. JavaEESupport: tutorials include articles on Java, Java EE, and more.

  17. Jonathan Giles: a continuous follower of Java articles around the globe.

  18. HowtodoinJava: vocation blog with specific and clear content.

  19. Jaxenter: a collection of everything in Java you are looking for: articles, Java videos, news, and more.

  20. Java2blog: Blog about everything on Java for beginners as well as experienced folks

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Learn Java Programming from Examples

  1. KodeJava: lots of examples that help you to learn from others and share your knowledge with others.

  2. Java2novice: a knowledge center for Java beginners with very simple examples that have already been tested in dev environment.

  3. Programmr: with live Java Exercises, examples, and projects, this site contains eBooks, courses, and contests.

  4. Java2s: a repository of examples for basic and advanced Java, covering all topics.

  5. Java-Examples: examples on this site will help increase your fundamental Java skills.

  6. JavaTPoint: features very simple examples for beginners to very complex coding at advanced levels. Practice quizzes and online tests help promote your learning.

  7. JavaCodeGeeks Examples: their dashboard is always hot with the latest lessons and examples from around the globe.

  8. Fluffycat: supports Java Reference through basic, simple examples online. Precise articles providing many examples are one of the best ways to learn Java.

  9. Javaranch: consistent examples that help you learn Java online.

  10. Learn to Solve It: features programming tasks with many examples. Aims to improve fast, correct, and independent problem solving.

  11. Javafaq: a huge collection of introductory Java code examples.

If you’ve made it through this entire list, you’re probably excited, overwhelmed—or both. Consider Simplilearn’s online Java training courses. We offer a variety of Java training that will get you the experience you need to land a top Java developer role.

About the Author


Simplilearn is one of the world’s leading providers of online training for Digital Marketing, Cloud Computing, Project Management, Data Science, IT, Software Development, and many other emerging technologies.

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