40+ Resources to Help You Learn Java Online

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.