--- title: Best Java posts of 2024 | daily.dev description: The most upvoted Java posts of 2024, curated by the daily.dev community. canonical: https://daily.dev/tags/java/best-of/2024 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/tags/java/best-of/2024 og:type: website og:site_name: daily.dev og:title: Best Java posts of 2024 | daily.dev og:description: The most upvoted Java posts of 2024, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of Java — 2024 1. 1 [](/posts/java-roadmap-l0w41bti4 "Java Roadmap") Article Amigoscode · 2y Java Roadmap A comprehensive guide for Java developers covering essential topics such as Linux, Git, IDE options (IntelliJ, Eclipse, VSCode), core Java concepts (OOP, Arrays, Polymorphism, etc.), Collections, advanced topics (Dependency Injection, Design Patterns, Multi-Threading), Exception Handling, Streams & Functional Programming, Testing, Databases, Clean Code principles, Logging, Build Tools (Maven, Gradle, Bazel), HTTP (Rest API, GraphQL), and Java frameworks (Spring Boot, Play, Quarkus). 3.3K 79 2. 2 [](/posts/stop-using-if-else-statements-in-java-s3hn642jr "Stop using if-else statements in Java") Article Javarevisited · 2y Stop using if-else statements in Java Explore how to optimize Java code by replacing if-else statements with approaches like using enums, Factory Pattern, Strategy Pattern, and the Stream API. These methods improve code readability, maintainability, and extensibility. Examples illustrate how each method transforms if-else heavy logic into more elegant solutions. 880 57 3. 3 [](/posts/be-a-better-java-developer-19-tips-for-staying-ahead-in-2024-cjbdfuufo "Be a Better Java Developer: 19 Tips for Staying Ahead in 2024") Article Foojay.io · 2y Be a Better Java Developer: 19 Tips for Staying Ahead in 2024 Tips for becoming a better Java developer, including upgrading Java versions, learning Kotlin, exploring other languages/frameworks, and staying updated with the Java community. 764 25 4. 4 [](/posts/multithreading-for-beginners-f34zd0p4j "Multithreading for Beginners") Article freeCodeCamp · 2y Multithreading for Beginners Multithreading allows concurrent execution of threads for optimized resource use and improved application performance. It is crucial for handling multiple tasks simultaneously and is extensively used in Java. A comprehensive course on the freeCodeCamp.org YouTube channel covers multithreading basics to advanced topics, including thread creation, synchronization, inter-thread communication, and advanced frameworks like ExecutorService and ForkJoinPool. The course aims to enhance programming skills and opens up numerous career opportunities. 522 5 5. 5 [](/posts/learn-data-structures-and-algorithms-in-48-hours-3tb2boei2 "Learn Data Structures and Algorithms in 48 Hours") Article freeCodeCamp · 3y Learn Data Structures and Algorithms in 48 Hours Master Data Structures and Algorithms in this comprehensive course that covers algorithm analysis, data structures, and core concepts. Learn problem-solving skills, optimize solutions, and prepare for technical interviews. 491 8 6. 6 [](/posts/ep125-how-does-garbage-collection-work--nty05spmh "EP125: How does Garbage Collection work?") Article ByteByteGo · 2y EP125: How does Garbage Collection work? Garbage collection is a crucial automatic memory management feature used in many programming languages. Java offers multiple garbage collectors tailored to different scenarios, Python employs reference counting alongside a cyclic collector to handle circular references, and GoLang utilizes a concurrent mark-and-sweep garbage collector to minimize application pauses. Additional topics include tools for designing fault-tolerant systems and key system design trade-offs. 363 8 7. 7 [](/posts/making-a-game-with-java-with-no-experience-rfp2jrmea "Making a Game with Java with No Experience") Video YouTube · 2y Making a Game with Java with No Experience An enthusiastic developer, inspired by childhood favorites like RuneScape and Minecraft, embarks on creating an RPG game using Java from scratch. The journey begins with revisiting Java basics using a mobile course and then downloading Eclipse. After a successful 'Hello World' program, the developer progresses to creating a game window, implementing entity classes, and developing a tile map system. They also work on NPCs, dialogue systems, artwork, and basic game mechanics, emphasizing the rewarding experience of building a game without a game engine. Useful resources like RN’s Java tutorial series and Brilliant are mentioned for those interested in learning more. 360 10 8. 8 [](/posts/apache-kafka-tutorial-series-wovevnhgz "Apache Kafka Tutorial Series") Article Baeldung · 2y Apache Kafka Tutorial Series This tutorial series covers essential topics about Apache Kafka, including its basics, how to integrate it with Spring Boot, configuring Kafka SSL, and setting up Kafka using Docker. It also explores Kafka consumer groups, retry mechanisms, and message ordering strategies, providing practical guidance for both newcomers and experienced developers. 339 9. 9 [](/posts/ep106-how-does-javascript-work--rjjnkhjzx "EP106: How Does JavaScript Work?") Article ByteByteGo · 3y EP106: How Does JavaScript Work? Learn about the important characteristics of JavaScript and best practices for building microservices. 338 10. 10 [](/posts/top-open-source-projects-that-improve-your-coding-skills-yevhgdvyr "Top Open Source Projects That Improve Your Coding Skills") Article Community Picks · 2y Top Open Source Projects That Improve Your Coding Skills Open source projects have revolutionized technology, providing tools and platforms for innovative solutions. Highlighted are impactful projects in Python, Java, project management, GitHub, C++, and JavaScript. Featured projects include Django, Flask, Pandas, Spring Framework, Apache Tomcat, Redmine, OpenProject, React, and Node.js, amongst others. Contributing to open source is encouraged with tips on finding and understanding projects, setting up environments, and community engagement. 288 12 11. 11 [](/posts/github-actions-step-by-step-guide-d1cy1344e "GitHub Actions Step-by-Step Guide") Article Dev Genius · 2y GitHub Actions Step-by-Step Guide Learn how to deploy a Java Spring Boot application using GitHub Actions. This guide covers setting up a GitHub Actions workflow to build, test, and deploy the application to Docker Hub. The steps include creating a Maven project, configuring the YAML workflow file, and using Docker Hub for deployment. Securely manage Docker credentials using GitHub secrets. 219 4 12. 12 [](/posts/10-spring-boot-performance-best-practices-fjwnebkmx "10 Spring Boot Performance Best Practices") Article Community Picks · 2y 10 Spring Boot Performance Best Practices Spring Boot, a popular framework in the Java ecosystem, simplifies application development but sometimes needs optimization for performance. Key practices to enhance performance include using the latest versions of Spring Boot and JVM, enabling virtual threads, leveraging Spring AOT with GraalVM Native Image for faster startup times and reduced memory usage, and employing JVM features like Checkpoint Restore and Class Data Sharing. Configuring threads efficiently for both MVC and database access layers, using effective caching strategies, adopting resiliency patterns like circuit breakers, and incorporating thorough monitoring and profiling are also critical. Tools like Digma can further help by providing performance insights during development. 189 2 13. 13 [](/posts/become-a-better-java-developer-19-tips-for-staying-ahead-in-2024-asp58szeq "Become a Better Java Developer: 19 Tips for Staying Ahead in 2024") Article Community Picks · 2y Become a Better Java Developer: 19 Tips for Staying Ahead in 2024 Tips for becoming a better Java developer, including upgrading Java versions, learning Kotlin, exploring other languages/frameworks, understanding Loom and Structured Concurrency, getting coverage from Oracle, learning Groovy and Scala, practicing Continuous Feedback, using Ktor, building side projects, focusing on observability, staying connected with the Java community, reading professional developer blogs, following influencers on social media, and signing up for a Java articles reading list. 173 4 14. 14 [](/posts/is-java-still-relevant-nowadays--qbanhn2fa "Is Java Still Relevant Nowadays?") Article JetBrains · 2y Is Java Still Relevant Nowadays? Java remains a significant programming language in the tech world, with stable usage among developers and broad applications across industries like IT services, mobile development, and cloud computing. It continues to offer strong career prospects and a solid foundation in programming principles. The State of Developer Ecosystem 2023 survey shows that Java is widely used by professionals who appreciate its reliability and platform independence. 170 33 15. 15 [](/posts/modern-java-cjsqulwsg "Modern Java") Article Community Picks · 2y Modern Java This book is designed for individuals who feel like giving up on learning Java, reassuring them that they are not at fault. It encourages readers to thoroughly go through each section and attempt all provided challenges to grasp the concepts effectively. 169 10 16. 16 [](/posts/top-tools-for-java-developers-in-2024-mycsypzqh "Top Tools for Java Developers in 2024") Article JetBrains · 2y Top Tools for Java Developers in 2024 Discover the top tools for Java developers in 2024, including the essential JDK, powerful IDEs, build and dependency management tools like Maven and Gradle, and tools for version control, monitoring, database management, containerization, CI/CD, and AI integration. Enhance productivity and streamline your development processes with these crucial tools. 166 3 17. 17 [](/posts/which-programming-books-would-you-buy-if-you-got-100-to-spend--luseehlp5 "Which Programming Books Would You Buy If you got 100$ to Spend?") Article Javarevisited · 2y Which Programming Books Would You Buy If you got 100$ to Spend? A community discussion on which programming books to buy with a $100 budget, highlighting popular and timeless recommendations like 'Clean Code', 'Effective Java', and 'Algorithm Design Manual'. The post encourages sharing personal choices and provides a rundown of frequently suggested books, including those on algorithms, design patterns, and system design. 163 8 18. 18 [](/posts/7-open-source-projects-you-should-know---java-edition--seteqzyx6 "7 Open Source Projects You Should Know - Java Edition ✔️") Article This is Learning · 2y 7 Open Source Projects You Should Know - Java Edition ✔️ Discover seven notable open-source projects written in Java, spanning various domains from Android testing (Robolectric) to distributed search engines (Elasticsearch and OpenSearch), to IoT platforms (ThingsBoard). Each project includes a brief overview, key features, and starter guides, making them great for both potential use and contribution. 163 8 19. 19 [](/posts/advanced-programming-with-java-generics-htugpmsic "Advanced programming with Java generics") Article InfoWorld · 2y Advanced programming with Java generics This comprehensive guide dives into advanced programming with Java generics, covering key concepts like type inference, bounded and unbounded type parameters, type erasure, and wildcards. Learn how type parameters enhance type safety, flexibility, and readability in your Java code. Examples illustrate the use of generic methods, multiple bounds, and wildcards to create robust and flexible Java applications. 159 6 20. 20 [](/posts/java-performance-optimization-techniques-a596drnzm "Java Performance Optimization Techniques") Article Awesome Java Newsletter · 2y Java Performance Optimization Techniques Optimizing Java code performance is critical, especially considering that most users abandon a page if it takes longer than 3 seconds to load. Key techniques include using Java virtual threads, enabling lazy loading in Hibernate, implementing effective caching strategies, avoiding GenerationType.TABLE due to its performance overhead, and leveraging Hibernate's Query Plan Cache. 147 1 21. 21 [](/posts/ep107-top-9-architectural-patterns-for-data-and-communication-flow-i30zbgzfu "EP107: Top 9 Architectural Patterns for Data and Communication Flow") Article ByteByteGo · 3y EP107: Top 9 Architectural Patterns for Data and Communication Flow Learn about the top 9 architectural patterns for data and communication flow, how Netflix uses Java, and the most important AWS services to learn. 147 22. 22 [](/posts/top-5-websites-to-learn-spring-framework-in-depth-zsqdsefbk "Top 5 Websites to Learn Spring Framework in Depth") Article Javarevisited · 2y Top 5 Websites to Learn Spring Framework in Depth Spring Framework is a popular tool in the Java ecosystem for building robust and scalable applications. To help learners, the post lists five websites that offer comprehensive Spring tutorials and courses: Udemy, Spring Framework Official Documentation, Baeldung, Java Brains, and Spring Framework Guru. These platforms provide resources for both beginners and advanced developers, covering topics from dependency injection to Spring Boot, AOP, and data access. 138 2 23. 23 [](/posts/java-optimization-a-practical-guide-to-boost-performance-fq3rnbtsr "Java Optimization: A Practical Guide to Boost Performance") Article Codemotion · 2y Java Optimization: A Practical Guide to Boost Performance Performance optimization is vital for developing efficient Java applications. Key techniques include code profiling using tools like Java VisualVM and JProfiler, and optimizing string operations by replacing String with StringBuilder. Addressing performance challenges such as slow response times, inefficient memory usage, and excessive CPU load can significantly enhance user experience and reduce operational costs. 132 3 24. 24 [](/posts/java-streams-5-powerful-techniques-you-might-not-know-rjhxvk9f8 "Java Streams: 5 Powerful Techniques You Might Not Know") Article Java Code Geeks · 3y Java Streams: 5 Powerful Techniques You Might Not Know Discover 5 powerful techniques for Java Streams that can enhance your code readability, maintainability, and processing efficiency. 131 1 25. 25 [](/posts/mastering-the-java-collections-framework--uqzivn3dh "**🌟 Mastering the Java Collections Framework 🌟**") Article Awesome Java Newsletter · 2y \*\*🌟 Mastering the Java Collections Framework 🌟\*\* The Java Collections Framework provides powerful data structures like Lists, Sets, and Maps, which allow for efficient data storage and manipulation. It offers flexibility with different implementations such as \`ArrayList\`, \`HashSet\`, and \`HashMap\`. Key components include ordered lists, unordered sets, and key-value pair maps. 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