Java 21 to 27: What Actually Shipped
What actually changed between the Java 21 and 25 LTS releases and the 26/27 releases after — what finalized, what's still preview, and what it means for production.
#Java
11 artigos
JEP 540 Targets JDK 28 with Streamlined JSON API for Java Developers
JEP 540 introduces a simplified JSON API in JDK 28, enhancing immutability and easing JSON data handling for Java backend developers.
Resolving Hibernate AnnotationExceptions: Best Practices for Entity Mapping
Learn how to avoid Hibernate AnnotationExceptions related to improper entity mapping with practical solutions and best practices.
Spring Cloud Contract's Relocation: Key Updates in the Java Ecosystem
Explore significant updates in Java Weekly, including the relocation of Spring Cloud Contract and its implications for backend engineers.
Airbnb Unveils Sitar-Agent: An Efficient Sidecar for Dynamic Configuration in Kubernetes
Explore Airbnb's Sitar-Agent, a Java-based Kubernetes sidecar that enhances dynamic configuration delivery across pods.
Spring Boot 3.5.16 Release: Key Enhancements and Upgrades
Spring Boot 3.5.16 is out with performance improvements and bug fixes. Discover what’s new and how to upgrade your applications.
Enhancing Security with Dynamic Authorization Scopes in Spring Authorization Server
Learn how to implement dynamic authorization scopes in Spring Authorization Server to improve your Java application's security.
Same Variable, Different Meaning: A Readability Trap in Java
Reusing a variable name for two unrelated values compiles fine but quietly hurts readability — here's why, and the naming discipline that fixes it.
Why a Plain Field Update Might Never Reach Another Thread
A plain-language explanation of Java visibility bugs — why a field write can compile fine and still never be seen by another thread, and how volatile and AtomicReference fix it.
Why Java Won't Let You Use That Variable in a Lambda
A plain-language explanation of effectively final variables — why Java enforces it, the classic accumulator mistake, and the right way to fix it.
Immutability in Java: Records, Pitfalls, and What's Coming Next
A practical look at modern immutability in Java with records — the real trade-offs, common pitfalls, and a preview of where Project Valhalla is taking it next.