JavaDoc finally got a quality-of-life upgrade that actually matters in source code.

I wrote a hands-on tutorial on Markdown JavaDoc in Java 24: /// comments, package docs, records, sealed types, Maven, Javadoc, VS Code hovers, and plain JUnit tests.

This is not about prettier HTML. It is about comments developers and AI tools can read more easily.

#Java #Java24 #Javadoc #Maven #JUnit #DevTools

https://www.the-main-thread.com/p/java-24-markdown-javadoc-maven-tutorial

#Java24 quietly fixes one of the oldest startup pain points: lazy class loading. With JEP 483, you can preload classes ahead of time—cutting cold starts nearly in half.

Lutske de Leeuw explains how it works: https://javapro.io/2025/08/27/java-24-a-story-of-code-conflict-and-conquer/

@craftsmen_nl #VirtualThreads #Performance

Most devs blame "bad code" for memory bloat. But in Java, even empty objects carry hidden weight: 16 bytes of metadata per instance. #Java24’s JEP 450 shrinks object headers—no code changes needed.

Read Lutske de Leeuw’s story: https://javapro.io/2025/08/27/java-24-a-story-of-code-conflict-and-conquer/

@craftsmen_nl #JDK #JAVAPRO

Was passiert, wenn dein Shortener IDs vorhersagbar generiert? Hier entsteht ein System, das Base62, ConcurrentHashMap & #Vaadin nutzt, um Risiken zu minimieren – 100 % #Java.

Jetzt Code von @svenruppert entdecken: https://javapro.io/de/teil-ii-url-shortener/

#Java24 #CoreJava #DevSecOps @Vaadin

Lange URLs nerven. Kurze machen angreifbar. Base62, Hashing, Rate-Limits – ein Spagat zwischen Komfort & Missbrauch. Wer sehen will, wie #Java ohne Frameworks digitale Souveränität verteidigt, liest die Story von @svenruppert: https://javapro.io/de/kurze-links-klare-architektur-ein-url-shortener-in-core-java/

#Java24 #CoreJava #DevSecOps

Still fighting GC spikes, memory bloat & unexplained latency? #Java24 introduces JEP 450: Compact Object Headers. Shrink from 16B to 8B per object—no code changes.

Lutske de Leeuw explains how it saved a dying app: https://javapro.io/2025/08/27/java-24-a-story-of-code-conflict-and-conquer/

@craftsmen_nl #VirtualThreads #JDK

Wer glaubt, URL-Verkürzung sei nur UX, irrt. Entropie entscheidet über Vertrauen, Kollisionen über Haftung. Ein Shortener ohne Architektur öffnet Tür & Tor für Missbrauch. #Java24 liefert die Werkzeuge. @svenruppert zeigt wie.

Lese: https://javapro.io/de/kurze-links-klare-architektur-ein-url-shortener-in-core-java/

#CoreJava #DevSecOps

I like what we achieved with the #JDBC driver for #Neo4j… Also, the demos are so nice on the module path with #Java24

https://github.com/neo4j/neo4j-jdbc/releases/tag/6.7.0

With over 20 JEPs (JDK Enhancement Proposals), this release brings exciting new features and significant performance improvements.

Read more 👉 https://lttr.ai/AgIaR

#java24 #java #LongTermSupport

Sechs Zeichen, Milliarden Kombinationen – aber auch Millionen Risiken. Kollisionen, Phishing, Enumeration. Ein URL-Shortener wird zum Sicherheitsproblem, wenn Entropie fehlt. @svenruppert baut in purem #Java24 ein Modell, das die Probleme verringert.

Lese: https://javapro.io/de/kurze-links-klare-architektur-ein-url-shortener-in-core-java/