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Java Code Geeks
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Latest posts
Last updated 29 days ago
PHP in 2026: The Language That Refuses to Die
29 days ago
An honest, non-snobbish assessment of why a 30-year-old scripting language still powers...
HTTP/3 Comes to the Java HTTP Client
30 days ago
What JEP 517’s QUIC-based transport actually means for your microservices, your latency...
Fixing Java ClassCastException for Comparable Objects
about 1 month ago
This article explains why Java throws a ClassCastException when using ordered collections...
Spring AI 1.1 and theModel Context Protocol:Building Production AI AgentsWithout the Python Tax
about 1 month ago
Spring AI 1.0 shipped in May 2025. The 1.1 follow-up added full...
Elasticsearch keyword vs text
about 1 month ago
This article explores Elasticsearch field types and how to choose between text...
Project Panama’s FFM API in Production: Replacing JNI Without Writing C Wrappers
about 1 month ago
The Foreign Function & Memory API is standard as of Java 22...
NATS vs. Kafka vs. Redis Streams for Java Microservices: When “Simpler” Actually Wins
about 1 month ago
Kafka is the default answer for event-driven microservices. It’s also massively overused...
[DEALS] The Premium Learn to Code Certification Bundle (97% off) & Other Deals Up To 98% Off – Offers End Soon!
about 1 month ago
Hello fellow geeks, Fresh offers await you on our Deals store, please...
JSpecify vs. Kotlin’s Built-in Null Safety: Can Annotations Ever Match a Type System?
about 1 month ago
The NullPointerException — or NPE — is one of those bugs that...
Shifting Left on Security: How to Harden CI/CD Pipelines for Payment APIs
about 1 month ago
Introduction Payment systems process millions of transactions every day. Each transaction involves...
Observability-Driven Development: From Logs to Actionable Intelligence in Fintech
about 1 month ago
Introduction In the world of financial technology, systems process millions of transactions...
5 Latest Java Trends to Keep Your Eye On in 2026
about 1 month ago
JDK 26 ships on March 17. Project Valhalla just entered preview. Post-quantum...