AI Applications with LangChain4j Guardrails and Spring Boot
Learn how to build secure AI applications using LangChain4j guardrails in Spring Boot. Implement input/output validation, prevent prompt …
Friends Of OpenJDK Today
Every article on foojay.io, newest first: OpenJDK, the JVM, Java tooling and the ecosystem around them, written by the Java community.
Why Mirroring Production in Dev Helps You Avoid Costly Mistakes
It’s not enough for your application or queries to just “work.” They need to be observable and validated in environments that reflect …
15,384 viewsCodeRabbit Tutorial for Java Developers
For Java developers, CodeRabbit offers specialized analysis that understands Java syntax, best practices, and common patterns.
2,300 viewsFoojay Podcast #77: DevBcn Report, Part 2 – Spanish Knowledge Sharing
This is the first Foojay podcast in Spanish. It's also the shortest one and the final of season 4 ;-) Jonathan Vila "highjacked" the …
Introducing a New Java DMX512 Library With Demo JavaFX User Interface
In this post, I would like to inform you about a new Java library that is now available on Maven Central, allowing interaction with DMX512 …
Agent Memory with Spring AI & Redis
Learn how to build a memory-enabled AI agent using Spring Boot, Spring AI, and Redis. Store and recall user preferences and conversation …
Java 22 to 24: Level up your Java Code by embracing new features in a safe way
By embracing the new features in Java 22, 23, and 24—such as unnamed variables and patterns, Markdown in Javadoc, the Class-File API, and …
MongoDB ACID Transactions With Java
MongoDB’s support for multi-document ACID transactions gives you flexibility when single-document atomicity isn’t enough.
AI Newsletter #1
After brainstorming, our Java Champion Education group agreed to create a newsletter with a 14 days cadence.
Spring Cloud Stream for Real-Time Event-Driven Systems
Learn how to build scalable, event-driven microservices using Spring Cloud Stream. This guide covers core concepts, messaging patterns, and …