OpenTelemetry Tracing on the JVM
You may know I'm a big fan of OpenTelemetry. I recently finished developing a master class for the YOW! conference at the end of the year. …
Spring
Preparing for Spring Boot 4 and Spring Framework 7: What’s New?
Spring Boot 4 and Spring 7 bring API changes, native threads, and resilience. Prepare your codebase for the upgrade.
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 …
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 …
Spring Boot documentation with Redocusaurus
Spring Boot API documentation with Redocusaurus: from exporting your OpenAPI spec to setting up a beautiful developer portal in minutes.
SpringBoot and Kafka Streams – Event Routing & Testing
SpringBoot and Kafka Streams – Event Routing & Testing. Build a Kafka Streams app to validate and route Lille city tour!
How to send prompts in bulk with Spring AI and Virtual Threads
Learn how to use Spring AI and Java Virtual Threads to send hundreds of prompts to OpenAI in parallel.
How to Deploy a Vaadin Application as a WAR on Tomcat 11
If you want to run a Vaadin application on an external servlet container like Apache Tomcat 11, you need to package your application as a …
GenAI blood, sweat, and tears: Loading data to Pinecone
The task to load some JSON data to Pinecone was much more arduous than I had anticipated, but I learned a lot along the way!
Building FormPilot
My Journey Creating an AI-Powered Form Filler with RAG, LangChain4j, and Ollama