When ReadyNow Can Only Compile on Traffic Loads
This is the fifth and final blog post in a series on faster Java application warmup with ReadyNow. If you haven’t been following the series, …
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.
Data Modeling for Java Developers: Structuring With PostgreSQL and MongoDB
Application and system designs have always been considered the most essential step in application development. All the later steps and …
Java 21+ Not Working on the Raspberry Pi Zero 2
This story is about how "Write Once, Run Anywhere" got broken in a specific use case. It reveals the complexity of maintaining this "Run …
Kotlin adoption inside ING, five years later
TL;DR : 5 years after its introduction Kotlin adoption inside ING keeps growing year after year, with a current adoption rate of just over …
Java Virtual Threads in Action: Optimizing MongoDB Operation
Java 21's virtual threads simplify handling I/O-bound operations, allowing for massive concurrency with minimal overhead.
Foojay Podcast #74: JCON Report, Part 3 – AI, ChatGPT, LLM, ML, RAG, MCP, GenAI, and more
Let's have an AI Bingo and talk about ChatGPT, LLM, ML, RAG, MCP, GenAI, and more! This is part 3 of the interviews recorded at the JCON …
JavaFX Links of June 2025
Here is the overview of the JavaFX LinksOfTheMonth of June 2025. You can find the weekly lists on jfx-central.com. Did we miss anything? Is …
Improve Your Java Applications’ Startup and Compilation Speed with Optimizer Hub
This is the fourth blog post in a series on faster Java application warmup with ReadyNow. If you haven’t been following the series, go back …
How to Identify the Underlying Causes of Connection Timeout Errors for MongoDB With Java
Understand common causes of connection timeout error when using MongoDB with Java and learn how to tackle them by analyzing logs and tuning …
Sentiment Analysis with Java, Quarkus, LangChain4j, and Local LLMs
Let’s get in and build a Quarkus REST API that classifies text sentiment using a local LLM model (like Phi-3 Mini) pulled in via Ollama.