NLJUG – Nederlandse Java User Group NLJUG – de Nederlandse Java User Group – is opgericht in 2003. De NLJUG verenigt software ontwikkelaars, architecten, ICT managers, studenten, new media developers en haar businesspartners met algemene interesse in alle aspecten van Java Technology.
Author: Shai Almog Original post on Foojay: Read More Adopt Xcode 27 without moving your redesign schedule. This week: Liquid Glass, JPA inspired ORM, OpenTelemetry, WebSockets, push callbacks, and native…
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Build Your First SaaS with MongoDB Ephemeral Clusters
Author: Tim Kelly Original post on Foojay: Read More Provision a MongoDB Atlas Ephemeral Cluster with one API call, then have an AI coding agent build a full-stack Spring Boot and React job tracker on it.
Read More »A Smaller, Faster Java Server with a Spring-Style API
Author: Shai Almog Original post on Foojay: Read More Build a smaller native Java service with Spring-style transactions and dependency injection. Inspect the generated code and compare local Linux startup,…
Read More »Lightweight Spring Boot Monitoring Without Prometheus and Grafana
Author: Ted Kupolov Original post on Foojay: Read More Monitor Spring Boot applications on a small VPS using Actuator and StatLite, without operating a full Prometheus and Grafana stack.
Read More »Scraping websites and bot-protection
Author: Nicolas Frankel Original post on Foojay: Read More The levels of bot protection I met while scraping genealogy sites, from a bare curl to shell-launched Chrome, and how to get past each one.
Read More »What I Learned Building an AI Code Reviewer with Java and Spring Boot
Author: Sweety717 Original post on Foojay: Read More What I learned building an AI code-review workflow around GitHub Pull Requests, Spring Boot, and multiple AI providers.
Read More »What’s New In The October 2026 Azul Payara Release?
Author: Dominika Tasarz Original post on Foojay: Read More Payara Community 7.2026.10 drops the elevated-permissions requirement for SSH nodes, and Azul Payara patches three security issues on every branch.
Read More »One Embedding per Job, or Two? Measuring Semantic Search in a Spring Boot Job Portal
Author: Somil Garg Original post on Foojay: Read More I stored two embeddings for every job in my Spring Boot job portal and measured which one finds the right jobs. One of them barely mattered, and my similarity threshold turned out to mean much less than I thought.
Read More »Introduction to Error Prone: How to Catch Bugs at Compile Time
Author: Hüseyin Akdoğan Original post on Foojay: Read More Error Prone plugs into javac to catch code that compiles but is most likely wrong. A tour of its built-in checks, Refaster rules and custom BugCheckers.
Read More »Your agents don’t need an LLM to negotiate
Author: Mauro Mura Original post on Foojay: Read More A manager hands a job to one of three workers, and nothing in the program calls a model. It explains the protocol, and what doesn’t survive a restart.
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