Author: Miro Wengner Original post on Foojay: Read More Decades ago, I contributed to a very interesting project called SunSPOT at SUN Microsystems. It was a small device with wireless connectivity, built-in sensors, running on Java (compatible with runtime 1.6), and powered by battery. It enabled the design of small applications and the connection of additional hardware, or simply the …

Author: Frank Delporte Original post on Foojay: Read More Table of Contents VideoPodcast (Audio Only)GuestsContent We’re excited to present the first episode of the Foojay Podcast’s fifth season, marking the release of OpenJDK 25! For the first time, an OpenJDK release is aligned with the year, and we can welcome release 25 in 2025. As usual in the release podcast, …

Author: Luke Thompson Original post on Foojay: Read More Table of Contents Why MongoDB and Java are such good friendsThe missing schema of loosely typed systems Bringing schema back Example: Spring Boot sea temperature service  Sea temperatures  Weather reports  Schemas Tip—BSON IDs and the _id field Traps—record definitions for POJO codec Data access Tip—typed queries with MongoCollection<> generics Trap—pagination and aggregate facets Creating our API Tip—indexing Trap—check your explain plans! Why …

We have important news: this year you have two chances to get your hands on the always-sold-out tickets for J-Fall. To give more people this opportunity, we’re doing the ticket registration in two batches this year. The first batch of J-Fall tickets (for NLJUG Members only)  will be available online at http://www.jfall.nl on Thursday, September 25, at exactly 12:00 PM. …

Author: Miro Wengner Original post on Foojay: Read More The launch of ChatGPT in November 2022 has influenced and perhaps even changed the rules of the game in many areas. Although I personally focus on the IT industry, observations suggest that it is affecting the entire industry, including the lives of ordinary people. The article aims to discuss or address …

Author: Jiří Holuša Original post on Foojay: Read More Table of Contents Benchmarking Kotlin performance on Azul Platform Prime What’s next for JetBrains and Azul?  JetBrains and Azul are collaborating on a shared vision of running Kotlin-generated bytecode on a high-performance Java platform to find new ways to enhance runtime performance. Benchmarks of Kotlin performance on Azul Platform Prime have yielded some eye-opening …

Author: Tim Kelly Original post on Foojay: Read More Table of Contents How can Spring help? Prerequisites Creating our appConnecting our database Our Book model Book repository Our REST controller CreateReadUpdateDeleteAdding DTOs and validation BookRequest BookResponse Updating the controller Testing the API Run the API Create Read Update Delete Conclusion REST has become the default choice for building web services, …

Author: Simon Martinelli Original post on Foojay: Read More Table of Contents The Problem with Code-Centric DevelopmentRequirements as the Single Source of Truth The Complete Workflow Everything is Code, Everything is Versioned AI as the Consistency Engine The Structure: Independent EpicsA Real Example: System Use Case SpecificationThe ResultsWhy This Works for Business ApplicationsGetting StartedThe Future of Business Application Development The …

Author: Justin Jenkins Original post on Foojay: Read More Table of Contents Why Use $group for Organizing Recipes?Setting Up the DataUsing $group to Organize Recipes by Type Step 1: Grouping Recipes by Type Step 2: Including Recipe Details in Each Group Grouping Recipes by Tags Step 1: Using $unwind to Break Down Tags Advanced Tip: Using $match for Specific FiltersConclusion …

Author: Nicolas Frankel Original post on Foojay: Read More Table of Contents The talks Home Lab – Private Cloud on a budget Loom is more than virtual threads: Structured Concurrency and Scoped Values 15 Productivity tips to accelerate your Apache Maven builds Take the Polar Plunge: A Fearless Introduction to Apache Iceberg® Epic App Performance Starts with the Database The …