Codetown ::: a software developer's community
August 23, 2018 from 6pm to 8pm – Starter Studio This month we welcome Edson Yanaga as our speaker. Edson will give a talk he calls Revisiting Effective Java. You can get there at 6 for pizza and the presentation will begin at 7. Revisi… Organized by Michael Levin | Type: meeting
November 15, 2018 from 6pm to 8pm – Starter Studio Howdy Java Enthusiasts! We have a great presentation coming up next Thursday, 11/15. Hope you can make it. Be sure to RSVP! Docker and Gradle Docker combined with some modest JVM t… Organized by Michael Levin | Type: meeting
January 22, 2019 from 6pm to 8pm – Starter Studio Howdy Java Enthusiasts! We have a great presentation coming up. Hope you can make it. Be sure to RSVP! You choose...we're making arrangements right now: "Reactive for the Impatient" (a survey… Organized by Michael Levin | Type: jug
March 7, 2019 from 6pm to 8pm – Starter Studio Hello Java Enthusiasts! You're in for a treat! We have a great presentation coming up, Here are the details. Programming Platform Growth: Table Stakes or Deal Makes? This talk dr… Organized by Michael Levin | Type: meetup
June 21, 2019 from 6pm to 8pm – Starter Studio Jim Clarke will give a talk on how to succeed at this test. He was one of the authors! Organized by Michael Levin | Type: presentation
July 25, 2019 from 6pm to 8pm – Starter Studio Join us for a Reactive Spring talk featuring Miguel Mendez. Miguel Mendez is a software engineer from Orlando Florida. He currently works for FlexEngage as a Lead Developer. With more than 20 y… Organized by Michael Levin | Type: ojug, meetup
August 22, 2019 from 6pm to 8pm – Starter Studio Join us for a Git presentation featuring RustyRusty Phillips has been a polyglot developer for over 20 years (and Java to some degree during all of that time), and has spent that time special… Organized by Michael Levin | Type: meetup
January 23, 2020 from 6pm to 8pm – Starter Studio Join us for a talk featuring Richard Thibault Richard Thibault is a full-stack web and mobile developer with over 25 years of experience in the software industry. He is currently focused on Java a… Organized by Michael Levin | Type: meetup
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Codetown is a social network. It's got blogs, forums, groups, personal pages and more! You might think of Codetown as a funky camper van with lots of compartments for your stuff and a great multimedia system, too! Best of all, Codetown has room for all of your friends.
Created by Michael Levin Dec 18, 2008 at 6:56pm. Last updated by Michael Levin May 4, 2018.
Check out the Codetown Jobs group.

Google recently published a guide outlining eight essential design patterns for multi-agent systems, ranging from sequential pipelines to human-in-the-loop architecture. The guide provides concrete explanations of each pattern along with sample code for Google's Agent Development Kit.
By Sergio De Simone
This week's relatively quiet Java roundup for December 29th, 2025, features news highlighting: the GA release of Spring Shell 4.0; point releases of JReleaser 1.22.0 and Apache Camel 4.14.3; and TornadoInsight now compatible with the recent release of TornadoVM 2.0.
By Michael Redlich
DuckDB has recently introduced end-to-end interaction with Iceberg REST Catalogs directly within a browser tab, requiring no infrastructure setup. The new feature leverages DuckDB-Wasm, a WebAssembly port of DuckDB that runs in the browser, allowing users to query, read, and write Iceberg tables in a serverless manner.
By Renato Losio
AWS recently announced the new Graviton5 processor and the preview of the first EC2 instances running on it, the general-purpose M9g instances. According to the cloud provider, the latest chip delivers up to 25% higher performance than Graviton4, introduces the Nitro Isolation Engine, and provides a larger L3 cache, improving latency, memory bandwidth, and network throughput.
By Renato Losio
A team of AI researchers at Microsoft introduces two novel approaches for enforcing contextual integrity in large language models: PrivacyChecker, an open-source lightweight module that acts as a privacy shield during inference, and CI-CoT + CI-RL, an advanced training method designed to teach models to reason about privacy.
By Sergio De Simone
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