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.
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Airbnb has redesigned its identity system to support privacy-first social features in Experiences. The platform introduces context-specific profiles that separate global user identity from externally visible profiles, preventing cross-context linkage. The migration leveraged automated auditing, manual validation, and AI-assisted refactoring to enforce correct identity usage across services.
By Leela Kumili
JEP 533, Structured Concurrency, has reached integrated status for JDK 27. It refines exception handling and type safety in its API, particularly focusing on exception flow with a new ExecutionException type. Changes include an updated Joiner interface and a new open overload for easier configuration. The steady evolution signals ongoing development as feedback shapes the API.
By A N M Bazlur Rahman
Paulo Arruda discusses Shopify’s evolution in AI adoption, moving from simple chat tools to a sophisticated swarm of specialized agents. He explains the transition from massive "all-in-one" prompts to lean, narrow-focused agent microservices that slash task times from hours to minutes. He also shares a future-looking hypothesis on using filesystem-based adapters to solve context bloat.
By Paulo Arruda
Backlogs in distributed systems are arithmetic problems, not mysteries. This article provides practical formulas for calculating backlog drain time, sizing consumer headroom, and setting auto-scaling triggers. It covers key failure modes — retry amplification, metastable states, and cascading pipeline bottlenecks — plus when to shed load instead of draining.
By Rajesh Kumar Pandey
Grafana Labs has launched Pyroscope 2.0, a rearchitected open-source continuous profiling database. This version improves storage costs, query performance, and operational complexity. Key changes include single write paths for profiles, stateless query processing, and enhanced capabilities for profiling data. It supports the OpenTelemetry Protocol, aligning with current trends in observability.
By Matt Saunders
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