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December 2009 Blog Posts (9)
Attending Campus Crusade's Midsouth Conference...
Added by Bradlee Sargent on December 31, 2009 at 5:47pm — 1 Comment
Happy New Year
Happy New Year! What a year 2009 has been. 2010 is surely looking like an exciting time to come.
What are your thoughts about CodeTown? Is it the software community you hope for? If you have comments or suggestions, please let me know. You can post them here as comments or send me a private message.
Thanks for your contributions to CodeTown this year. It's growing, and becoming more interesting with every post you make,… Continue
Added by Michael Levin on December 31, 2009 at 3:30pm — 6 Comments
Umbrella Java User Group AFRICA
Like Congo JUG, Togo JUG, RDC-JUG (Kinshasa) and Cameroon JUG are on the track to join JUG-AFRICA.
Why JUG-AFRICA ?
The idea behind JUG-AFRICA is to allow JUGs located within Africa to collaborate globally in ways that will ultimately benefit Java… Continue
Added by Max Bonbhel on December 30, 2009 at 5:03pm — No Comments
Amazon: Kindle Books Outsold Real Books This Christmas
Wired: "Happy Christmas. I got a coffee pot. You? If you got a book, it’s likely that it wasn’t made of paper. The succinct title of this Amazon press release tells the whole story: “On Christmas… Continue
Added by Michael Levin on December 29, 2009 at 12:30pm — No Comments
Contest Town Coding Contest #1 - Eric Lavigne using Clojure is Winner!
Codetown, we have a winner! Check out Eric Lavigne's winning entry to the first Codetown Coding Contest here...
Eric will describe his code at the next GatorJUG meeting. Eric tells us that he'll give a presentation on Clojure tomorrow at the next Gainesville Ruby User Group meeting (GRUG… Continue
Added by Michael Levin on December 28, 2009 at 1:07pm — No Comments
Delve into Dot Net Town
Yep, it was bound to happen. Curiosity set in and I looked to see how much this new Windows 7 thang is running. $29.95 ain't too bad. But, as we all know, that's just the beginning. The first gram is free. You and I both know that installing a new release leads to more serious drugs. I mean, apps. I mean...you know what I mean.
Anyhoo, last time I worked with Visual Studio it was pretty impressive. Visual Studio 2010 is out in beta,… Continue
Added by Michael Levin on December 25, 2009 at 3:00pm — No Comments
Looking for Java/Groovy developers for help with an Opensource Project
The other day I was on the beach wondering what to do next when I came up with an interesting idea, a social networking aggregator that could add content to a Wave document in real time(of course then I got extended). It now looks like I can make it happen and I am trying to start finding more people to help the project. Currently we could use someone to manage a JIRA server as well as other developers. Currently the project is in Java,… Continue
Added by Jackie Gleason on December 18, 2009 at 5:00pm — 4 Comments
Google releases Public DNS
Added by Michael Levin on December 4, 2009 at 11:00am — No Comments
What is Google Wave?
I've been nominated to be a beta user. Anyone working with the Wave yet?… Continue
Added by Michael Levin on December 4, 2009 at 10:00am — No Comments
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Happy 10th year, JCertif!
Notes
Welcome to Codetown!
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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InfoQ Reading List
Airbnb Implements Context-Aware Identity Model to Support Privacy-First Social Features
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 KumiliJEP 533 Tightens Exception Handling in Java's Structured Concurrency for JDK 27
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 RahmanPresentation: What I Learned Building Multi-Agent Systems From Scratch
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 ArrudaArticle: The Mathematics of Backlogs: Capacity Planning for Queue Recovery
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 PandeyGrafana's Pyroscope 2.0 Makes Continuous Profiling Practical at Scale
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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