October 2009 Blog Posts (7)

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PingMe - Brainstorming!


I'm doing some brainstorming and want your input: read about it here, on my Swampcast blog.

Added by Michael Levin on October 20, 2009 at 11:00am — No Comments

What's Your Favorite iPhone App?



My favorite app right now is called Lose it for iPhone. It's taught me Burger King is delicious but I have to exercise about this much to offset 1 Angry burger, which is my weakness:



50 cal - 20 min weightlifting

100 cal - 20 min aerobics

200 cal - 20 min running

200 cal - 20… Continue

Added by Michael Levin on October 19, 2009 at 8:00pm — No Comments

Is Oracle Good for Java?



I thought you all would like to know firsthand some observations of the Oracle Open World conference from Bert Ertman:



"Here’s a little write-up of my Oracle OpenWorld impressions so far. I’ll try to make it a complete, logical story, but first I would like to second some… Continue

Added by Michael Levin on October 16, 2009 at 10:30am — No Comments

Freelancing - You Better Believe I'm Multi-Lingual!



There's a new book out called Programming F# What's F#? Why should you care? What's it gonna do for you?



Well, here's what you get when you… Continue

Added by Michael Levin on October 15, 2009 at 2:12pm — No Comments

Meet your Java neighbors in W Africa!





Interested in meeting some colleagues in West Africa? SeneJUG is the West African Java User Group. Members come from Senegal, Mali, Mauritania, Guinea, Morocco and many other countries in Africa. France, too! Many of our group already live in Dakar, Senegal's beautiful capital, because of the stellar Polytechnic University of Dakar. Our advisor, Alex…

Continue

Added by Michael Levin on October 14, 2009 at 12:30pm — No Comments

Google Voice

I just got an invitation to use Google Voice:



"You are invited to open a free Google Voice account. If you haven't already heard about it, Google Voice is a service that makes using your current phones much better!



Here's what it offers:



* A personal phone number that rings all of your existing phones when people call

* All of your voicemail in one inbox with unlimited online storage and free voicemail transcripts… Continue

Added by Michael Levin on October 13, 2009 at 9:48am — No Comments

What Will Happen to Java?

>











Overheard at Oracleworld: @johnkwaters RT Gosling at #Oracle OpenWorld: What will happen to Java? Oracle is committed.... "I'm not worried about their stewardship..."…





Continue

Added by Michael Levin on October 12, 2009 at 11:30am — No Comments

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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.

When you create a profile for yourself you get a personal page automatically. That's where you can be creative and do your own thing. People who want to get to know you will click on your name or picture and…
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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 Kumili

JEP 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 Rahman

Presentation: 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 Arruda

Article: 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 Pandey

Grafana'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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