April 2009 Blog Posts (2)

Atlassian Jira and Confluence for cheap...

Atlassian is offering discounted licenses for Confluence and Jira. I like Atlassian a lot. They are creative, have good hearts and appreciate my kind of work ethic: lifestyle entrepreneurship. Sam Shirah just posted this in the JaxJUG mailing list:

If anyone is interested in JIRA or Confluence, Atlassian currently has a

5$ for 5 users deal. Versions are JIRA 3.13.3 and Confluence 2.10.3. I'm

sending… Continue

Added by Michael Levin on April 20, 2009 at 1:26pm — 1 Comment

Oracle buys Sun

Here is my take on the news about Oracle buying Sun. In some cases, company acquisitions simply kill competing business. So, Oracle's acquisition of Sun could do that, but I think Sun's products compliment Oracle's. Oracle does not have an operating system. PL/SQL is the closest thing Oracle has to a language. And, Oracle does not manufacture hardware. So, I think the Oracle acquisition of Sun will help advance Sun's product… Continue

Added by Michael Levin on April 20, 2009 at 11:00am — 1 Comment

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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

Uber’s Hive Federation Decentralizes 16K Datasets and 10+ PB for Zero-Downtime Analytics at Scale

Uber has decentralized its Hive data warehouse, migrating 16,000 datasets totaling over 10 petabytes using pointer-based federation. The migration ensures zero downtime, strict ACL enforcement, improved governance, and scalable, domain-specific datasets for analytics and machine learning workloads.

By Leela Kumili

AAIF's MCP Dev Summit: Gateways, gRPC, and Observability Signal Protocol Hardening

The MCP Dev Summit North America 2026, held on April 2-3 at the New York Marriott Marquis, gathered about 1,200 attendees. Hosted by the Linux Foundation's Agentic AI Foundation, discussions focused on the Model Context Protocol's evolution and enterprise adoption, particularly by Amazon and Uber, emphasizing security, interoperability, and scaling for production.

By Andrew Hoblitzell

Presentation: Choosing Your AI Copilot: Maximizing Developer Productivity

Sepehr Khosravi discusses the current state of AI-assisted coding, moving beyond basic autocompletion to sophisticated agentic workflows. He explains the technical nuances of Cursor’s "Composer" and Claude Code’s research capabilities, providing tips for managing context windows and MCP integrations. He shares lessons from industry leaders on shrinking process time beyond just writing code.

By Sepehr Khosravi

Developing Your Leadership Skills toward Principal Engineering

Work isn’t the only place where you can develop valuable leadership skills, Sophie Weston mentioned in the video The Principal Engineer’s Path from her QCon London talk. She suggested thinking about the things you do outside of your job where you can learn and practice useful leadership skills, and bringing your full skill set - your whole self - to work.

By Ben Linders

Article: Building Hierarchical Agentic RAG Systems: Multi-Modal Reasoning with Autonomous Error Recovery

In this article, the author explores how hierarchical agentic RAG systems coordinate specialized workers through structured orchestration to improve accuracy, reliability, and explainability in complex enterprise analytics workflows. The article uses Protocol-H as a to show how deterministic routing, reflective retry, and modality-aware reasoning support safer multi-source query execution.

By Abhijit Ubale

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