Stephan Janssen
Share on Facebook MySpace
  • Blog Posts
  • Discussions
  • Events
  • Groups
  • Photos
  • Photo Albums
  • Videos

Stephan Janssen's Friends

  • Michael Levin
 

Stephan Janssen's Apps

Stephan Janssen hasn't added any Apps yet.

 
 
 

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.

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…
Continue

Created by Michael Levin Dec 18, 2008 at 6:56pm. Last updated by Michael Levin May 4, 2018.

Looking for Jobs or Staff?

Check out the Codetown Jobs group.

 

Enjoy the site? Support Codetown with your donation.



InfoQ Reading List

Spring News Roundup: First Milestone Releases of Boot, Security, Integration, Modulith, AMQP

There was a flurry of activity in the Spring ecosystem during the week of January 19th, 2026, highlighting the first milestone releases of: Spring Boot; Spring Security; Spring Integration; Spring Modulith; and Spring AMQP; along with the second milestone release of Spring AI.

By Michael Redlich

Enhancing A/B Testing at DoorDash with Multi-Armed Bandits

While experimentation is essential, traditional A/B testing can be excessively slow and expensive, according to DoorDash engineers Caixia Huang and Alex Weinstein. To address these limitations, they adopted a "multi-armed bandits" (MAB) approach to optimize their experiments.

By Sergio De Simone

Two Missing Characters: How a Regex Flaw Exposed AWS GitHub Repos to Supply-Chain Risk

AWS recently published a security bulletin acknowledging a configuration issue affecting some popular AWS-managed open-source GitHub repositories. Dubbed CodeBreach, the critical vulnerability could have resulted in the introduction of malicious code and hijacking of the repositories leveraging AWS CodeBuild.

By Renato Losio

Google’s Universal Commerce Protocol (UCP) Powers Agentic Shopping

Google has launched the Universal Commerce Protocol (UCP), an open-source standard designed to enhance commerce on AI-powered platforms. UCP creates a common language for agentic shopping, enabling seamless interactions among consumers, businesses, and payment providers.

By Robert Krzaczyński

Expired Oracle Patent Opens Fast Sorting Algorithm to Open Source Databases

A recent article reports that an Oracle patent on a fast sorting method has expired, allowing open source databases to use it freely. Mark Callaghan, the inventor behind the sorting algorithm, shows how this 20-year-old approach can speed up sorting similar data and could make database systems faster and more efficient.

By Renato Losio

© 2026   Created by Michael Levin.   Powered by

Badges  |  Report an Issue  |  Terms of Service