Codetown ::: a software developer's community
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Bebo returns!Bebo has such an interesting story. It started about the same time as Facebook, became super popular, got sold to AOL and then to C Capital… Started by Michael Levin |
0 | Dec 22, 2013 |
Instagram's Business ModelInstagram is growing at a rate similar to Twitter. Pictures don't need translation. That's just one aspect of the new photo sharing paradig… Started by Michael Levin |
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Dec 18, 2012 Reply by Shubham Aggarwal |
Notes from JCertif, in Brazzaville, Republic of CongoBrazzaville, Republic of Congo I've blogged a lot about this place and why I am here, so I'll summarize (read www.facebook.com/mikelevin… Started by Michael Levin |
0 | Aug 28, 2010 |
JCertif is on! Rockin' in the Congo...JCertif is one of the first Java related conferences in the Republic of Congo, Brazzaville. Sponsored by AfricaJUG, CongoJUG, Oracle and… Started by Michael Levin |
0 | Aug 25, 2010 |
How To Track Google Analytics on a Forwarded DomainHow do you track Google Analytics on a forwarded domain? Started by Michael Levin |
0 | Jan 2, 2010 |
What tools you used to created your graphic design?Hi, Any Graphic Designer out here? I am curious to what's your primary program/tool to create your images and graphics. I like to know some… Started by Zemian Deng |
0 | Sep 13, 2008 |
RESTful Web Services and CometRick Palkovic and I have written an article about a Comet application which allows users to watch and chat about a slide show. The Applicat… Started by Carol McDonald |
0 | Aug 29, 2008 |
Java for Web DevelopmentDo you use Java for web development? If so, why? There are multiple choices when it comes to web development languages and frameworks inclu… Started by David T. Harris |
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Aug 23, 2008 Reply by Zemian Deng |
a Dynamic Ajax table example using jMaki and RESTful Web ServicesThis Sample Catalog app demonstrates a RESTful Web Service, coded using JAX-RS: Java API for RESTful Web Services (JSR-311) and Java Persis… Started by Carol McDonald |
0 | Jul 19, 2008 |
A Comet Slideshow example using dojo, Comet, Bayeux, on GrizzlyThis Sample Slideshow app demonstrates the usage of the dojo Ajax framework, Comet, Bayeux, with Grizzly and Glassfish. http://weblogs.jav… Started by Carol McDonald |
0 | Jul 15, 2008 |
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.
Check out the Codetown Jobs group.

Pinterest Engineering cut Apache Spark out-of-memory failures by 96% using improved observability, configuration tuning, and automatic memory retries. Staged rollout, dashboards, and proactive memory adjustments stabilized data pipelines, reduced manual intervention, and lowered operational overhead across tens of thousands of daily jobs.
By Leela Kumili
Franka Passing discusses the architectural shift of Duolingo’s 500+ backend services to Kubernetes. She explains the move toward GitOps with Argo CD, the transition to IPv6-only pods, and the "cellular architecture" used to isolate environments. She shares "reports from the trenches" on managing developer trust, navigating AWS rate limits, and productionizing early adopter services.
By Franka Passing
How can you focus in a sea of results from a large regression test suite? This article describes a stochastic approach that relies on some degree of redundancy in your CI regression test set. This approach does not guarantee you will catch every bug every time, but it gives you your best bet of not missing the subtle signatures of all the bugs uncovered by your CI regression test suite runs.
By James Bornefelt WestfallIn this episode, Thomas Betts and Adi Polak talk about the need for context engineering when interacting with LLMs and designing agentic systems. Prompt engineering techniques work with a stateless approach, while context engineering allows AI systems to be stateful.
By Adi Polak
A 600-run benchmark by Ruby committer Yusuke Endoh tested Claude Code across 13 languages, implementing a simplified Git. Ruby, Python, and JavaScript were the fastest and cheapest, at $0.36- $0.39 per run. Statistically typed languages cost 1.4-2.6x more. Adding type checkers to dynamic languages imposed 1.6-3.2x slowdowns. Full dataset available on GitHub.
By Steef-Jan Wiggers
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