Featured Groups (13)

  • Kotlin Town

    6 members Latest Activity: Nov 18, 2019

    Interested in Kotlin? Are you a practitioner?

    Kotlin is a statically typed…

  • Computational Linguistics Village

    15 members Latest Activity: May 6, 2018 Ever wonder how Google Translate works? It's computational linguistics! Join us here and learn all about it and more. Jim White will be our guide.…

  • Jobs

    75 members Latest Activity: Nov 11, 2021

    Post jobs here. Payment details are here. PayPal…

  • Contest Town

    9 members Latest Activity: Apr 13, 2010 Everyone likes a challenge. How about a contest? If you like to flex your muscle, why not join us here at Contest Town. You'll find some challenging…

  • Community Corral

    23 members Latest Activity: Aug 23, 2012 Are you interested in social networks? We're talking about virtual communities here. Community builders use tools and techniques. We'll discuss them…

  • Scala

    5 members Latest Activity: Jul 27, 2011 Scala is a general programming language and it runs on JVM. It's a static typed language with many features that make code concise and flexible.

  • Freelance Village

    11 members Latest Activity: Jul 6, 2018 Freelancing? Whether you're new or an old timer, this is the place for you! Share your tips and explore the possibilities here.

  • iPhone Development

    40 members Latest Activity: Jan 29, 2015 iPhone development is going nuts! All the apps, all the possibilities. Objective-C is the language. The SDK is out. Shops are springing up everywhere…

  • Ruby Town

    14 members Latest Activity: Dec 5, 2012 Ruby has made an impact on patterns of software development with its elegant syntax and Rails, an intelligent framework designed to simplify coding.

  • Clojure

    8 members Latest Activity: Feb 13, 2014 Clojure is a programming language that shares the powerful meta-programming facilities of Lisp, has an agent-based approach to concurrency like…

  • Groovy and Grails

    25 members Latest Activity: Feb 28, 2015 Using Groovy and Grails? Discuss it here.

  • Other Languages on the JVM Village

    9 members Latest Activity: Feb 28, 2015 Love Jython? Can't get enough JRuby? Groovy? Dynamic languages on the JVM can set you free! Scala? Sure! Let us know what you think here in the Other…

  • Java SE Town

    14 members Latest Activity: Jun 26, 2019 This group focuses on the Java SE environment. It's the core Java group. Questions? Answers? Musings? This is the place for you!

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.

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InfoQ Reading List

Claude Code Adds Dynamic Workflows for Parallel Agent Coordination

Anthropic introduced Dynamic Workflows, a new capability for Claude Code designed to handle complex software engineering tasks by coordinating large numbers of AI agents within a single workflow. The feature allows Claude to dynamically create orchestration scripts, break work into subtasks, run them in parallel, and validate results before presenting a final answer.

By Robert Krzaczyński

Shopify Reports 15X Faster Graphql Execution with Breadth First Engine

Shopify introduced GraphQL Cardinal, a new execution engine replacing depth-first traversal with breadth-first execution. The redesign improves large-scale GraphQL performance with up to 15x faster field execution, 6x lower GC overhead, and +4s P50 latency gains. It focuses on execution-layer efficiency and batched resolver processing for high-cardinality commerce queries.

By Leela Kumili

BadHost Vulnerability Exposes AI Agents, Evaluators, and LLM Gateways

BadHost is a high-severity authentication bypass vulnerability in the widely used Python web framework Starlette, with 325 million weekly downloads. The flaw allows attackers to use malformed HTTP Host headers to bypass path-based access controls and access sensitive AI agent infrastructure, among other systems.

By Sergio De Simone

Presentation: Theme Systems at Scale: How To Build Highly Customizable Software

Shopify Staff Engineer Guilherme Carreiro discusses building and scaling highly customizable platforms. Using Shopify’s Liquid theme system as a case study, he explains how to balance extreme design flexibility with low-latency performance under massive traffic. He shares insights on implementing secure domain-specific languages, native code extensions, and resilient developer tooling.

By Guilherme Carreiro

Podcast: Requirements Analysis for Architects: A Conversation with Sonya Natanzon

Michael Stiefel spoke to Sonya Natanzon, about the intersection of technical and social aspects of software architecture. Understanding the business and how a company operates is more important than the specific technologies used. Effective requirements analysis requires focusing on problems to be solved that describe good and bad outcomes, rather than statements of need or solution statements.

By Sonya Natanzon

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