Codetown ::: a software developer's community
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The Definitive Guide to JythonThis just in: The Definitive Guide to Jython: Python for the Java Platform is finally available! Jython is an open source implementatio… Started by Michael Levin |
0 | Aug 19, 2009 |
Programming in Scala Book is out!You may get an e-copy at a pretty low price. Check it out at http://www.artima.com/shop/programming_in_scala Have fun! -Z Started by Zemian Deng |
0 | Nov 22, 2008 |
Scala 2.7.2.final release is out!In case you missed it, the new release marks a important date for them. Besides few big features and bugs fixes added, this release will ma… Started by Zemian Deng |
0 | Nov 14, 2008 |
Using scala scripts to check Java jar filesHere I attached two scripts that might help you working with jar files. Have you tried to verify that a Class must exists in a lib directo… Started by Zemian Deng |
0 | Sep 11, 2008 |
Scala Example: a simple cat commandHi, Here is a simple Scala script that prints or concatenates text files: //file: cat.scala import java.io._ val files = args for(f <-… Started by Zemian Deng |
0 | Aug 29, 2008 |
A super rich Java String with ScalaFor the longest time I wish Java support HEREDOC kind of string construct like in Perl and other. This seems to be extremely useful when yo… Started by Zemian Deng |
0 | Aug 23, 2008 |
Sweet-0.0.1 is outI am excited to announce the first stable release of sweet. There are great samples including database access out here: http://code.google.… Started by Zemian Deng |
0 | Aug 5, 2008 |
SweetScala indeedHello everyone, I have started a Scala web framework project at http://code.google.com/p/sweetscala. It's still young, but the distributio… Started by Zemian Deng |
0 | Jul 22, 2008 |
Scala on JVM is pretty sweetI have been studying the Scala language for the last several months, and I found it very attractive. Not only it can run on JVM and use any… Started by Zemian Deng |
0 | Jul 16, 2008 |
Sample Store Catalog using using Groovy and Grails and the Java Persistence API on Glassfish with MySQLI modified this Groovy and Grails Catalog Sample application to use JPA entity java classes instead of Groovy domain classes. I followed th… 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.
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This week's Java roundup for May 25th, 2026, features news highlighting: lifecycle changes with two of the JEPs that were targeted for JDK 27; the GA release of Koog 1.0; point releases of Hazelcast, Quarkus, Hibernate and JHipster; the eighth milestone release of Spring AI 2.0; and introducing Endive, a JVM-native WebAssembly (Wasm) runtime.
By Michael Redlich
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 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 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
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
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