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.
Check out the Codetown Jobs group.

There was a flurry of activity in the OpenJDK ecosystem during the week of May 18th, 2026, highlighting three JEPs elevated from Proposed to Target to Targeted and three JEPs elevated from Candidate to Proposed to Target for JDK 27. The proposed release schedule has also been finalized.
By Michael Redlich
Google has introduced Middleware for Genkit, its open-source framework for building AI-powered and agentic applications. The update adds a programmable interception layer around model calls, tool execution, and generation loops, giving developers more control over reliability, safety, and orchestration inside production AI systems.
By Robert Krzaczyński
AWS has recently made its managed Model Context Protocol (MCP) server generally available, giving AI coding agents controlled access to AWS APIs, documentation, and operational workflows through a standard interface. It provides a safer and more auditable way to connect AI agents to AWS services without handing over broad credentials.
By Renato Losio
At the Apache Iceberg Summit last month, Google announced new interoperability features for Apache Iceberg in BigQuery. The preview of the serverless Iceberg REST catalog lets teams create, update, and query the same Apache Iceberg tables in BigQuery and in engines like Spark, Flink, and Trino without duplicating data.
By Renato Losio
Uber updates its Uber Eats Home Feed recommendation system using near real-time user sequence features and a Generative Recommender model. The system evolves from hand-crafted features to transformer-based sequence modeling, reduces feature freshness from 24 hours to seconds, and shifts from pointwise scoring to listwise GenRec for improved contextual ranking and real-time personalization.
By Leela Kumili
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