Carol McDonald
  • Female
  • Jacksonville, Florida
  • United States
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What are your main interests in software development?
Java, Web, Ajax, Java EE, Spring, Seam, JPA, Web Services
Do you have a website?
http://weblogs.java.net/blog/caroljmcdonald/
Anything else you'd like to add? Where do you live? (optional!)
Je parle Francais. Ich kann Deutsch.

Carol McDonald's Blog

movie recommendations with Spark machine learning

Posted on August 4, 2015 at 11:15am 0 Comments

Tutorial on Apache Spark, movie recommendations with machine learning 

This post discusses building a recommendation model from movie ratings using an iterative algorithm and parallel processing with Apache Spark MLlib.

https://dzone.com/links/parallel-and-iterative-processing-for-machine-lear.html

An Inside Look at the Components of a Recommendation Engine

Posted on April 13, 2015 at 9:14am 1 Comment

Recommendation engines help narrow your choices to those that best meet your particular needs.  In this post, we’re going to take a closer look at how all the different components of a recommendation engine work together. We’re going to use collaborative filtering on movie ratings data to recommend movies. The key components are a collaborative filtering algorithm in Apache Mahout to build and train a machine learning model,…

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screencast about MySQL for Developers

Posted on March 30, 2009 at 10:30am 0 Comments

Here is a screencast about MySQL for Developers



If you are a developer using MySQL, you should learn enough to take advantage of its strengths, because having an understanding of the database can help you develop better-performing applications. This session will talk about MySQL database design and SQL tuning for developers. Some topics include:



* MySQL Storage Engine Architecture

* Schema, the basic foundation of performance

* Think about performance when… Continue

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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

Rust at the Core: Accelerating Polyglot SDK Development by Spencer Judge at QCon SF 2025

Innovative SDK Team Lead Spencer Judge at Temporal unveiled a game-changing strategy at QCon SF 2025: leveraging a shared Rust core to streamline multi-language SDKs. By reducing redundancy and improving efficiency, this architecture addresses the challenges developers face, delivering safer, more portable solutions that enhance the user experience and minimize technical debt.

By Steef-Jan Wiggers

Google Brings Colab Integration to Visual Studio Code

Google has announced the availability of a new Visual Studio Code extension that connects local notebooks to a Colab runtime. This allows developers to unify their previously separate local development setup and web-based Colab environment.

By Sergio De Simone

Stripe's Zero-Downtime Data Movement Platform Migrates Petabytes with Millisecond Traffic Switches

At QCon SF, a Stripe engineer presented the company's Zero-Downtime Data Movement Platform, a system enabling petabyte-scale database migrations with traffic switches that typically complete in milliseconds. The platform supports Stripe's infrastructure, handling 5 million database queries per second while maintaining 99.9995% reliability for $1.4 trillion in annual transactions.

By Eran Stiller

AnyLanguageModel: Unified API for Local and Cloud LLMs on Apple Platforms

Developers on Apple platforms often face a fragmented ecosystem when using language models. Local models via Core ML or MLX offer privacy and offline capabilities, while cloud services like OpenAI, Anthropic, or Google Gemini provide advanced features. AnyLanguageModel, a new Swift package, simplifies integration by offering a unified API for both local and remote models.

By Robert Krzaczyński

Spring News Roundup: GA Releases of Boot, Security, GraphQL, Integration, Modulith, Batch

Following the much anticipated release of Spring Framework 7.0, there was a flurry of activity in the Spring ecosystem during the week of November 17th, 2025, highlighting additional GA releases of Spring Boot, Spring Security, Spring for GraphQL, Spring Integration, Spring Modulith, Spring REST Docs and Spring Batch.

By Michael Redlich

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