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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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.

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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

Podcast: Building a Product-First Engineering Culture in the Age of AI

In this podcast, Shane Hastie, Lead Editor for Culture & Methods, spoke to Zach Lloyd about building a product-first engineering culture, and the critical importance of developers learning to effectively use AI tools while maintaining responsibility for code quality and understanding fundamental programming principles.

By Zach Lloyd

Presentation: Making Augmented Reality Accessible: A Case Study of Lens in Maps

Ohan Oda discusses making the Lens in Maps AR feature accessible to visually impaired users. He explains the motivations, ideation, and challenges faced, sharing valuable lessons on designing inclusive AR experiences and the impact on users, including his work on precision with AR.

By Ohan Oda

How to Build Secure Software without Sacrificing Productivity

Security can clash with development efficiency. Focusing on minimizing breach impact can be more effective than prevention. Dorota Parad argues for flexibility in compliance and collaborating with security teams to define practical protections. Limiting blast radius and using automation can boost security with minimal productivity loss.

By Ben Linders

Inaugural MCP Dev Summit Charts AI Integration's Future

Developers and contributors of the Model Context Protocol (MCP) converged in San Francisco in May 2025 for their first developer summit, charting the future of this rapidly adopted open standard to enable seamless integration between LLM applications and external data sources and tools. Discussions focused on a roadmap for MCP, including critical enterprise features.

By Hien Luu

Article: From Legacy to Value: Building Digital Banking Products Across Central and Eastern Europe

This article shares practical experiences and concrete examples from multi-site teams that built a single solution and delivered value to customers across various European markets. It provides real-life stories and lessons learned from developing two banking products, Lending and Foreign Exchange (FX), and their evolving architecture over time.

By Lejla Vulovic, Ana Nad

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