Carol McDonald
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  • 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

Presentation: Scaling to 100+ as a Director: Lessons From Growing Engineering Organizations

Thiago Ghisi explains the structural shifts required as an engineering org scales from 30 to 100+ engineers. He shares how to transition from managing performance to building opinionated leadership teams and shaping long-term culture. He discusses his "Three Levels of Impact" framework - Org, Skip-Level, and Company - to help leaders drive strategy and secure high-level promotions.

By Thiago Ghisi

Podcast: [Video Podcast] The Craft of Software Architecture in the Age of AI Tools

AI coding assistants promise speed, but what do they mean for quality, trust, and the architect’s craft? In this inaugural episode of Next Gen Architecture Playbook, Shweta Vohra and Grady Booch explore a principled view of how architecture must evolve when machines begin writing code alongside humans. They unpack the third golden age of software engineering, where productivity gains are real.

By Grady Booch

CloudFront Adds Origin mTLS Authentication for End-to-End Zero Trust

Amazon CloudFront now supports mutual TLS authentication for origin servers, completing end-to-end zero-trust authentication from viewers to backends. The feature replaces IP allowlists and shared secrets with cryptographic verification, proving particularly valuable for multi-cloud deployments, where origins can verify that traffic originated from CloudFront without VPN tunnels.

By Steef-Jan Wiggers

Article: From Prompts to Production: A Playbook for Agentic Development

In this article, author Abhishek Goswami shares a practitioner's playbook with development practices, that describes building agentic AI applications and scaling them in production. He also presents core architecture patterns for agentic application development.

By Abhishek Goswami

Pandas 3.0 Introduces Default String Dtype and Copy-on-Write Semantics

The pandas team has released pandas 3.0.0, a major update that changes core behaviors around string handling, memory semantics, and datetime resolution, while removing a substantial amount of deprecated functionality. The release introduces several changes to core behaviors in the library’s API.

By Robert Krzaczyński

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