Babbling Fish

Matt Bass

Written by Matt Bass

What is a Decision Tree?

November 17, 2021 How-to

A high level explanation of the decision tree data structure and how it is used in data science.

Opt-in IDFA on iOS 14.5

November 01, 2021 Explanation

With the release of iOS 14.5 Apple has now made the ID for Advertisers (IDFA) conditional on an opt-in pop up. This ID is used to attribute advertisements to individual users which is critical for marketing.

Add Images to Gatsby Blog

October 12, 2021 Tutorial

How to use S3 as a headless CMS to add photos to a Gatsby Blog that uses Markdown and gatsby-image.

SQL for Distributed Systems

September 30, 2021 Reference

Common design patterns used by data engineers in SQL and Python, for ELT scripting in distributed computing environments.

How to Crawl the Web with Scrapy

September 13, 2021 Tutorial

How to use the python web scraping framework Scrapy to crawl indeed.com. Learn data engineering strategies for getting actionable insights from public information.

Python for Distributed Systems

September 04, 2021 Reference

Common design patterns used by data engineers to write python scripts that can be horizontally scaled on a stateless task runner.

Getting Started with Vertica

July 05, 2021 How-to

How to use Vertica for data warehousing for people who already know SQL. An introduction to the fundamental concepts of a columnar database.

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