I write code to solve problems — and often just for fun.

Generate possible solutions to the Apple News+ Quartiles game by comparing all 1- to 4-tile combinations against a large word list.

Find possible solutions to The New York Times Wordle game by searching a list of known 5-letter words.

Find possible solutions to The New York Times Spelling Bee game by searching known words with at least 4 letters including the required and optional letters.

Plugin for WordPress to block comment spam, trackback spam, and pingback spam through intelligent analytics instead of interactive challenge-response tests.

Customizable plugin for WordPress to selectively remove version information, feeds, shortlinks, xmlrpc, emoji support and other extras from the HEAD element.

Learn how to perform Excel multi-criteria lookups with SUMPRODUCT, INDEX with MATCH, and XLOOKUP. Step-by-step examples included.

Learn how to create a multi-resolution favicon.ico file using Inkscape and ImageMagick so it displays correctly in browsers and search results.

Learn how to add math equations to your Astro site using KaTeX. Step-by-step setup, Markdown examples, and styling options for fast static sites.

Learn how to generate partial and full string permutations in Java using an efficient, duplicate-safe, iterative approach. Includes examples and performance tips.

Step-by-step guide to combining multiple tables in Power BI using DAX or Power Query to build clustered column charts.