2025

Rotating content daily with Cloudfront Functions

How to use Cloudfront Functions to rotate content daily at (roughly) midnight local time.

2019

Why does JavaScript have -0?

Why so negative zero? JavaScript has two zeroes and they’re both the same and different

A practical guide to ES6 Proxy

Proxies on proxies for clean and composable Javascript metaprogramming

A practical guide to ES6 Symbol

Practical Javascript metaprogramming with Symbols

thank u, [Symbol.iterator].next

I’m so f****in’ grateful for this spec. Modular iteration without cloning or modifying in-place

The first shall be last with JavaScript arrays

So the last shall be [0], and the first [length - 1]

Dear Javascript,

this isn’t working.

How to Learn Elixir for Hipster Javascript Developers

Everyone knows Javascript. Your grandma, father-in-law, old college roommate… even your cat knows Javascript!

2018

Animated React Metaballs

React component for animated SVG metaballs

HTML Overlays in Plotly.js

I’ve talked about several features and limitations of Plotly.js before. It’s a very capable framework but I’ve found a number of important…

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Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. The opinions expressed are solely those of the author and do not necessarily reflect those of current or previous employers. All trademarks are property of their respective owners and are used for identification purposes only.

Last updated on 2026-01-21