Guillermo Esteves

The Technogym MyRun is an awesome treadmill backed by an excellent iPad app, but unfortunately marred by Technogym’s almost non-existent customer support, which makes it hard to recommend.

Or, more accurately, Ironman 69.1 Arizona, I suppose.

A brief race report from the Hole Half Marathon, my last running race of this year.

In which I get my ass kicked by the heat in Boulder.

A brief race report from my first half marathon.

I just finished my first Olympic triathlon. Here’s how it went.

How I use CloudFront and Lambda@Edge functions to work around free Heroku dyno limitations.

A quick writeup on how I keep my Lightroom catalogs backed up.

A little CSS technique I wrote for making elements with a fixed ratio that can also be constrained to a maximum height.

Here’s how you can use the new -webkit-backdrop-filter property to build cool iOS-like transparency effects with CSS.