Life and technology.

Demystifying Apple's Touch ID

The iPhone X will replace Touch ID with Face ID; But what are the mechanisms that for years have been storing our fingerprints so safely? I took a close look.

Website Performance: Understanding the Basics

Crucial for website performance is the critical rendering path, this article shines a light on browser rendering and provides tools and strategies to optimize for it.

REM&EM: why and how

REM has been considered a web best practice for reasons of accessibility and abstraction. But recent conversation arose whether the abstraction REM or EM is still worth maintaining.