Heyo, I'm Stefan! I write and speak about web technology.

Blog

Jan 04 2020
Monthly Digest December 2019

My favorite content of December 2019 – enjoy!
- Newsletter
Dec 05 2019
Monthly Digest November 2019

My favorite content of November 2019 – enjoy!
- Newsletter
Dec 01 2019
Highlights of the HTTP Archive Web Almanac

Personal highlights of the statistical data of the HTTP archive Almanac.
- Web

Today I learned

Dec 26 2019
text-justify defines where space is added in justified text
- CSS
Dec 14 2019
box-decoration-break helps to define how elements should be rendered across lines
- CSS
Dec 13 2019
Optional chaining helps to avoid "undefined is not a function" exceptions
- JavaScript
Nov 28 2019
Backreferences in JavaScript regular expressions
- Regular Expressions
- JavaScript

Popular posts

May 06 2018
Non-capturing groups in regular expressions
- JavaScript
- Regular Expressions
Mar 18 2018
lookaheads (and lookbehinds) in JavaScript regular expressions
- JavaScript
- Regular Expressions
Feb 09 2018
Node.js sends warnings when you add too many listeners to an event emitter
- Node.js
Oct 17 2018
Property order is predictable in JavaScript objects since ES2015
- JavaScript

Projects

CSS Scroll shadows

A tool to create CSS scroll shadows quickly.
- CSS
- Serverless
Performance Tooling Today

A searchable resource collection all about web performance including articles, talks, slides and more...
- Performance
Random MDN

A Twitter bot that tweets random MDN Web Docs links every six hours.
- Serverless

Developer Smalltalk

Aug 07 2019
"Org mode is plain text on steroids" with Mudit Ameta
- Tools
Jul 23 2019
Easier designers & developers collaboration using visbug with Adam Argyle
- Tools
- CSS
Jul 04 2019
"It's all about the buffers" with Mudit Ameta
- Tools
Apr 22 2019
Intro to accessibilityinsights.io with Mark Reay
- Accessibility

Latest talks

Regular Expressions – my secret love
( Slides / Recording )
- Regular Expressions
- JavaScript
Write a Function
( Slides / Recording )
React in a worker, worker, worker...
( Slides / Recording )
- JavaScript
HTTP headers for the responsible developer
( Slides / Recording )
- Performance
- Web