Stoyan Stefanov
where else to find them
website:https://phpied.com
website:https://stoyan.me/
github:stoyan
bluesky:stoyan.me
mastodon:@stoyan@indieweb.social
linkedin:stoyanstefanov
what they talk about
all 7 in the filters
where they keep going back
no series more than once — all 8 in the filters
on a stage with
- Andreas Grabneronce
- Bryan McQuadeonce
- John J. Bartononce
who talks about the same things
- Stefan Judis23 talks
- Ben Schwarz10 talks
- Katie Fenn4 talks
- John-David Dalton8 talks
- Tim Kadlec12 talks
- Colt McAnlis7 talks
| title | conference | date |
|---|---|---|
| Your App Crashes My Browser | JSNation US 2024 | 2024-11-18 |
Claims that single‑page apps commonly leak memory — Nolan Lawson’s scan finds 10 out of 10 popular SPAs leaking and one case shows 186 MB after a single… | ||
| Stoyan Stefanov's Room | JSNation US 2024 | 2024-11-18 |
-- no description -- | ||
| Your app crashes my browser | dotJS 2024 | 2024-06-27 |
Claims that memory leaks are widespread and detectable with the reporting API and that many top SPAs leak memory are backed by specifics: Nolan Lawson finds 10… | ||
| Micro Benchmarks | performance.now() 2022 | 2022-10-27 |
A practical pair of tools appears: thread instruction counter that counts retired CPU instructions via Puppeteer traces to give a stable, comparable metric… | ||
| Lessons Learned from Building a CSS Minifier | GOTO Copenhagen 2014 | 2014-09-25 |
Builds cssshrink.com, a JavaScript CSS minifier that uses the Gonzalez AST and npm modules, reuses the color library for brute‑force color shortening, and runs… | ||
| Shrinking CSS | CSSconf EU 2014 | 2014-09-12 |
A new open-source minifier called CSS shrink parses full CSS ASTs (uses the Gonzalez parser instead of regex hacks) and actually rewrites values: color… | ||
| Performance Patterns | JSConf.eu 2010 | 2010-09-25 |
Benchmarks need specifics: run ~200 rounds, filter outliers, prefer the median over mean, and remember setTimeout(0) ≈ 15ms in IE can mask tiny differences… | ||
| "Lightning Demos" | Velocity 2010 | 2010-06-22 |
Demos show concrete tools and results: dynaTrace AJAX Edition 2.0 beta captures rendering, JS execution and server pure‑paths and finds a 2.4s class lookup and… | ||
| "Psychology of Performance" | Velocity 2010 | 2010-06-22 |
Argues that perception, not clock time, decides perceived speed and gives actionable numbers: 0.1s instantaneous, 1s keeps flow, 10s loses attention, and a… | ||
| High Performance Kick-Ass Web Apps | JSConf 2009 | 2009-04-24 |
Shows concrete wins and techniques: cite Google’s 0.5s → 20% traffic drop, Yahoo’s 400ms → 5–9% drop, Amazon’s 100ms → 1% sales loss, and Yahoo data that 60%… | ||
| nothing matches | ||