BOOM Performance
summary
Claims concrete fixes and measurable wins: users perceive <100ms as instant and >1s breaks focus, so target the boom window; fixing a loop by caching jQuery queries, trimming DOM nodes and using translate3d for GPU boosts reduces jank; optimistic UI (Instagram preupload, Facebook-style immediate updates) and keypress subdomain checks raise signup conversion by 78%; use prefetch prerender preconnect, localStorage, twit type or elasticsearch for instant search, and render lightweight placeholders then progressively enhance.
AI-written summary · about
chapters (9)
- 0:00Intro
- 1:07Web Performance
- 3:02Speed Effects
- 5:41Basic Techniques
- 9:46Optimistic Actions
- 15:44Actions Relation
- 16:44Methods
- 23:10Case Study
- 26:59Conclusion
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