JS 动画慢的真正的原因只有一个：JS 动画跑在 main thread 上，跟应用里的所有其他 JS 抢 CPU。 做前端动画的，几乎都听过这句话："CSS 动画比 JavaScript 快，能用 CSS 就别用 JS。" 但很少有人追问：为什么快 ...

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很多人问我为啥批量上报埋点信息的时候，用的是 requestIdleCallback 而不是 requestAnimationFrame，今天就解答一下。 之前我写了一个埋点库 sunshine-track ，很多人问我为啥批量上报埋点信息的时候，用的是 requestIdleCallback 而不是 requestAnimationFrame，今天就解答一下。

raf-throttle let you create a throttled function, which only invokes the passed function at most once per animation frame on a browser or per 1000/60 ms on Node. If you think the React code is verbose ...

Why this particular requestAnimationFrame polyfill? Because most (all?) of the other ones have a hidden flaw: they can't handle multiple, simultaneous animations. See a fuller explanation on this blog ...

Dean McPherson, Head of Business Development, Global Mining at Toronto Stock Exchange and TSX Venture Exchange, explains how the Prospectors & Developers Association of Canada Conference (PDAC) is an ...