Tag: reflow

  • The Year of Business Metrics – Don’t make your users run away!

    A marked change has occurred since the first Velocity Conference a year ago, and while the effects are not yet obvious, they will be. The web is still slow, but we have something now, that we didn’t a year ago: business metrics. This was the year we quantified the impact of performance choices on our…

  • Reflows & Repaints: CSS Performance making your JavaScript slow?

    I’ve been tweeting and posting to delicious about reflows and repaints, and it seemed time for a blog post. Opera lists repaint and reflow as one of the three main contributors to sluggish JavaScript, so it definitely seems worth a look. Reflows are very expensive in terms of performance, and is one of the main…