Web Fonts and the Critical Path
his blog corresponds to my May 2013 talk @frontendlondon. The slides for that talk can be found on slideshare. The story behind FOUTCSS is justified critical due to the flash of unstyled content which would ensue if we deferred it. This is the main reason why web fonts are deemed critical to web pages: to avoid the flash of unstyled text which is then later repainted. When font-face landed we had
Reduce the size of the above-the-fold content | PageSpeed Insights | Google for Developers
Reduce the size of the above-the-fold content Stay organized with collections Save and categorize content based on your preferences. This rule triggers when PageSpeed Insights detects that additional network round trips are required to render the above the fold content of the page. Overview If the amount of data required exceeds the initial congestion window (typically 14.6kB compressed), it will
Inlining critical CSS for first-time visits
Inlining critical CSS for first-time visits March 10th, 2015 After listening to Scott rave on about how much of a perceived-performance benefit he got from inlining critical CSS on first load, I thought I’d give it a shot over at The Session. On the chance that this might be useful for others, I figured I’d document what I did. The idea here is that you can give a massive boost to the perceived pe
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