Tag Archives: HTTP2

The future of loading CSS

With HTTP/2 asset pipelining, adding stylesheets directly above the html they affect gives you the quickest display of content from first byte.


It’s common to bundle all of a site’s CSS into one or two resources, meaning the user downloads a large number of rules that don’t apply to the current page. This is because sites can contain many types of pages with a variety of “components”, and delivering CSS at a component level hurts performance in HTTP/1.

This isn’t the case with SPDY and HTTP/2, where many smaller resources can be delivered with little overhead, and independently cached.

Read more from the source: jakearchibald.com

HTTP2 for front-end web developers

HTTP2 is based on Google’s SPDY and will change the way you minify and bundle assets


​HTTP2 will mean a change in how we should build websites. The best practices of HTTP1 are harmful in a HTTP2 world.

Remember the (hacky) practices below? Well with HTTP2 they are obsolete and even detrimental to performance.

– Image sprites

– Concatenating JS and CSS

– Serving assets from a cookie-less domain.

– Creating different domains or sub-domains to host assets like images.

Read more from the source: mattwilcox.net