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Perceived Performance: Difference between revisions
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** Show cached stylesheets and images in addition to sending a (possibly delayed) if-modified-since request | ** Show cached stylesheets and images in addition to sending a (possibly delayed) if-modified-since request | ||
** Use cached image ''sizes'' even when we can't use the actual cached image | ** Use cached image ''sizes'' even when we can't use the actual cached image | ||
** Cache whether the page layout required a scrollbar | ** Cache whether the page layout required a scrollbar ({{bug|381149}}) | ||
** Use cached page to fire off requests for scripts and stylesheets (fewer round-trips needed for initial display of the page) | ** Use cached page to fire off requests for scripts and stylesheets (fewer round-trips needed for initial display of the page) | ||
** Show entire page from cache, and then fade to a copy loaded off of the network once it is ready | ** Show entire page from cache, and then fade to a copy loaded off of the network once it is ready | ||