Page caching is important for the performance of your WordPress website. Here’s how to configure WP Super Cache to serve up your site’s content from the cache, without bogging down your server.
Session storage is a very handy tool for caching content fragments retrieved via AJAX. Once we’ve pulled the content once, and stuffed it into session storage, we can access it again quickly without the overhead of a round trip to the server. But what if we want to limit the age of that content, so that it expires before it gets too stale?