cache - Read For Learn

WordPress PHP 5.5 and OPcache

Hook an action when a transient is deleted ? Can’t get it to work!

Transients are generally cleared when read. If you want to check for this common case, you could catch the pre_transient_transientname and see if it expired, the same way WP is doing: function get_transient( $transient ) { /** * Filter the value of an existing transient. * * The dynamic portion of the hook name, `$transient`, … Read more

How to decode wordpress transient cache stored in database?

Live website is not showing the changes I’ve made [closed]

Disable caching plugins Purge cache from browser Have you altered caching yourself in any way? If youre using any CDN like Cloudflare, enable dev mode and purge cache from their side Refresh page with shift + F5 which ignores cache If you’re making changes in CSS or JS for example, make sure to take a … Read more

How to store or cache custom shopping cart data for every user’s session

Transients can be used but you’d need to make sure they don’t expire earlier than you want. I answered a similar question with a different goal here, but I’ve tried to keep the slightly different answer below self-contained. Option 1 – PHP Sessions I’ve been storing carts within a PHP session which is fine generally … Read more

WP_Object_Cache for heavy WP_Query

How to cache a different page version based on HTTP header?

How do I enable dynamic content in a theme cached with WP Super Cache?

Disable feed cache for custom RSS feed?

I know the question is over a year old, and you probably already found a solution. In case this helps someone, here is a solution I came up with that adds a feed on an init hook, removes it when the plugin is deactivated, and also adds it back when the plugin is re-activated. The … Read more

WP Rocket Cache Lifespan – Never clear cache? [closed]

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