WordPress had no concept of an environment, so every site invented one — and the versions differed enough that a shared plugin could not rely on any of…
The argument was technically optional for years, and omitting it means no authorisation at all — which is how an endpoint meant for the admin ends up readable…
One attribute replaces an IntersectionObserver and a library — and applying it to everything makes the Largest Contentful Paint worse rather than better.
The two are usually described as interchangeable and they are not: get_posts sets four arguments differently, and three of them change behaviour. suppress_filters is the one that produces…
It means unlimited, and it is fine on a development site with forty posts. The site it eventually runs on has forty thousand. fields => ‘ids’ changes the…
WordPress’s scheduler is a table of events run opportunistically on page loads, and a site with a ten-year plugin history has entries pointing at functions that no longer…
On a multisite network the object cache prefixes keys with the blog id unless the group is declared global, so data cached on one site is invisible to…
Adding a computed field by filtering the prepared response works and leaves the field undocumented, so nothing but your own client knows it exists. The schema entry puts…
A block template defines the starting structure, and the lock setting decides whether an editor can change it — which is a product decision presented as a configuration…
A drop-in is a file with a fixed name in wp-content that WordPress loads if it exists, and it cannot be activated, deactivated or updated by anything. object-cache.php…