A retry policy applied at the HTTP client level retries everything, including the POST that succeeded and whose response was lost. The safety of a retry is a…
An email assembled in a controller — subject here, view there, attachments in a third place — cannot be tested without sending it, and the subject line ends…
Shipping the checkout code to everyone who visits the homepage is the default, because a single entry point produces a single bundle. A dynamic import is a split…
A persistent object cache either works or silently does not, and both look identical from the front end: the site is up, the pages render, and the queries…
3.0 moved order item data into its own tables and left the old access functions working, which means a query written against the old shape returns results and…
RabbitMQ pushes messages to a consumer up to the prefetch limit without waiting for acknowledgements. With the default of unlimited, one consumer takes the whole queue into its…
Registering a route under wp/v2 puts it in core’s namespace, where a future core route can collide with it and where nothing signals that it is yours. The…
A cached value expiring under load means every request that arrives in the next few hundred milliseconds recomputes it simultaneously — so the moment of highest cost is…