LIKE cannot use an index and everyone knows it. The mapping, the analyzers that decide what matching means, the indexing pipeline, and the drift it introduces.
Hooking save_post to react to an order being paid works occasionally and misses every transition made from a payment gateway callback, the REST API or WP-CLI. The status…
Composer resolves dependencies against the PHP running it, so a developer on 7.0 and a server on 5.6 get different — and both correct — lock files. The…
Two things make a test unrepeatable, and both are usually called directly from the code under test: the current time and a random number. Neither can be asserted…
Reading a possibly-absent array key has meant naming the expression twice — once in isset(), once as the value — which is fine until the expression is $config[‘db’][‘replicas’][0]…
Passing a string where an object was hinted used to be a recoverable fatal, which in practice meant an unrecoverable one. It is an exception now, which makes…