A PHP warning does not stop execution. file_get_contents() on a missing file warns and returns false, and the code carries on with false where a string was expected…
The obvious reading of finally is “runs after the try block finishes”. The useful reading is stronger: it runs on the way out no matter how you leave,…
A class named Utils, Helpers or Common has no definition, so nothing can be excluded from it. It grows monotonically, it is imported everywhere, and it ends up…
Dependency injection is passing collaborators in rather than constructing them inside. A container is a tool for assembling those graphs automatically. The two get conflated so thoroughly that…
A class with a single meaningful method usually ends up named after the verb — PriceFormatter::format() — and read as a stutter at every call site. __invoke() lets…