A consumer group can have at most one consumer per partition, so the partition count is the maximum useful number of consumers. The inability to reduce the count…
Http::fake without an assertion tests that your code did not crash, which is not the same as testing that it called anything. The catch-all returning a 500 is…
An operation that takes ninety seconds does not fit in a request, and holding the connection open converts every timeout in the chain into a failure mode. The…
PHP has no generics, so @return list<Order> is a promise to the analyser and a comment to the engine. The annotations are genuinely useful and are genuinely unenforced:…
An expression in a WHERE clause makes an index unusable, and a generated column moves the expression into something indexable. The automatic substitution is the good part —…
A cron job that fails writes to whatever mail was configured in 2014, and a timer’s output is in the journal alongside everything else. Persistent=true runs a missed…