Abstract classes cannot be instantiated directly, posing a challenge when testing functionality implemented within the abstract class itself. In this article, I share my approach to addressing this issue.
PHP
Laravel Deadlocks: Queue Jobs That Already Ran End Up in failed_jobs
Below MySQL 8.0.1, or on a server Laravel misreads, workers reserve jobs with a plain FOR UPDATE and can deadlock on the DELETE. One tinker line shows which lock yours use. Read more