Unknown Classes

Powerful classes that exist in Laravel but rarely appear in tutorials.

Intermediate Since 10.x

A testable, expressive wrapper around PHP's sleep functions with a fluent API.

Testing Helpers

Intermediate Since 10.x

Execute a callback with a given probability — perfect for sampling, feature flags, and A/B testing without external services.

Testing Helpers

Beginner Since 10.x

Time one or more closures and dump the results — the quickest way to compare performance of different approaches.

Performance Debugging

Intermediate Since 11.x

Serve stale cache immediately while refreshing in the background — the stale-while-revalidate pattern built into Laravel.

Performance Caching