Commentify
Learning
Course lesson
A Q&A thread under a video lesson, where replies are the whole point.
Proves: Deep nesting · Instructor answers · Most-liked sort
Practical Eloquent
Polymorphic relationships in practice
Building a comments table that works for every model in your application, and the morph map that keeps it stable.
Practical Eloquent
Eager loading and the N+1 problem
Why your index page fires 200 queries, how to see it, and the three fixes in order of preference.