How to fix the shadow acne in Three.js
Striped self-shadows on 3D models are called shadow acne. Learn how to fix shadow acne in Three.js by raising normalBias on the sun light and where to stop.
Custom Ecto Constraints: Postgres Triggers
Enforce cross-row rules in Elixir: create a Postgres trigger in an Ecto migration, raise check_violation, and map it to a friendly changeset error.