How to fix the shadow acne in Three.js
How to fix ugly shadow stripes, called shadow acne, on a 3D geometry. Understand what causes shadow stripes in Three.js.
Custom Ecto Constraints with Postgres Triggers in Elixir
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.