Code Optimization Courses
Gopher Academy via YouTube Static Code Analysis Using SSA
Gopher Academy via YouTube Bending Time with Crystal - 6 Hours to 15 Minutes
Ruby Central via YouTube Exiting Through the YJIT
Ruby Central via YouTube Don't @ Me! Faster Instance Variables with Object Shapes
Ruby Central via YouTube Experimental Patterns in ActiveRecord
Ruby Central via YouTube The Audacious Array
Ruby Central via YouTube The Art of Deleting Code
Ruby Central via YouTube The Humble Hash
Ruby Central via YouTube Micro-Optimization for Fun and Profit - Scala Days Seattle
Scala Days Conferences via YouTube