Convert markdown to keynote

Rack::Request extension for handling User-Agent

MRI method JIT compiler based on original stack-based YARV instructions (Development Repository of ruby/ruby#1782, already merged)

HTML escape utility for Ruby

High Performance Haml Implementation

N+1 count query killer for ActiveRecord

Rails 6.1 version of headius/pgrailsbench with database seeds

Enable YJIT

Tutorial to write a Ruby JIT

Yet Another N+1 COUNT Query Killer for ActiveRecord

Change a non-default gem to a default gem in your local environment

An ERB extension that supports <%-=