Double Shot #1566
- MailyHerald - "Self-hosted Mailchimp" in a Rails engine. Remember though, if you're sending lots of email the mechanics of SMTP are really the least of your worries. Optimizing Sidekiq - A switch from Celluloid to bare threads (and notes on how to tell if it helped).
- Your Preproduction Checklist for Your Rails App - At least, from a security point of view.