Chef Automate 1

     Compliance - Using the Audit Cookbook

     Workflow - Deploying to Multiple Chef Servers

     Workflow - Publishing to Git Repositories

     Workflow - Using Chef Vaults in Workflow

Chef Infra

     Using Chef Infra Node Attributes in Chef InSpec

     Using Policyfile Cookbooks

     Installing Supermarket Without a Wrapper Cookbook

     Writing Wrapper Cookbooks

Chef InSpec

     Writing InSpec Wrapper Profiles

Other

     Finding sample documents for syntax highlighters

Ruby

     Debugging Ruby with the Pry debugger