Puppet Tips and Tricks By Iliyan Trifonov | September 26, 2014 - 18:00 |September 26, 2014 Open Source, Software, System Administration, Web Development Some Puppet Tips and Tricks here. Converting Mongoose model functions to be Promise and callback friendly simultaneously I just started using promises in one of my Node.js applications after watching the callback ...Learn more Related Tagged puppet tips and tricks, puppet. puppet tips. Bookmark the permalink.