Mike Hillyer's Personal Webspace

Recent Blog Posts

  • Review – Joe Celko’s Trees and Hierarchies in SQL for Smarties

    When I started looking into managing hierarchical data I found a lot of short articles that provided bits and pieces of the big picture, but nothing gave a good in-depth review of everything I needed to know to handle hierarchies. One trend that began to develop was that the best information on the subject was…

  • Mailchimp Makes Project Omnivore Public

    Pretty impressive blog post at MailChimp today, in which they make public the details of their Project Omnivore: http://www.mailchimp.com/blog/project-omnivore-declassified. In short: Omnivore is a program that runs in the background and analyzes email campaign and user account data. Non-stop. When it finds anything suspicious about a MailChimp user or his campaigns, it’ll do one of…