I don’t like deleting old migrations in my Rails apps, but if I did, here’s how I’d do it,

Some fun with Postgres to find users for whom it is a certain time.

Have a really old Heroku app that recently broke? We help with a handful. Here’s what we do to fix them.

A rethinking of a 2015 post to keep certificates current. Now using cron and Dead Man’s Snitch.