Recent Posts

Welcome to Jekyll!

less than 1 minute read

You’ll find this post in your _posts directory. Go ahead and edit it and re-build the site to see your changes. You can rebuild the site in many different wa...

Troubleshooting memory leaks in Rails 5

1 minute read

So we recently did an upgrade of our application at Kopo Kopo, Inc to Rails 5.1 and Ruby 2.4.1. For an upgrade coming from Rails 4.0 things went well I must ...

Partial Indexes with PostgreSQL and Rails

3 minute read

So what happens when you run into a situation that you really need to be paranoid about making duplicate records into the db? When dealing with financial sys...