How I Upgrade Ruby on Rails

Published: December 20, 2020
Another year, another major Rails release. Rails 6.1 looks to be a solid one. Though, despite all the new features and fixes a new Rails version brings, there is always one looming problem for developers - the upgrade.
Tags: rails

Migrating from unicorn to puma with no downtime

Published: June 26, 2016
I decided want to migrate a Rails 4.2 side project from unicorn to puma. The app has relatively high traffic throughout the day, so I want to avoid any visible downtime.
Tags: rails