Want more GoRails?
GoRails is packed full with 719 lessons just like this one.
Sign up to get full access or log in to your account and sit back.
Your Teacher
Chris Oliver
Hi, I'm Chris. I'm the creator of GoRails, Hatchbox.io and Jumpstart. I spend my time creating tutorials and tools to help Ruby on Rails developers build apps better and faster.
About This Episode
Rails 6.1 introduces a new feature called "disallowed_warnings" which causes exceptions to be thrown anytime deprecated code is run. This makes it really easy to track down deprecations in your code and fix them quickly.