Articles by Henrique Medeiros

Follow @hmdros on Github

Exploring Ruby's # frozen_string_literal

As of August 2024, Ruby 3.4 has not been released yet, although the Ruby Core team is working on it and continues to make progress on enhancements and refinements so our ruby apps can have the best performance. In this blog post we will talk about an interesting discussion happening about the # frozen_string_literal comment at the top of Ruby files.

Read more

How to run multiple versions of Rails on Heroku

Imagine having the ability to deploy the next version of Rails in a dual booted application on your Heroku staging server or review app before deploying it to production. This capability can help you avoid bugs and downtime in your live environment. In this blog post, we will guide you on how to deploy a Rails upgrade to a staging environment, allowing you to thoroughly test it before it goes live.

Read more
Get the book