How to fix the “Compiled slug size: 500.6M is too large (max is 500M)” error when trying to deploy your Heroku app.
Simplify and clarify your code by carefully choosing abstractions.
Getting started with Action Mailer and Active Job.
let can lead to bloat. Be careful.
Paperclip is affected by CVE-2016–3714 if used with ImageMagick 7.0.1-0 or earlier.
There is no need to upgrade Paperclip in light of CVE-2016–3714. You may choose to upgrade ImageMagick regardless.
A look under the hood at how blocks and procs are used in Ruby.
By understanding Maybe, you begin to see code in a new light.
Sometimes things go awry with production data and you need to recover. Here’s one way to do it.
From zero to commit! Let’s rebuild Git with a more familiar approach for Rails developers to get a better understanding on how Git works under the hood.