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A lot of Ruby code is "magic". We'll explain the magic and see how it works using the powerful tools Ruby gives us.
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When you receive a JSON response from an API endpoint, it's really easy to convert this to a Ruby hash. But hashes don't feel very Ruby-ish when you're working with them and you can't add methods and treat them like objects.
In this episode, we'll walk through how I discovered an improvement for Rails' new Request.js library and how we approached and implemented the feature in a pull request.
Want users to be able to define different roles for users on their account? You can easily accomplish this with a Role model and Pundit
Last episode, we built a multi-threaded HTTP server from scratch using Ruby. This week, we'll enhance our web server by adding Rack and Rails support.
Ever wondered how Puma, Unicorn, or other Ruby HTTP servers work? We'll build one from scratch with pure Ruby so you can see exactly how it works.
Rails lets you intercept and observe emails sent out by your application. This is incredibly useful for staging / preview environments and audit log trails
ActiveRecord default_scopes are incredibly useful for some features like soft delete. But sometimes we need to undo a scope, so that's where unscope comes in.
Ever wondered how to add the Unsubscribe link to your emails? We can do that using ActinoMailer in Rails with the List-Unsubscribe header and GlobalID
Learn how Rails loads yaml configuration and how you can define your own configuration options with the Rails config object
How to save emails with attachments using ActionText and ActiveStorage
Learn how to route inbound emails with ActionMailbox in your Rails app
Properly sending email notifications consists of a lot more than just a To and From. The In-Reply-To, References, and BCC headers are important for sending email notifications to your users.
Request Variants in Rails allow you to render different HTML depending on the device defined in the User Agent header.
Sometimes you may need to wrap and reraise an exception. Ruby 2.1+ makes this easy by letting us raise a new error, pass in the old one, and automatically assigns the exceptions "cause" which is the original exception.
Hotwire & Turbo.js are designed to make realtime updates to your page. So how do you notify the user with flash messages or toasts? That's what we're covering in this episode.
The browser has a built-in Geolocation API that you can use to get the user's location (with permission) in Stimulus and use it with Rails
Creating and testing a Rails Engine can seem daunting. In this video, we'll walk through how to create (and test!) a Rails engine from scratch
Custom targets allow us to render nested comments, update forms, and append new comments with Turbo stream events using Hotwire
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