Ruby on Rails Screencast Tutorials - Page 9

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.

28m

HTTP Server in Ruby from Scratch

Jul 13, 2021 Pro

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.

Mail Interceptors & Observers in Rails

Jun 29, 2021 Pro

Rails lets you intercept and observe emails sent out by your application. This is incredibly useful for staging / preview environments and audit log trails

12m

ActiveRecord Default Scopes, Unscoped, and Unscope

Jun 22, 2021 Pro

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.

Email Unsubscribe Links with ActionMailer in Rails

Jun 01, 2021 Pro

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

15m

Custom Rails Configuration Options

May 27, 2021 Pro

Learn how Rails loads yaml configuration and how you can define your own configuration options with the Rails config object

10m

Processing Emails with Attachments using ActionText and ActiveStorage

May 19, 2021 Pro

How to save emails with attachments using ActionText and ActiveStorage

20m

Routing Inbound Emails with Actionmailbox

May 12, 2021 Pro

Learn how to route inbound emails with ActionMailbox in your Rails app

20m

Outbound Email with Headers: In-Reply-To, References and more

May 05, 2021 Pro

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.

15m

Multiple Device support with Request Variants in Rails

Apr 14, 2021 Pro

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.

11m

Flash Messages and Toasts with Hotwire & Turbo.js

Mar 15, 2021 Pro

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.

11m

How to use the Browser Geolocation API with Rails

Mar 08, 2021 Pro

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

17m

How to Create & Test a Rails Engine

Feb 22, 2021 Pro

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

19m

Realtime Nested Comments: Part 3

Feb 15, 2021 Pro

Custom targets allow us to render nested comments, update forms, and append new comments with Turbo stream events using Hotwire

15m

Slug History & Redirecting Old Slugs with FriendlyID

Jan 25, 2021 Pro

Updating slugs

Rails Fragment Caching with Permissions

Jan 20, 2021 Pro

Fragment caches can be hard when users have different permissions and are allowed to do different things. We can solve this problem with a little Javascript and greatly improve the usefulness of our fragment caches.

Hotwire Modal Forms

Jan 12, 2021 Pro

Modal forms are common, but how do we do them with Hotwire to render validation errors and redirect on success?

Active Support Deprecation Exceptions

Dec 15, 2020 Pro

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.

14m

Testing against multiple versions of Ruby, Rails, and Databases with GitHub Actions

Nov 30, 2020 Pro

Testing a gem or your Rails app against multiple Ruby and Rails versions is super useful, but we also take it a step further and test our gem against several different databases too

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HTTP Server from Scratch: Rack & Rails Support

Jul 20, 2021 Pro