Ruby on Rails Screencast Tutorials - Page 11

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

Rails Fragment Caching with Permissions

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

26m

How to Upgrade Old Projects: ActsAsTenant

Nov 17, 2020 Pro

ActsAsTenant needed some maintenance so we're going to walk through the steps of refactoring the gem and Rspec test suite

13m

Bulk Operations in Rails

Nov 04, 2020 Pro

Bulk operations like "delete all", "publish all", etc require a little bit of Javascript and a special controller for handling them.

15m

Require Work Email Address on Registration

Oct 28, 2020 Pro

Ever wanted to restrict user registrations to an account's work email or corporate email domains in your Rails app? It's a lot simpler than you might think.

15m

Improving the Rails Route Generator

Oct 20, 2020 Pro

The Rails generator helpers have always been a little lacking in flexibility. While building the Madmin gem, I ran into an issue with the route generator and decided to take the extra time to contribute back to Rails.

11m

Advanced Flash Messages with Buttons & Actions in Rails

Sep 28, 2020 Pro

Flash messages are typically a simple string saying something succeeded or failed. What if we wanted to add buttons like you see in most applications? It's easier than you might think!

19m

How to Submit Complex Form Data in Ruby on Rails

Sep 21, 2020 Pro

It's a common situation that we need to submit complex data in our forms in our Rails apps. We'll explore how can we transform the simple values browser forms allow and convert them into something Rails can use and transform into Ruby objects.

Row-level Multitenancy with ActsAsTenant

Sep 10, 2020 Pro

Row-level multitenancy is an easy, scalable approach to restricting access to data in your application between tenants. Using the acts_as_tenant gem, we can enforce this automatically throughout our Rails applications.

34m

Designing & Building the Noticed gem

Aug 24, 2020 Pro

Building a gem can be complicated. Often times you're writing abstract, meta code so it can be used flexibly in situations you'll never imagine. We'll talk about the architecture and design of the noticed gem and how it all works.

17m

Realtime Group Chat with Rails [Revised] - Part 5

Aug 05, 2020 Pro

User mentions in group chat is a crucial feature, so this week we're taking a look at how to add @ mentions for our users in chat with regex and more.

Realtime Group Chat with Rails [Revised] - Part 4

Jul 27, 2020 Pro

It's important to see that there are unread messages in channels you're not actively viewing. We can use a very simple event in ActionCable to do this and bold channel names with unread messages.

Caching with Etags

Jul 20, 2020 Pro

One fantastic way to improve Rails performance is by using Etags to help the browser keep track if a page has changed or not. This can help Rails skip rendering views entirely and save lots of time.

11m

Improving the Rails Conductor for Inbound Emails & ActionMailbox

Jul 14, 2020 Pro

Contribute to Rails by discovering something you could improve and learning how to add features to Rails

Webpack Bundle Analyzer

Jul 06, 2020 Pro

Webpack bundles can be confusing as to what actually ships in production. Using the bundle analyzer plugin, we can visualize and see exactly what libraries and files are taking up what space.

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How to Create & Test a Rails Engine

Feb 22, 2021 Pro