Ruby on Rails Screencast Tutorials - Page 5

TailwindCSS is an excellent CSS framework for letting us quickly iterate on design ideas to make our UI much cleaner and easier to use.

11m

Web Scraper UI Controllers & Actions

Feb 28, 2024 Pro

Building the controllers and actions for our Web Scrapper application lets us interact with Rails to add and remove Pages and view the results as they're generated.

14m

Storing Web Scraper Results in ActiveRecord models

We need to keep track of the web pages we want to monitor and scrape data from, so let's create our ActiveRecord model for storing this information and a Result model for storing the result each time we scrape a web page.

16m

Scraping Web Pages with Ruby

Feb 26, 2024 Pro

Kicking off our Web Scraper series, we start out with the bread and butter: scraping web pages with Ruby and Nokogiri.

Extending Rails Associations with Custom Features

Feb 19, 2024 Pro

Rails associations provide an object that quacks like an ActiveRecord but is actually a CollectionProxy. We can extend the proxy object with our own functionality to add useful features with Ruby Modules.

14m

Using Deprecation Warnings in Rails

Feb 12, 2024 Pro

In this lesson, we will learn how to communicate features that will be removed in the future by using a built in feature of Rails specifically ActiveSupport::Deprecation.

15m

Dynamic Single Table Inheritance with Rails

Jan 29, 2024 Pro

Using some Ruby metaprogramming and class_eval, we can build Notifiers that allow us to dynamically define STI models and inject code into them with our notification system.

Linux Signal Trapping in Ruby

Dec 11, 2023 Pro

Catching signals from the operating system like Ctrl-C can be very useful for safely shutting down your Ruby process. In this lesson, we'll see how the Rails server catches Ctrl-C and gracefully shuts down.

21m

Improving form_with Errors in Rails

Dec 04, 2023 Pro

In this episode, we will look at how we go from encountering an error, finding the root cause, implementing a code change in the Rails source code to provide a better debugging experience in the future, and submitting the change as a pull request to Rails

17m

Dynamic Configs in Devise with Ruby Lambdas

Nov 27, 2023 Pro

Config options sometimes need to support dynamic values and not just simple booleans. In this lesson, we'll discover a config in Devise, explore how we can hack around it, and then make a Pull Request to improve this feature in Devise instead.

19m

Custom Attribute Serializers with ActiveRecord in Rails

Nov 13, 2023 Pro

Did you know serialize can be used for more than saving Ruby hashes as JSON or Yaml in your db? You can take any attribute and convert it to an object seamlessly with Rails using serialize and custom coders.

11m

ActiveStorage Named Variants, Preprocessed Variants, and Representations for File Uploads in Rails

Nov 06, 2023 Pro

ActiveStorage has introduced lots of improvements in recent Rails versions to make managing file uploads much easier.

14m

Organizing Rails Model Files

Oct 30, 2023 Pro

In this lesson, we will look at some guidelines which we can use to help keep our Rails model files organized and uniform. Along the way we will uncover a couple of gotchas to be aware of when doing the work to align your files with the template.

Strict Loading with ActiveRecord

Oct 16, 2023 Pro

Not eager loading in your Rails applications can have series performance side effects. Rails now comes with a strict_loading feature that you can use to make sure that queries are run in an efficient manner.

13m

The Behaviors Of Super

Oct 13, 2023 Pro

In this lesson, we will look at the various ways we can use the super keyword in Ruby in regard to forwarding method arguments to the equivalent method in a parent class.

Wrapping Up Our URL Shortener

Oct 04, 2023 Pro

Congratulations! We're all done! We now have a fully featured URL shortener that does everything we need plus some cool extras.

15m

Link Pagination with Pagy

Oct 03, 2023 Pro

Once our application has lots of links, it will become impossible to use. Let's add pagination to make our application usable once we have hundreds or thousands of links.

16m

Adding GitHub Actions CI/CD to the URL Shortener

Oct 02, 2023 Pro

Now that we've got a thorough test suite, we want to make sure tests are run anytime we push code to GitHub. We can setup GitHub Actions to test our code and automatically deploy it when tests pass.

34m

Adding Link Integration Tests

Oct 01, 2023 Pro

Testing our URL shortener is very important now that we've implemented edit permissions on Links. We want to make sure everything works as expected for each type of user.

18m

Adding Edit Permissions For Links

Sep 30, 2023 Pro

Here's how we'd add Users and handle edit permissions for links. See how it compares to your implementation and consider the pros/cons of each approach.

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Designing our Web Scraper UI with TailwindCSS

Feb 29, 2024 Pro