How to build a complete, real-world application from scratch with Ruby on Rails step by step.
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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The core of any API wrapper is the actions for create, read, update, and delete. We'll implement the CRUD for a resource so you can see how to do it and wire up everything together that we've built so far.
How do we test API requests in a Rubygem to make sure that we're integrating correctly with our backend? We'll learn how to use stubs to fake out the request and test our code without any network requests.
C extensions are a powerful tool to connect Ruby code with C libraries that can perform much faster than a pure Ruby counterpart.
I recently became a maintainer of the Sequenced gem for Rails, so this lesson we walk through all the different things for maintaining a gem and making sure it works with the latest Rails versions.
This episode, we explore the internals of OmniAuth in order to fix a bug and refresh the OmniAuth AuthHash without reinventing the wheel
Learn how to add a custom Rack middleware to Rails apps with a gem and Railtie. We'll build a simple Rack middleware that intercepts requests to make your app only work during business hours.
URI in Ruby is powerful, but not complete. We can use the PublicSuffix and Addressable gems to take this a step further for parsing domains and subdomains.
The addressable gem adds some nice features over Ruby's built-in URI class, but it doesn't have any helpers for extracting subdomains. In this lesson, we'll add some methods to Addressable to make accessing subdomains easier.
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