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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We build a basic API and talk about the differences between a regular Rails controller and an API
Explore the differences and similarities between Json Web Tokens and Rails session cookies and why you'd want to use one over the other
Authenticate your API using JSON Web Tokens (JWT) using the Knock gem
Learn how to format your API easily using Active Model Serializers and the JSON:API spec
Add JWT Authentication to your Rails API from scratch
Build a basic VueJS frontend application that authenticates to the server using JWT, Rails API, and LocalStorage
Add a Warden strategy to Devise to support JWT authentication with your Rails app
Learn how to use HTTParty to consume an API and package your library into a gem
Setting up an OAuth provider is a great way to add authentication to your API using the doorkeeper gem
Learn how to accept payments with Braintree, PayPal, Venmo, and Coinbase in Rails
Testing integrations with external APIs in your Rails app can be hard. You don't know what requests are being made (or even the responses), so how can you properly mock them out? VCR to the rescue.
The first step in building an API wrapper Rubygem is building your HTTP client. We're going to use Faraday as our HTTP client and get it setup with authentication.
Learn how to build a React Native application to connect to your Rails API using OAuth for authentication
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.
Learn how to create simple API tokens for authentication with Devise
Request documents to be signed electronic using the Docusign API in your Rails app
Sending SMS or Text Messages in Ruby on Rails is really easy using an API like Twilio
Learn how to implement a Slack Slash Command App in Rails using webhooks
Learn how to use the Facebook API and refresh auth tokens using the Koala gem
WebMock is a fantastic way to stub out and mock your HTTP requests. It will actually throw an exception in your test suite when an HTTP request is made so that you know when you're hitting an external API that you haven't stubbed out correctly.
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