Learn to use custom error pages to provide a similar look to your application. Get notified on Slack as errors occur to act on them before they're reported.

In this episode, we take a look at our GraphQL API that we created from Episode 119 and refactor the mutations and queries so that we keep the structure and API manageable.

Using the Google Maps Javascript API, learn how to plot markers onto a map. Load markers and info windows through AJAX calls to your Rails JSON API.

In this episode, we look at creating an interactive documentation for a Rails API.

Using the Geocoder gem and Google APIs, learn how to add some geolocation functionality to your application.