In this episode, we look at several issues around pagination and different kinds of querying that could affect performance when working with large datasets.

Slow tests can slow down your development process. Using parallel_tests, you can speed up your test suite by multiple threads and running the tests in groups.

A brief introduction on Rails API. Learn how to create an API application and setup the routes. This episode is paving the way for more in depth looks into Rails API.

Using the Notifications Rails Engine, we are able to add notifications to our applications based on certain events. The engine provides the schema and necessary controls and associations to seamlessly integrate into your app.

In this episode, learn how to extract the interactions with an external API into a service object so that code is isolated and interchangeable.