12 Screencasts
Juan Pablo Claude
8 minutes
This video Illustrates the differences between using optional return values or throwing errors for functions that can fail. The implementations are discus...
Brian Gardner
8 minutes
User authentication is very useful for mobile apps but can be tricky to get right. In this screencast we'll show you how to set up Firebase with Android.
Josh Justice
8 minutes
In a previous screencasts, we built out a simple but full-featured web service. We have several tables of related data, validation, default values, and au...
Josh Justice
7 minutes
In a previous video we set up authentication for our Rails API, so that only logged in users can make changes. But sometimes more sophisticated rules are ...
Josh Justice
5 minutes
In this screencast, we’ll use the Doorkeeper gem makes it easy to add authentication to Rails APIs using the OAuth 2 standard.
Josh Skeen
7 minutes
In this screencast, we will do a recap on SAM Types, see how they work in Kotlin to support Java interoperability, and we'll also see some of the "gotchas...
Juan Pablo Claude
9 minutes
UIStackViews are a relatively new addition to UIKit, appearing with iOS 9. They are quite useful because they eliminate the need for many Auto Layout cons...
Josh Justice
9 minutes
In this screencast, we’ll follow up on our previous videos in this series and show you how to rewrite custom controller actions in Rails.
Josh Justice
7 minutes
In a previous screencast we set up a simple Rails web service for todos and deployed it to production. But right now there's no authorization on it, which...
Josh Justice
6 minutes
Whether you are building a prototype or a business critical product, Heroku makes it easy to deploy and scale web applications. If you’ve never run a prod...
David House
7 minutes
Incorrectly managing memory in our applications can result in hard to find bugs and possible crashes. In this video, we will explore the Memory Graph debu...
Josh Justice
8 minutes
In this screencast, we'll show you how to create a web service for tracking todos and we'll continue to build on this application throughout the rest of t...
