Screencasts for Professional Developers - iOS, Android and more | The Frontier by Big Nerd Ranch

tvos

Playing Video in a Subview

6 minutes

Playing full screen video on tvOS gives the user access to the full native experience, including all the functionality of the Siri Remote. There are some designs that call for video to play in just a portion of the screen. In this video we will create a video player that plays video to a sub-view in our view controller.

#AVFoundation #tvOS
tvos

Interstitial Content Markers

7 minutes

Video content frequently contains interstitial content such as advertisements or interludes. In this video we will explore the AVKit provided classes for marking interstitial points in your videos.

#AVKit #tvOS
web

Minimizing Bundle Size in React

5 minutes

In this screencast, we’ll be looking at how to speed up your React app by shrinking JavaScript bundle sizes. By the end of this screencast you’ll be able to configure Webpack to minimize how much data your users need to download.

#React #Performance #Webpack #JavaScript
web

React ErrorBoundaries

6 minutes

React breaks up our UI into separate, reusable components which makes organizing code much easier. However, if one of those components breaks, it crashes the rest of your UI. In this screencast, we'll show you how to build a React ErrorBoundary component that will help keep your UI working even when there are errors

#Components #Testing #React #JavaScript #Error #UI
ios

Create a Welcome Message on Initial Launch

8 minutes

Performing tasks when an application is first launched is a common practice to give users important information about the application. In this video, we will discuss one technique for implementing first launch logic, as well as how to quickly test this code.

#iOS #Swift
ios

Dispatch Groups

4 minutes

We demonstrate using Dispatch Groups to rendezvous multiple simultaneous asynchronous tasks so that you can process all of their results at once, after the last one finishes.

#iOS #Swift #Xcode #tvOS #Playground #macOS

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