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Xamarin.Forms Projects

You're reading from   Xamarin.Forms Projects Build multiplatform mobile apps and a game from scratch using C# and Visual Studio 2019

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Product type Paperback
Published in Jun 2020
Publisher Packt
ISBN-13 9781839210051
Length 504 pages
Edition 2nd Edition
Languages
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Authors (2):
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Daniel Hindrikes Daniel Hindrikes
Author Profile Icon Daniel Hindrikes
Daniel Hindrikes
Johan Karlsson Johan Karlsson
Author Profile Icon Johan Karlsson
Johan Karlsson
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Table of Contents (13) Chapters Close

Preface 1. Introduction to Xamarin 2. Building Our First Xamarin.Forms App FREE CHAPTER 3. Building a News App Using Xamarin.Forms Shell 4. A Matchmaking App with a Rich UX Using Animations 5. Building a Photo Gallery App Using CollectionView and CarouselView 6. Building a Location Tracking App Using GPS and Maps 7. Building a Weather App for Multiple Form Factors 8. Setting Up a Backend for a Chat App Using Azure Services 9. Building a Real-Time Chat Application 10. Creating an Augmented Reality Game 11. Hot Dog or Not Hot Dog Using Machine Learning 12. Other Books You May Enjoy

Using the Computer Vision API to scan photos for adult content

To minimize the risk of offensive photos being shown in our chat app, we will use machine learning to try to find problematic material and prevent it from being posted to the chat. For that, we will use the Computer Vision API in Azure, which is part of Azure Cognitive Services. To use the API, we need a key. We will add it to the application settings of the function app. Proceed as follows:

  1. Go to Azure Portal.
  2. Go to the resource we created for the Computer Vision API.
  3. The key can be found under the Keys and Endpoint tab. You can use either KEY 1 or KEY 2, as illustrated in the following screenshot:
  1. Go to the resource for Function App.
  2. Add the Key as an application setting named ComputerVisionKey. Also, add the key to local.settings.json.
  3. Also, add the ENDPOINT as an application setting. Use the name ComputerVisionEndpoint. The ENDPOINT can be found under the Overview tab of the Function App resource. Also, add the ENDPOINT...
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