iCloud and CloudKit in iOS 12 Quick Guide

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iCloud and CloudKit in iOS 12

Swift 4.2 | iOS 12

Learn how to use iCloud from your iOS applications. After reading this guide, you will know how to connect to the user's iCloud account, how to store the app's settings on the cloud, how to upload documents, and how to create a database with CloudKit and share information between devices.

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Description

Quick Guides for Masterminds are excerpts from our best-selling books SwiftUI for Masterminds, UIKit for Masterminds, and HTML5 for Masterminds, providing a cost-effective alternative to getting the information you need.

With this guide, you will learn how to use iCloud from your iOS applications. After reading this guide, you will know how to connect to the user's iCloud account, how to store the app's settings on the cloud, how to upload documents, and how to create a database with CloudKit and share information between devices.

Table of Contents

Data in the Cloud

Enabling iCloud

Testing Devices

Key-Value Storage

iCloud Documents

Multiple Documents

CloudKit

Container

Records

Zones

Query

Operations

CloudKit Dashboard

Implementing CloudKit

References

Assets

Subscriptions

Errors

Deploy to Production

Examples

Download TXT Files - Download Projects

Listing 1: Storing settings in iCloud

Listing 2: Updating the interface when a new value is received

Listing 3: Creating the document

Listing 4: Editing the document

Listing 5: Processing query results

Listing 6: Saving the document

Listing 7: Filtering the query

Listing 8: Initiating the query

Listing 9: Keeping the table updated

Listing 10: Populating the table

Listing 11: Sending the name of the selected document to the second view

Listing 12: Creating new documents

Listing 13: Reading and modifying a document

Listing 14: Creating the model

Listing 15: Reading and storing countries in the Private database

Listing 16: Storing cities in the Private database

Listing 17: Storing assets

Listing 18: Passing the selected city to the view controller

Listing 19: Reading assets

Listing 20: Processing Remote Notifications

Listing 21: Configuring the database

Listing 22: Initiating the process to get the updates from the server

Listing 23: Getting the updates from the server

Listing 24: Storing the records in a custom zone

Listing 25: Preparing Core Data and CloudKit

Listing 26: Initializing the model

Listing 27: Downloading changes

Listing 28: Updating records

Listing 29: Deleting records

Listing 30: Assigning references

Listing 31: Uploading multiple records

Listing 32: Getting the list of records to upload

Listing 33: Cleaning up the objects in the persistent store

Listing 34: Removing records from CloudKit

Listing 35: Processing and listing countries

Listing 36: Processing and listing cities

Listing 37: Showing the picture of the selected city

Listing 38: Checking the status of the iCloud account

Listing 39: Responding to errors

Listing 40: Calling a method to process errors

Listing 41: Responding to the changeTokenExpired error

Listing 42: Uploading records that failed

Links

CloudKit Dashboard

Testing CloudKit App

NSUbiquitousKeyValueStore

NSMetadataQuery

Resources

No Resources Available for this Guide

TABLE OF CONTENTS

Books

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