iOS Data and Networking

Learn where the data behind your apps comes from! You’ll learn how to use Core Data to persist data in your app, network with URLSession, and use GCD and Operations to push some heavy data processing tasks to the background to keep your app’s UI responsive.

Get Started
Saving Data in iOS iOS & Swift Getting Started Apr 28 2020 · Video Course (1 hr, 41 mins)

Find out where and how to save data in iOS! This course explores common methods for persisting user data, all from within Xcode Playgrounds.

Apr 28 2020 · Video Course (1 hr, 41 mins)
1

Find out where and how to save data in iOS! This course explores common methods for persisting user data, all from within Xcode Playgrounds.

Apr 28 2020 · Video Course (1 hr, 41 mins) 1
Beginning Core Data iOS & Swift Saving Data / Persistence Oct 2 2018 · Video Course (1 hr, 41 mins)

Learn the basics of using Core Data in this beginning series! You’ll learn how to model your data with attributes and relationships; add and update records; and then fetch your data with sorting and filtering options.

Oct 2 2018 · Video Course (1 hr, 41 mins)
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Learn the basics of using Core Data in this beginning series! You’ll learn how to model your data with attributes and relationships; add and update records; and then fetch your data with sorting and filtering options.

Oct 2 2018 · Video Course (1 hr, 41 mins) 2
Networking with URLSession iOS & Swift Getting Started Oct 9 2018 · Video Course (1 hr, 42 mins)

Learn how to use URLSession, Apple's networking API, including when and how to use data, download and upload tasks, with or without a custom session delegate, and how the system manages background sessions. Keep your users' data safe with authentication and App Transport Security, and pick up tips for networking architecture, testing and metrics. Updated for iOS 12 and Swift 4.

Oct 9 2018 · Video Course (1 hr, 42 mins)
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Learn how to use URLSession, Apple's networking API, including when and how to use data, download and upload tasks, with or without a custom session delegate, and how the system manages background sessions. Keep your users' data safe with authentication and App Transport Security, and pick up tips for networking architecture, testing and metrics. Updated for iOS 12 and Swift 4.

Oct 9 2018 · Video Course (1 hr, 42 mins) 3
iOS Concurrency with GCD and Operations iOS & Swift Other Core APIs Dec 6 2016 · Video Course (2 hrs, 48 mins)

Learn how to add concurrency to your apps! Keep your app’s UI responsive to give your users a great user experience, and learn how to avoid common concurrency problems, like race condition, priority inversion and deadlock.

Dec 6 2016 · Video Course (2 hrs, 48 mins)
4

Learn how to add concurrency to your apps! Keep your app’s UI responsive to give your users a great user experience, and learn how to avoid common concurrency problems, like race condition, priority inversion and deadlock.

Dec 6 2016 · Video Course (2 hrs, 48 mins) 4

After completing this learning path…

…you’ll have covered a lot of ground, by getting “behind the scenes” and learning about all the options for persisting data in iOS apps, and when to use each option. You’ll have learned how to work with data over the network with REST APIs, and how to offload intensive processing to background threads. Check out the iOS IDEs and Tools path to learn how to use Xcode like a pro, how to debug your apps, and how to get your app up on the App Store for the world to enjoy!