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All Tutorials · 77 Results

Saving Data / Persistence
iOS & Swift
Getting Started with Core Data Tutorial Sep 19 2018 · Article (35 mins)
Learn the basics of building the data layer of your iOS app in this getting started with Core Data tutorial!
iOS & Swift
Encoding and Decoding in Swift Jul 15 2019 · Article (25 mins)
In this tutorial, you’ll learn all about encoding and decoding in Swift, exploring the basics and advanced to... more
iOS & Swift
SQLite With Swift Tutorial: Getting Started Jan 13 2020 · Article (35 mins)
In this SQLite with Swift tutorial, you’ll learn to use a SQLite database with Swift projects by creating tab... more
Game Tech
How to Save and Load a Game in Unity Sep 1 2017 · Article (25 mins)
Learn how to save and load a game in Unity using PlayerPrefs, Serialization and JSON. Complete your user’s ex... more
iOS & Swift
Firebase Tutorial: Getting Started Jul 21 2021 · Article (35 mins)
Learn Firebase fundamentals including saving data, real-time sync, authentication, user status and offline su... more
Android & Kotlin
LiveData Tutorial for Android: Deep Dive Aug 24 2020 · Article (30 mins)
In this Android tutorial, you’ll learn about LiveData which is a core architecture component, and how to use ... more
iOS & Swift
State Restoration in SwiftUI Oct 4 2022 · Article (30 mins)
Learn how to use SceneStorage in SwiftUI to restore iOS app state.
iOS & Swift
Core Data with SwiftUI Tutorial: Getting Started May 25 2020 · Article (20 mins)
In this Core Data with SwiftUI tutorial, you’ll learn to persist data in an app using @State, @Environment a... more
iOS & Swift
CloudKit Tutorial: Getting Started Oct 2 2019 · Article (30 mins)
In this CloudKit tutorial, you’ll learn how to add and query data in iCloud from your app, as well as how to ... more
iOS & Swift
Multiple Managed Object Contexts with Core Data Tutorial Sep 21 2018 · Article (35 mins)
Learn how to use multiple managed object contexts to improve the performance of your apps in this Core Data T... more
iOS & Swift
Lightweight Migrations in Core Data Tutorial Sep 21 2018 · Article (20 mins)
Learn how to keep your data models up-to-date with this Core Data migrations tutorial!
Android & Kotlin
Encryption Tutorial For Android: Getting Started Feb 25 2019 · Article (30 mins)
Ever wondered how you can use data encryption to secure your private user data from hackers? Look no more, in... more
Multiple Domains
Firebase Tutorial for Flutter: Getting Started Mar 10 2020 · Article (20 mins)
In this tutorial, you’ll learn how to use Firebase Firestore databases in Flutter by creating a fun app that ... more
Multiple Domains
Firebase Realtime Database Tutorial for Flutter Jul 22 2021 · Article (15 mins)
Get started with Firebase Realtime Database by building a chat app in Flutter that provides instant updates t... more
iOS & Swift
NSCoding Tutorial for iOS: How to Permanently Save App Data Oct 15 2018 · Article (25 mins)
In this NSCoding tutorial, you’ll learn how to save and persist iOS app data so that your app can resume its ... more
iOS & Swift
UIActivityViewController Tutorial: Sharing Data Feb 27 2019 · Article (10 mins)
In this UIActivityViewController tutorial, you’ll learn all about giving your users the ability to export the... more
Multiple Domains
Firestore Tutorial for Flutter: Getting Started Sep 16 2021 · Article (25 mins)
In this tutorial, you’ll learn how to use Firebase Firestore databases in Flutter by creating a fun app that ... more
Multiple Domains
Data Persistence on Flutter Nov 6 2019 · Article (30 mins)
See how to persist data to storage in a Flutter app, including to files and to a remote datastore, and use a ... more
iOS & Swift
Document-Based Apps Tutorial: Getting Started Jul 16 2018 · Article (35 mins)
In this document-based app tutorial, you will explore how you can save and open custom documents and interact... more
iOS & Swift
Universal Type Identifiers Tutorial for iOS: Importing and Exporting App Data May 27 2020 · Article (25 mins)
In this tutorial, you’ll learn how to export and import app data to and from your iOS app, as well as create ... more
Flutter & Dart
SQLite in Flutter May 5 2020 · Article (15 mins)
Learn how to make an app by persisting data with Flutter and SQLite, using the sqflite plugin.
Android & Kotlin
DataStore Tutorial For Android: Getting Started Dec 21 2020 · Article (30 mins)
In this tutorial you’ll learn how to read and write data to Jetpack DataStore, a modern persistance solution ... more
iOS & Swift
GraphQL Using the Apollo Framework: Getting Started Sep 2 2020 · Article (25 mins)
In this Apollo Framework for iOS tutorial, you will learn how to consume GraphQL APIs in a simple and type-sa... more
Android & Kotlin
Android Biometric API: Getting Started Mar 8 2021 · Article (25 mins)
Learn how to implement biometric authentication in your Android app by using the Android Biometric API to cr... more