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Develop native iOS apps for iPhone and iPad using Swift and Xcode, and publish them on the App Store for millions of users to download.

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iOS Development

Building a Shopping List Application With CloudKit: Adding Records

Tutorial • Intermediate

In the first tutorial of this series, we explored the CloudKit framework and infrastructure. We also laid the foundation for the sample application that...

Doron Katz • 1 Jun 2018
iOS Development

Augmented Reality With ARKit: Feature Points and Horizontal Plane Detection

Tutorial • Advanced

By now, you may have used an augmented reality app on your iPhone, with virtual objects that appear lifelike and blend in well with the features of the...

Vardhan Agrawal • 28 May 2018
iOS Development

Getting Started With Cloud Firestore for iOS

Tutorial • Intermediate

Last year, Google announced yet another back-end database solution, Cloud Firestore, built from the ground up with the promise of greater scalability and...

Doron Katz • 11 May 2018
iOS Development

Building a Shopping List Application With CloudKit: Introduction

Tutorial • Intermediate

In 2014, Apple introduced CloudKit, a brand new framework that directly interacts with Apple's iCloud servers. The framework is comparable to a number of...

Doron Katz • 7 May 2018
Machine Learning

Conversation Design User Experiences for SiriKit and iOS

Tutorial • Intermediate

Creating engaging apps requires a well thought-out design for user experience—UX design for short. One common underlining principle to all mobile platforms...

Doron Katz • 13 Mar 2018
iOS Development

Code a Measuring App With ARKit: Objects and Shadows

Tutorial • Beginner

Along with many other tools which have been made obsolete by modern technology, it looks as if the common tape measure may be the next to go. In this...

Vardhan Agrawal • 31 Jan 2018
Design Patterns

Design Patterns for Cocoa: MVC and MVVM

Tutorial • Beginner

Design patterns make your app's code more modular and forgiving when it comes to bug fixes and changes. In this article, you'll learn about the MVC...

Vardhan Agrawal • 18 Jan 2018
Design Patterns

Three Ways to Make Your Swift Code More Readable

Tutorial • Beginner

We all strive to make the best apps for our user, but often, we forget to consider the readability of our code. This can be a problem both for ourselves and...

Vardhan Agrawal • 16 Jan 2018
Machine Learning

How to Train a Core ML Model for an iOS App

Tutorial • Intermediate

Core ML makes it easy for iOS developers to add deep machine learning to their apps. Learn how you can train a Core ML model to derive intelligent insights.

Doron Katz • 31 Dec 2017
Machine Learning

Get Started With Natural Language Processing in iOS 11

Tutorial • Advanced

Core ML makes it easy for iOS developers to add deep machine learning to their apps. This tutorial will introduce you to a subset of machine learning:...

Doron Katz • 20 Dec 2017
Machine Learning

Get Started With Image Recognition in Core ML

Tutorial • Intermediate

Devices can now use their built-in cameras to accurately identify and label images. Learn to create an image classification app in Core ML.

Vardhan Agrawal • 13 Dec 2017
Coding Fundamentals

Accessibility for iOS Apps: Speech Recognition

Tutorial • Intermediate

Reach a larger audience by learning how to make your iOS apps more accessible. Here, we'll use AVAudioEngine to transcribe speech and display it as text.

Vardhan Agrawal • 8 Dec 2017