Gain a practical and solid understanding the iOS App Life Cycle to write code that maintains data integrity and provides a seamless experience for the user.
Enums are a fixed lists of known values. For example, content on the iTunes store is grouped into movie, music, software, and ebook. A situation like this lends itself to using an enum. Learn how in this article.
Swift is an object oriented programming language, supporting three different object types: classes, structs, and enums. In this article, you are going to take a closer look at all three of these object types in Swift.
Swift is an extremely safe language, which means it enforces code that is less likely to cause a crash. One of these safety features are optionals to express when a value may not exist. In this article you learn how to use optionals in Swift.
Swift comes with a range of built-in data types to work with text, numbers, and boolean values. This article is a high-level overview of Swift’s data types and how to use them.
Programming is all about manipulating data. Inside of a program, you use constants and variables to keep track of that data. This article shows how to use constants and variables in Swift.
Build your very first iOS App called Happy or Sad and learn how to use Labels and Buttons in your UI. This basic application lets users display their mood with an appropriate Emoji.
On first glance, Xcode might appear overwhelming with its many features and functions. But don’t worry, you will become familiar with it quickly with this tour of Xcode.
Do you have an idea for an app for the iPhone or iPad, but don’t know where to start? No problem! This article lists everything you need to get started writing apps for iOS devices.