Patricia Harris Ph.D. 
Understanding Coding with Apple Swift [PDF ebook] 

To help programmers develop new applications for both i OS and Mac computers, Apple launched Swift. With this easy-to-learn programming language, readers can create their own apps for i Phones and i Pads. Readers will learn how to write simple programs in Swift that take advantage of the coding language’s unique live view of development. Step-by-step instructions on how to code with Swift will surely make this an indispensible guide for young coders.