IOS 8 App Development Essentials

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This book is currently under development with new chapters added regularly.

© 2014 Neil Smyth / Payload Media. This eBook is provided for personal use only. Unauthorized use, reproduction and/or distribution strictly prohibited. All rights reserved.

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A Guided Tour of Xcode 6 Testing Apps on iOS 8 Devices with Xcode 6 Configuring Xcode with Apple IDs Generating Signing Identities Device Registration Manually Adding Test Devices Running an Application on a Registered Device An Introduction to Swift Playgrounds What is a Swift Playground? Creating a New Swift Playground A Basic Swift Playground Example Playground Timelines Working with UIKit in Playgrounds When to Use Swift Playgrounds Swift Data Types, Constants and Variables Using a Swift Playground Swift Data Types Integer Data Types Floating Point Data Types Bool Data Type Character Data Type String Data Type Special Characters/Escape Sequences Swift Variables Swift Constants Declaring Constants and Variables Type Annotations and Type Inference Type Casting and Type Checking The Swift Tuple The Swift Optional Type Swift Operators and Expressions Expression Syntax in Swift The Basic Assignment Operator Swift Arithmetic Operators Compound Assignment Operators Increment and Decrement Operators Comparison Operators Boolean Logical Operators Range Operators The Ternary Operator Bitwise Operators Bitwise NOT Bitwise AND Bitwise OR Bitwise XOR Bitwise Left Shift Bitwise Right Shift Compound Bitwise Operators Swift Flow Control Looping Flow Control The Swift for Statement The Condition-Increment for Loop The for-in Loop The while Loop The do ... while loop Breaking from Loops The continue Statement Conditional Flow Control Using the if Statement Using if ... else … Statements Using if ... else if ... Statements The Swift Switch Statement Why Use a switch Statement? Using the switch Statement Syntax A Swift switch Statement Example Combining case Statements Range Matching in a switch Statement Using the where statement Fallthrough An Overview of Swift Functions and Closures What is a Function? How to Declare a Swift Function Calling a Swift Function Declaring External Parameter Names Declaring Default Function Parameters Returning Multiple Results from a Function Variable Numbers of Function Parameters Parameters as Variables Working with In-Out Parameters Functions as Parameters Closure Expressions Closures in Swift The Basics of Object Oriented Programming in Swift What is an Object? What is a Class? Declaring a Swift Class Adding Instance Properties to a Class Defining Methods Declaring and Initializing a Class Instance Initializing and Deinitializing a Class Instance Calling Methods and Accessing Properties Stored and Computed Properties Using self in Swift An Introduction to Swift Inheritance Inheritance, Classes and Subclasses A Swift Inheritance Example Extending the Functionality of a Subclass Overriding Inherited Methods Initializing the Subclass Using the SavingsAccount Class Working with Array and Dictionary Collections in Swift Mutable and Immutable Collections Swift Array Initialization Working with Arrays in Swift Array Item Count Accessing Array Items Appending Items to an Array Inserting and Deleting Array Items Array Iteration Swift Dictionary Collections Swift Dictionary Initialization Dictionary Item Count Accessing and Updating Dictionary Items Adding and Removing Dictionary Entries Dictionary Iteration The iOS 8 Application and Development Architecture

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