Mastering Swift 2

Mastering Swift 2

by Jon Hoffman
Released
Publisher(s): Packt Publishing
ISBN: None

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Book description

None

Table of contents

  1. Mastering Swift 2
    1. Table of Contents
    2. Mastering Swift 2
    3. Credits
    4. About the Author
    5. About the Reviewer
    6. www.PacktPub.com
      1. Support files, eBooks, discount offers, and more
        1. Why subscribe?
        2. Free access for Packt account holders
    7. Preface
      1. What this book covers
      2. What you need for this book
      3. Who this book is for
      4. Conventions
      5. Reader feedback
      6. Customer support
        1. Downloading the example code
        2. Downloading the color images of this book
        3. Errata
        4. Piracy
        5. Questions
    8. 1. Taking the First Steps with Swift
      1. What is Swift?
        1. Swift features
      2. Playgrounds
        1. Getting started with Playgrounds
        2. iOS and OS X Playgrounds
        3. Showing images in a Playground
        4. Creating and displaying graphs in Playgrounds
        5. What Playgrounds are not
        6. Swift language syntax
        7. Comments
        8. Semicolons
        9. Parentheses
        10. Curly braces
        11. An assignment operator does not return a value
        12. Spaces are optional in conditional and assignment statements
      3. Hello World
      4. Summary
    9. 2. Learning about Variables, Constants, Strings, and Operators
      1. Constants and variables
        1. Defining constants and variables
        2. Type safety
        3. Type inference
        4. Explicit types
        5. Numeric types
          1. Integers
          2. Floating-point
        6. The Boolean type
        7. The string type
        8. Optional variables
        9. Enumerations
      2. Operators
        1. The assignment operator
        2. Comparison operators
        3. Arithmetic operators
        4. The remainder operator
        5. Increment and decrement operators
        6. Compound assignment operators
        7. The ternary conditional operator
        8. The logical NOT operator
        9. The logical AND operator
        10. The logical OR operator
      3. Summary
    10. 3. Using Collections and Cocoa Data Types
      1. Swift collection types
      2. Mutability
      3. Arrays
        1. Creating and initializing arrays
        2. Accessing the array elements
        3. Counting the elements of an array
        4. Is the array empty?
        5. Appending to an array
        6. Inserting a value into an array
        7. Replacing elements in an array
        8. Removing elements from an array
        9. Adding two arrays
        10. Reversing an array
        11. Retrieving a subarray from an array
        12. Making bulk changes to an array
        13. Algorithms for arrays
          1. sortInPlace
          2. sort
          3. filter
          4. map
          5. forEach
        14. Iterating over an array
      4. Dictionaries
        1. Creating and initializing dictionaries
        2. Accessing dictionary values
        3. Counting key or values in a dictionary
        4. Is the dictionary empty?
        5. Updating the value of a key
        6. Adding a key-value pair
        7. Removing a key-value pair
      5. Set
        1. Initializing a set
        2. Inserting items into a set
        3. The number of items in a set
        4. Checking whether a set contains an item
        5. Iterating over a set
        6. Removing items in a set
        7. Set operations
      6. Tuples
      7. Using Cocoa data types
        1. NSNumber
        2. NSString
        3. NSArray
        4. NSDictionary
      8. Foundation data types
      9. Summary
    11. 4. Control Flow and Functions
      1. What we have learned so far
        1. Curly brackets
        2. Parentheses
      2. Control flow
        1. Conditional statements
          1. The if statement
          2. Conditional code execution with the if-else statement
        2. The for loops
          1. Using the for loop variant
          2. Using the for-in loop variant
        3. The while loop
          1. Using the while loop
          2. Using the repeat-while loop
        4. The switch statement
        5. Using case and where statements with conditional statements
          1. Filtering with the where statement
          2. Filtering with the for-case statement
          3. Using the if-case statement
        6. Control transfer statements
          1. The continue statement
          2. The break statement
          3. The fallthrough statement
          4. The guard statement
      3. Functions
        1. Using a single parameter function
        2. Using a multiparameter function
        3. Defining a parameter's default values
        4. Returning multiple values from a function
        5. Returning optional values
        6. Adding external parameter names
        7. Using variadic parameters
        8. Parameters as variables
        9. Using inout parameters
        10. Nesting functions
      4. Putting it all together
      5. Summary
    12. 5. Classes and Structures
      1. What are classes and structures?
        1. Similarities between classes and structures
        2. Differences between classes and structures
        3. Value versus reference types
      2. Creating a class or structure
        1. Properties
        2. Stored properties
        3. Computed properties
        4. Property observers
        5. Methods
      3. Custom initializers
        1. Internal and external parameter names
        2. Failable initializers
      4. Inheritance
      5. Overriding methods and properties
        1. Overriding methods
        2. Overriding properties
        3. Preventing overrides
      6. Protocols
      7. Protocol syntax
        1. Property requirements
        2. Method requirements
        3. Optional requirements
      8. Extensions
      9. Memory management
        1. Reference versus value types
        2. The working of ARC
        3. Strong reference cycles
      10. Summary
    13. 6. Using Protocols and Protocol Extensions
      1. Protocols as types
      2. Polymorphism with protocols
      3. Type casting with protocols
      4. Protocol extensions
      5. Summary
    14. 7. Writing Safer Code with Availability and Error Handling
      1. Error handling prior to Swift 2.0
      2. Error handling in Swift 2
        1. Representing errors
        2. Throwing errors
        3. Catching errors
      3. The availability attribute
      4. Summary
    15. 8. Working with XML and JSON Data
      1. XML and JSON
      2. Common files
      3. XML and the NSXMLParser class
      4. Using the NSXMLParserDelegate protocol
      5. Parsing XML documents
        1. XML and NSXMLDocument
      6. XML and manually building XML documents
      7. JSON and NSJSONSerialization
        1. Parsing a JSON document
        2. Creating a JSON document
      8. Summary
    16. 9. Custom Subscripting
      1. Introducing subscripts
      2. Subscripts with Swift arrays
      3. Read and write custom subscripts
      4. Read-only custom subscripts
      5. Calculated subscripts
      6. Subscript values
      7. Subscripts with ranges
      8. External names for subscripts
      9. Multidimensional subscripts
      10. When not to use a custom subscript
      11. Summary
    17. 10. Using Optional Types
      1. Introducing optionals
      2. The need for optional types in Swift
        1. Defining an optional
        2. Using optionals
          1. Forced unwrapping an optional
          2. Optional binding
          3. Returning optionals from functions, methods, and subscripts
          4. Using optionals as a parameter in a function or method
          5. Optional types with tuples
      3. Optional chaining
        1. The nil coalescing operator
      4. Summary
    18. 11. Working with Generics
      1. An introduction to generics
      2. Generic functions
      3. Generic types
      4. Associated types
      5. Summary
    19. 12. Working with Closures
      1. An introduction to closures
      2. Simple closures
      3. Shorthand syntax for closures
      4. Using closures with Swift's array algorithms
      5. Standalone closures and good style guidelines
      6. Changing functionality
      7. Selecting a closure based on results
      8. Creating strong reference cycles with closures
      9. Summary
    20. 13. Using Mix and Match
      1. What is mix and match
      2. Using Swift and Objective-C together in the same project
        1. Creating the project
        2. Adding Swift file to the Objective-C project
        3. The Objective-C bridging header file – part 1
        4. Adding the Objective-C file to the project
        5. The Messages Objective-C class
        6. The Objective-C bridging header file – part 2
        7. The MessageBuilder Swift class – accessing Objective-C code from Swift
        8. The Objective-C class – accessing Swift code from Objective-C
      3. Summary
    21. 14. Concurrency and Parallelism in Swift
      1. Concurrency and parallelism
        1. Grand Central Dispatch
        2. Creating and managing dispatch queues
          1. Creating queues with the dispatch_queue_create() function
            1. Creating concurrent dispatch queues with the dispatch_queue_create() function
            2. Creating a serial dispatch queue with the dispatch_queue_create() function
          2. Requesting concurrent queues with the dispatch_get_global_queue() function
          3. Requesting the main queue with the dispatch_get_main_queue() function
          4. Using the dispatch_after() function
          5. Using the dispatch_once() function
        3. Using NSOperation and NSOperationQueue types
          1. Using the NSBlockOperation implementation of NSOperation
          2. Using the addOperationWithBlock() method of the operation queue
          3. Subclassing the NSOperation class
      2. Summary
    22. 15. Swift Formatting and Style Guide
      1. What is a programming style guide?
      2. Your style guide
        1. Do not use semicolons at the end of statements
        2. Do not use parentheses for conditional statements
        3. Naming
          1. Classes
          2. Functions and methods
          3. Constants and variables
          4. Indenting
        4. Comments
        5. Using the self keyword
        6. Types
        7. Constants and variables
        8. Optional types
          1. Use optional binding
          2. Use optional chaining over optional binding for multiple unwrapping
        9. Use type inference
        10. Use shorthand declaration for collections
        11. Use for-in loops over for loops
        12. Use switch rather than multiple if statements
        13. Don't leave commented-out code in your application
        14. Grand Central Dispatch
        15. Set the attribute in the dispatch_queue_create() function
        16. Use a reverse DNS name for the tag parameter of the dispatch_queue_create() function
        17. Use dispatch_get_global_queue() over dispatch_queue_create()
      3. Summary
    23. 16. Network Development with Swift
      1. What is network development?
      2. An overview of the URL session classes
        1. NSURLSession
        2. NSURLSessionConfiguration
        3. NSURLSessionTask
        4. Using the NSURL class
        5. NSMutableURLRequest
        6. NSURLHTTPResponse
      3. REST web services
      4. Making an HTTP GET request
      5. Making an HTTP POST request
      6. Checking network connection
      7. RSNetworking2 for Swift 2
        1. RSURLRequest
        2. RSTransaction and RSTransactionRequest
          1. RSTransaction
          2. RSTransactionRequest
          3. Extensions
      8. Summary
    24. 17. Adopting Design Patterns in Swift
      1. Value versus reference types
      2. What are design patterns
      3. Creational patterns
        1. The singleton design pattern
        2. The builder design pattern
        3. The factory method pattern
      4. Structural design patterns
        1. The bridge pattern
        2. The façade pattern
        3. The proxy design pattern
      5. Behavioral design patterns
        1. The command design pattern
        2. The strategy pattern
      6. Summary
    25. Index

Product information

  • Title: Mastering Swift 2
  • Author(s): Jon Hoffman
  • Release date:
  • Publisher(s): Packt Publishing
  • ISBN: None