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Objective-C 2.0 Essentials

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About Objective-C Essentials


eBookFrenzy.com
Purchase the full edition of this Objective-C book in Print ($14.99) or eBook ($12.99) format
Objective-C 2.0 Essentials Print and eBook (ePub/PDF/Kindle) editions contain 31 chapters.

Buy Print

The Objective-C 2.0 Essentials online book contains 34 chapters of detailed information intended to provide everything necessary to gain proficiency as an Objective-C programmer for both Mac OS X and iPhone development.


Objective-C 2.0 Essentials - Second Edition

© 2012 Neil Smyth / Payload Media. This eBook is provided for personal use only. Unauthorized use, reproduction and/or distribution strictly prohibited. All rights reserved.


Table of Contents

  1. About Objective-C Essentials
    • Why are you reading this?
    • Supported Platforms

  2. The History of Objective-C
    • The C Programming Language
    • The Smalltalk programming Language
    • C meets Smalltalk
    • Objective-C and Apple



  3. Installing Xcode and Compiling Objective-C on Mac OS X
    • Installing Xcode on Mac OS X
    • Starting Xcode
    • Starting a New Project
    • Writing an Objective-C Application with Xcode
    • Compiling Objective-C from the Command Line

  4. Installing and using GNUstep and Objective-C on Windows
    • Downloading the GNUstep Packages
    • Installing MinGW and GNUstep on Windows
    • Running the GNUstep Shell
    • Testing the Installation

  5. Installing and Using GNUstep and Objective-C on Linux
    • Installing GNUstep on Ubuntu
    • Compiling Objective-C Code

  6. Building and Installing GNUstep on Linux
    • Installing gcc and Objective-C Support on Linux
    • Package Dependencies
    • Obtaining the GNUstep Source Code
    • Configuring the Build Process
    • Building GNUstep
    • Testing the Objective-C and GNUstep Installation
    • Compiling Objective-C Code

  7. Objective-C 2.0 Data Types
    • int Data Type
    • char Data Type
    • Special Characters/Escape Sequences
    • float Data Type
    • double Data Type
    • id Data Type
    • BOOL Data Type
    • Objective-C Data Type Qualifiers
    • long
    • long long
    • short
    • signed / unsigned

  8. Working with Variables and Constants in Objective-C
    • What is an Objective-C Variable
    • What is an Objective-C Constant?
    • Type Casting Objective-C Variables

  9. Objective-C Operators and Expressions
    • What is an Expression?
    • The Basic Assignment Operator
    • Objective-C Arithmetic Operators
    • Compound Assignment Operators
    • Increment and Decrement Operators
    • Comparison Operators
    • Boolean Logical Operators
    • The Ternary Operator
    • Bitwise Operators
    • Bitwise AND
    • Bitwise OR
    • Bitwise XOR
    • Bitwise Left Shift
    • Bitwise Right Shift
    • Compound Bitwise Operators

  10. Objective-C 2.0 Operator Precedence
    • An Example of Objective-C Operator Precedence
    • Objective-C Operator Precedence and Associativity
    • Overriding Operator Precedence

  11. Commenting Objective-C Code
    • Why Comment your Code?
    • Single Line Comments
    • Multi-line Comments

  12. Objective-C Flow Control with if and else
    • Using the if Statement
    • Using if ... else .. Statements
    • Using if ... else if .. Statements
    • Summary

  13. The Objective-C switch Statement
    • Why Use a switch Statement?
    • Using the switch Statement Syntax
    • A switch Statement Example
    • Explaining the Example
    • Combining case Statements



  14. Objective-C Looping - The for Statement
    • Why Use Loops?
    • Objective-C Loop Variable Scope
    • Creating an Infinite for Loop
    • Breaking Out of a for Loop
    • Nested for Loops
    • Breaking from Nested Loops
    • Continuing for Loops
    • Using for Loops with Multiple Variables

  15. Objective-C Looping with do and while Statements
    • The Objective-C while Loop
    • Objective-C do ... while loops
    • Breaking from Loops
    • The continue Statement

  16. An Overview of Objective-C Object Oriented Programming
    • What is an Object?
    • What is a Class?
    • Declaring an Objective-C Class Implementation
    • Adding Instance Variables to a Class
    • Define Class Methods
    • Declaring an Objective-C Class Implementation
    • Declaring, Initializing and Releasing a Class Instance
    • Calling Methods and Accessing Instance Data
    • Creating the Program Section
    • Bringing it all Together
    • Structuring Object-Oriented Objective-C Code

  17. Writing Objective-C Class Methods
    • Instance and Class Methods
    • Creating a New Class Method
    • The @interface Section
    • The @implementation Section
    • The main() Function

  18. Objective-C - Data Encapsulation, Synthesized Accessors and Dot Notation
    • Data Encapsulation
    • Synthesized Accessor Methods
    • Direct Access to Encapsulated Data
    • Objective-C and Dot Notation
    • Controlling Access to Instance Variables

  19. Objective-C Inheritance
    • Inheritance, Classes and Subclasses
    • An Objective-C Inheritance Example
    • Extending the Functionality of a Subclass
    • Overriding Inherited Methods

  20. Pointers and Indirection in Objective-C
    • How Variables are Stored
    • An Overview of Indirection
    • Indirection and Objects
    • Indirection and Object Copying

  21. Objective-C Dynamic Binding and Typing with the id Type
    • Static Typing vs Dynamic Typing
    • Dynamic Binding
    • Polymorphism

  22. Objective-C Variable Scope and Storage Class
    • Variable Scope
    • Block Scope
    • Function Scope
    • Global Scope
    • File Scope
    • Variable Storage Class



  23. An Overview of Objective-C Functions
    • What is a Function?
    • How to Declare an Objective-C Function
    • Calling an Objective-C Function
    • Function Prototypes
    • Function Scope and the static Specifier
    • Static Variables in Functions

  24. Objective-C Enumerators
    • Why Use Enumerators
    • Declaring an Enumeration
    • Creating and Using an Enumeration
    • Enumerators and Variable Names

  25. An Overview of the Objective-C Foundation Framework
    • The Foundation Framework
    • Including the Foundation Headers
    • Finding the Foundation Framework Documentation

  26. Working with String Objects in Objective-C
    • Strings without NSString
    • Declaring Constant String Objects
    • Creating Mutable and Immutable String Objects
    • Getting the Length of a String
    • Copying a String
    • Searching for a Substring
    • Replacing Parts of a String
    • String Search and Replace
    • Deleting Sections of a String
    • Extracting a Subsection of a String
    • Inserting Text into a String
    • Appending Text to the End of a String
    • Comparing Strings
    • Checking for String Prefixes and Suffixes
    • Converting to Upper or Lower Case
    • Converting Strings to Numbers
    • Converting a String Object to ASCII

  27. Understanding Objective-C Number Objects
    • Creating and Initializing NSNumber Objects
    • Getting the Value of a Number Object
    • Comparing Number Objects
    • Getting the Number Object Value as a String

  28. Working with Objective-C Array Objects
    • Mutable and Immutable Arrays
    • Creating an Array Object
    • Finding out the Number of Elements in an Array
    • Accessing the Elements of an Array object
    • Accessing Array Elements using Fast Enumeration
    • Adding Elements to an Array Object
    • Inserting Elements into an Array
    • Deleting Elements from an Array Object
    • Sorting Array Objects

  29. Objective-C Dictionary Objects
    • What are Dictionary Objects?
    • Creating Dictionary Objects
    • Initializing and Adding Entries to a Dictionary Object
    • Getting an Entry Count
    • Accessing Dictionary Entries
    • Removing Entries from a Dictionary Object

  30. Working with Directories in Objective-C
    • The Objective-C NSFileManager, NSFileHandle and NSData Classes
    • Understanding Pathnames in Objective-C
    • Creating an NSFileManager Instance Object
    • Identifying the Current Working Directory
    • Changing to a Different Directory
    • Creating a New Directory
    • Deleting a Directory
    • Renaming or Moving a Directory
    • Getting a Directory File Listing
    • Getting the Attributes of a File or Directory

  31. Working with Files in Objective-C
    • Creating an NSFileManager Instance
    • Checking if a File Exists
    • Comparing the Contents of Two Files
    • Checking if a File is Readable/Writable/Executable/Deletable
    • Moving/Renaming a File
    • Copying a File
    • Removing a File
    • Creating a Symbolic Link
    • Reading and Writing Files with NSFileManager
    • Working with Files using the NSFileHandle Class
    • Creating an NSFileHandle Object
    • NSFileHandle File Offsets and Seeking
    • Reading Data from a File
    • Writing Data to a File
    • Truncating a File

  32. Constructing and Manipulating Paths with NSPathUtilities
    • The Anatomy of a Path
    • Finding a Temporary Directory
    • Getting the Current User's Home Directory
    • Getting the Home Directory of a Specified User
    • Extracting the Filename from a Path
    • Extracting the Filename Extension
    • Standardizing a Path
    • Extracting the Components of a Path

  33. Copying Objects in Objective-C
    • Objects and Pointers
    • Copying an Object in Objective-C using the <NSCopying> Protocol
    • <NSCopying> Protocol and copyWithZone Method Implementation
    • Performing a Deep Copy

  34. Using Objective-C Preprocessor Directives
    • The #define Statement
    • Creating Macros with the #define Statement
    • Changing the Objective-C Language with #define
    • Undefining a Definition with #undef
    • Conditional Compilation
    • The #import Directive


eBookFrenzy.com
Purchase the full edition of this Objective-C book in Print ($14.99) or eBook ($12.99) format
Objective-C 2.0 Essentials Print and eBook (ePub/PDF/Kindle) editions contain 31 chapters.

Buy Print


Table of ContentsNext
About Objective-C Essentials
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