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escape sequences, char

event-driven applications, Event-Driven Applications

events, Callbacks, Your First iOS Application

exclusive-or (XOR), Exclusive OR

EXC_BAD_ACCESS signal, String literals

EXIT_FAILURE, return

EXIT_SUCCESS, return

exponents, Floating-point numbers

expressions, A program with variables

conditional, if/else, For the More Curious: Conditional (ternary) operator

external variables, Memory management

F

%f, Tokens for displaying floating-point numbers

fast enumeration, NSArray

files

NSData and, Writing an NSData object to a file

NSError and, NSError

reading, Reading files with NSString

writing to, Writing Files with NSString and NSData

filtering, Filtering

first responder, Adding new tasks

flags (bitwise operators), Bitwise-AND

float (type), Types

casting and, Integer division

floating-point numbers, Floating-point numbers

for loop, The for loop

NSArray and, NSArray

format string, printf(), Tokens for displaying integers, Tokens for displaying floating-point numbers, Creating the Asset class

Foundation (framework), Objective-C and Foundation, Reference pages, Event-Driven Applications

Foundation.h header file, BNRAppDelegate

frames, Local variables, frames, and the stack, Looking at the frames in the debugger

frameworks, Objective-C and Foundation, Event-Driven Applications

free(), The Heap

functions, Functions

(see also methods)

arguments and, How do I write and use a function?

benefits of using, When should I use a function?, How do I write and use a function?

blocking, How functions work together

calling, How do I write and use a function?, How functions work together

declaring, How do I write and use a function?

defined, Where do I start writing code?

defining, How do I write and use a function?

explained, So what is a program?

frames of, Local variables, frames, and the stack

local variables, Local variables, frames, and the stack

in math.h, Functions for floating-point numbers

names of, Where do I start writing code?, How functions work together

parameters of, How do I write and use a function?, Local variables, frames, and the stack

pass-by-reference, Writing pass-by-reference functions

in programs, How functions work together

recipe metaphor for, So what is a program?

recursive, Recursion

return values of, return

writing, How do I write and use a function?

G

GDB debugger, How do I run my program?

getter methods, Accessor methods

property attributes and, Mutability

global variables, Global and static variables, Global variables

vs. #define, #define vs global variables

graphical user interface (see user interface )

GUI (see user interface )

guides, in developer documentation, Reference pages

H

.h (header files), Your First Class

header files, #include and #import

header files (.h), Your First Class

heap, The Heap

heap-based blocks, Memory management

helper functions, Adding a C helper function

helper objects, Callbacks, Helper objects

hexadecimal (base-16)

integers, Tokens for displaying integers

number system, Bitwise Operations

high-level languages, C and Objective-C

Human Interface Guidelines (HIG), Edit BNRDocument.xib

I

id (type), id

identical objects, NSSet/NSMutableSet

if construct, if/else

immutable objects, Immutable objects

implementation files (.m), Your First Class

#import, #include and #import

#include, #include and #import

increment operator (++), Operator shorthand

inheritance, Inheritance

init, Nesting message sends, init, Using accessors

initializers, init, init methods that take arguments

instance methods, More Messages

instance variables, Objects, Your First Class

inheritance and, Inheritance

object, Object Instance Variables

instances, Objects

instantiate (objects), NSError

int (type), Types, Boolean variables, Integers

casting and, Integer division

integers, Integers

Integrated Development Environment, Getting started with Xcode

Interface Builder, A look at Interface Builder

interface files (.h), Your First