... language source file
.cc, .cpp C+ + language source file
.h Header file
.m Objective- C source file
.mm Objective- C+ + source file
.pl Perl source file
.o Object (compiled) file
Objective- C source files ... 429
Using NSData to Create Custom Archives 436
Using the Archiver to Copy Objects 439
Exercises 441
20 Introduction to Cocoa and Cocoa Touch 443
Framework Layers 443
Cocoa Touch 444
21 Writing ... entire C language
before learning Objective- C is wrong. C is a procedural language containing many features
that are not necessary for programmingin Objective- C, especially at the novice level. In
fact,...
... of programmingin Objective- C
rests on the extensive frameworks that are available.
Chapter 2, Programmingin Objective- C, ” begins by teaching you how to write your
first program in Objective- C.
Because ... be
printed at the points indicated by the next two occurrences of the %i characters in the
format string.
Summary
After reading this introductory chapter on developing programs in Objective- C, you
should ... Object, Anyway? 27
Instances and Methods 28
An Objective- C Class for Working with Fractions 30
The @interface Section 33
Choosing Names 34
Class and Instance Methods 35
The @implementation Section...
... and create socket-based connections.
ã System.Windows.dll: This assembly includes many of the classes for building
Silverlight user interfaces, including basic elements, shapes and brushes, classes ... hardly a line of your own code (Chapter 21).
ã XAML debugging: You can now troubleshoot data binding errors by placing a
breakpoint in your data binding expression (Chapter 20).
ã Child windows: ... If one application downloads an assembly and places it in the browser cache,
another application that uses assembly caching can use it.
www.it-ebooks.info
CHAPTER 1 INTRODUCING SILVERLIGHT...
... in C# . However, the type has a few
non–CLS-compliant constructs causing the C# compiler to complain about the code.
using System;
// Tell compiler to check for CLS compliance
[assembly: CLSCompliant(true)] ... performing advanced engineering or financial
calculations. Through the CLR, you can write the I/O portions of your application in C# and then write
the engineering calculations part in APL. The CLR ... any other programming
language can access the construct.
Consider the following type definition, which contains a constructor, a finalizer, some overloaded
operators, a property, an indexer,...
... an SAP proj-
ect. And by covering SAP technology from several different perspectives including cut-
ting edge insight related to SAP and cloud computing, more experienced technical read-
ers ... in the first place. Successfully develop-
ing and executing against this kind of deployment mindset brings up another dimension
of business architecture and the SAP business roadmap in particular: ... reflecting
industry best practices in their software. By adopting SAP best practices rather than
inventing their own, companies can more efficiently and effectively serve their customers,
constituents,...
... Sorting pattern.
#include <algorithm>
using std::swap;
template <class T>
int indexOfSmallest(const T a[], int startIndex,
int sentinelIndex)
{
int min = a[startIndex],
indexOfMin ... member functions split and join.
Fully test all classes.
3. A vending machine accepts coins whose values sum to the price of a product or whose sum
exceeds the purchase price by one coin of any ... {
min = a[index];
indexOfMin = index;
//min is the smallest of a[startIndex]
//through a[index]
}
return indexOfMin;
}
template <class T>
int split(T a[], int begin, int end)
{
int...
... not C programs.) Unlike C, C+ +
has facilities for classes and so can be used for object-oriented programming.
■
C+ + AND OBJECT-ORIENTED PROGRAMMING
Object-oriented programming (OOP) is a currently ... 2:21 PM
1
C+ + Basics
1.1 INTRODUCTION TO C+ + 2
Origins of the C+ + Language 2
C+ + and Object-Oriented Programming 3
The Character of C+ + 3
C+ + Terminology 4
A Sample C+ + Program 4
1.2 VARIABLES, ... program-
ming technique. The main characteristics of OOP are encapsulation, inheritance, and
polymorphism. Encapsulation is a form of information hiding or abstraction. Inherit-
ance has to do...
... way of writing decimal fractions. When written in this form
a
double constant must contain a decimal point. No number constant (either integer
or floating-point) in C+ + may contain a comma.
ass
i
gn
i
ng
int ... following the
backslash
does not have the same meaning as the character appearing by itself. Such a
sequence is called an escape sequence. The sequence is typed in as two characters with
no space ... meaning as the number it
names. To change a named constant, you need only change the initializing value in the
const variable declaration. The meaning of all occurrences of BRANCH_COUNT, for
instance,...
... the screen. Notice that the
\n goes inside the quotes. In C+ +, going to the next line is considered to be a special
character, and the way you spell this special character inside a quoted string ... file containing your code:
#include <iostream>
using namespace std;
■
OUTPUT USING cout
The values of variables as well as strings of text may be output to the screen using cout.
Any combination ... you can always assign a value of an integer type to a variable of a
floating-point type, as in
double d = 5;
In such cases C+ + performs an automatic type cast, converting the 5 to 5.0 and placing
5.0...
... read in integers, floating-point numbers, or characters using
cin. Later in
this book we will discuss the reading in of other kinds of data using
cin.
cin
S
TATEMENTS
A cin statement sets variables ... Exercises 39
■ The object cerr is used for error messages. In a typical environment, cerr behaves
the same as
cout.
■ The object cin is used for console input.
■ In order to use cin, cout, or cerr, ... spacing in include directives. Thus,
it is safest to type an
include directive with no extra space: no space before the #, no
space after the
#, and no spaces inside the <>.
An include...
...
the Cat.
Lewis Carroll,
Alice in Wonderland
INTRODUCTION
As in most programming languages, C+ + handles flow of control with branch-
ing and looping statements. C+ + branching and looping ... compiler groups items
according to rules known as precedence rules. Most of the precedence rules for C+ +
are given in Display 2.3. The table includes a number of operators that are not dis-
cussed ... Programming Projects 41
PROGRAMMING PROJECTS
1. A metric ton is 35,273.92 ounces. Write a program that will read the weight of a package of
breakfast cereal in ounces and output the weight in...