... the modification has occurred. However, this doesn’t mean that a change
can’t be rolled back, because the trigger has direct access to the modified row and
as such can roll back any modification. ... the connection
23 cnnUserMan = new SqlConnection(STR_CONNECTION_STRING);
24 cnnUserMan.Open();
25
26 // Instantiate and initialize command
27 cmmUser = new SqlCommand(“SELECT * FROM viwUser”, cnnUserMan);
28 ... constraint in some situations, because a trigger can access columns
in other tables, unlike a constraint, which can only access columns in the current
table or row. If your code is to handle your business...
...
Bệnh c a 12 đôi dây thần kinh sọ não
C c nhà giải phẫu từ lâu đã phát hiện ra 12 đôi dây thần kinh xuất phát từ não,
chui qua cc lỗ c a hộp sọ, phân nhánh vào cc cơ ở đầu, mặt, c và c ... não. Chúng nhận c m gi c về cc
mùi khi ngửi. Rối loạn về ngửi c thể do viêm niêm m c mũi, do thịt thừa (pôlip).
Tình trạng mất hẳn c m gi c ngửi c thể do cc sợi này bị chèn ép do u ho c bị ... động cc cơ vùng hầu, c m gi c 1/3 sau lưỡi. Dây số 9 không bao
giờ bị liệt riêng.
Dây số 10 - dây thần kinh phế vị - là dây th c vật phó giaoc m lớn nhất c a c
thể, chi phối vận động, c m...
... basic concepts and terminology of object-oriented
programming.
Use common objects and references types.
Create, initialize, and destroy objects in a C# application.
Build new C# classes ... sample.
xii Programmingwith C#
Trainer Materials Compact Disc Contents
The Trainer Materials compact disc contains the following files and folders:
Autorun.exe. When the CD is inserted ...
Experience programming in C, C+ +, Visual Basic, Java, or another
programming language
Familiarity with the Microsoft .NET strategy as described on the Microsoft
.NET Web site (http://www.microsoft.com/net/)...
... YOUR OWN CLASSES
CHAPTER 9: DESIGNING CLASSES 227
Class Design 228
Scope 230
Block Scope 231
Local Scope 232
Class Scope 232
Namespace Scope 233
Visualizing Scope 233
Why Does C# Support Scope? ... from
which you can select to view the source code for
the fi le you just right-clicked. You can move to
the Solution Explorer menu bar and click the
source code icon to view the code that ... development company (Ecosoft, Inc.) in 1977. The company’s main
product was a statistics package (Microstat) that he wanted to rewrite in a
new language called C. Lacking a suitable C compiler,...
... Classes
Object Oriented
Programming with C+ +/
Session 1/ 19 of 50
Method (Contd.)
•
The black box actually contains
code (sequences of computer
instructions) and data
(information which ... with C+ +/
Session 1/ 3 of 50
Session Objectives (Contd.)
•
Methods
•
Abstraction
•
Inheritance
•
Encapsulation
•
Polymorphism
■
Compare Classes with Structures
■
Describe Private and Public sections ... interface to the object.
Object Oriented
Programming with C+ +/
Session 1/ 37 of 50
Using the class
begin program
class exampleclass{ // specify a class
private:
object_data is an integer; // class...
... private:
static int count:
int car_number;
char name[30];
public:
race_cars(){count++;} //constructor to increment count
~race_cars(){count ;} //destructor to decrement count
};
int race_cars::count;
The ... //error
Object Oriented
Programming with C+ +/
Session 2/ 29 of 37
The count is common
Count:
3 cars in the race
Object Oriented
Programming with C+ +/
Session 2/ 28 of 37
Example
class race_cars{
... as a private
category of the class, the non-member
functions cannot access it.
If it is declared as public, then any member
of the class can access.
Static member can become a global...
... Locate your local offi ce at:
www.cengage.com/global
Cengage Learning products are represented in Canada by Nelson Education, Ltd.
To learn more about Course Technology, visit
www.cengage.com/coursetechnology
Purchase ... on the Course Technology Web
site (www.cengage.com/coursetechnology).
ELECTRONIC INSTRUCTOR’S MANUAL e Instructor’s Manual that
accompanies this textbook includes additional instructional ... Summary section follows the labs in each chapter. e Sum-
mary section recaps the programming concepts and commands covered in
the chapter.
KEY TERMS Following the Summary section in each chapter...
... introductory engineering programming
xii
Preface
course for students with no prior computer programming experi-
ence in either C or Fortran. Each section covered includes student
exercises and programming ... ENIAC.
After World War
II,
research into the design and construction of elec-
tronic computing machines accelerated and has not slowed, even to
this day.
Computer
Programming
C
omputer programming ... process by which we instruct
a computer to perform a useful calculation or process. The
computer can easily be described as an
idiot
savant,
a term
used by psychiatry to describe mental conditions...
... Toronto
2 ELEMENTARY C+ + PROGRAMMING [CHAP. 1
Use their GCC package which includes a C+ + compiler and their Emacs editor. For DOS
systems, use their DJGPP which includes a C+ + compiler.
1.2 SOMESIMPLEPROGRAMS
Now ... ix
AppendixA CharacterCodes 342
A.1 TheASCIICode 342
A.2 Unicode 346
AppendixB StandardC++Keywords 348
AppendixC StandardC++Operators 351
AppendixD StandardC++ContainerClasses 353
D.1 THE vector CLASSTEMPLATE ... standard output device which is usually the computer
screen. The last two characters
\n represent the newline character. When the output device encounters
that character, it advances to the beginning...
... been declared before the class
Student.
Object Oriented
Programming with C+ +/
Session 3/ 20 of 35
Friend classes (Contd.)
class beta{
public:
void display(alpha d) //can access alpha
{cout<<d.data;}
void ...
placed in
function
Code
placed
inline
Object Oriented
Programming with C+ +/
Session 3/ 13 of 35
Friend Functions (Contd.)
class Teacher{
private:
int th_data;
public:
void getteachdata();
friend ...
Programming with C+ +/
Session 3/ 19 of 35
Friend classes (Contd.)
When all or most of the functions of a particular
class have to gain access to your class, you can
consider allowing the whole class...
... are objects of a class.
Object Oriented Programmingwith C+ +/ Session
4/ 43 of 49
Conversion between Objects (Contd.)
objectA = objectB;
objectA: object of destination class
objectB: object of ... = 2.0; //uses second constructor
}
Object Oriented Programmingwith C+ +/ Session
4/ 47 of 49
Constructor Function in Destination Class
LFeet::LFeet(LMetres dm)//constructor function
{
float ... object of source class.
■
Conversion of objects of two different classes can
be achieved with:
•
One-argument constructor defined in the
destination class.
•
Or a conversion function defined...