singleton design pattern in c with example
Introduction to Design Patterns in C#
Ngày tải lên :
18/10/2013, 17:15
... Writing Windows C# Programs 47
Objects in C# 47
Managed Languages and Garbage Collection 48
Classes and Namespaces in C# 48
Building a C# Application 49
The Simplest Window Program in C# ...
classes. Thus, the second major precept suggested by Design Patterns is
Favor object composition over inheritance.
C# Design Patterns
Each of the 23 patterns in Design Patterns is discussed, at least ... system. Characters and strings in C# are always 16 bits
wide: to allow for representation of characters in non-Latin languages. It
uses a character coding system called Unicode, in which thousands...
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programming in c# with visual studio 2010 vol i (microsoft)
Ngày tải lên :
24/01/2014, 19:37
... C# Code with Ruby and Python 15-4
Lesson 2: Accessing COM Components from Visual C# 15-19
Lab: Integrating Visual C# Code with Dynamic Languages and COM
Components 15-36
ii Programming in ... Generic Types
Lesson 1: Using Collections 12-4
Lab A: Using Collections 12-22
Lesson 2: Creating and Using Generic Types 12-28
Lesson 3: Defining Generic Interfaces and Understanding Variance ... Project dialog box, specify the following settings for the project,
and then click OK:
a. In the Installed Templates list, under Visual C# , click Windows.
b. In the center pane, click Console...
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programming in c# with visual studio 2010 vol II (microsoft)
Ngày tải lên :
24/01/2014, 19:43
...
IMeasuringDeviceWithProperties interface
4. Modify the class declaration to implement the
IMeasuringDeviceWithProperties interface instead of the
ILoggingMeasuringDevice interface.
The IMeasuringDeviceWithProperties interface ... interface inherits from the
ILoggingMeasuringDevice interface, so modifying the declaration will not
break compatibility with existing applications; the class can still be cast as an
instance ... Using LINQ to Query Data 14-47
Module 15: Integrating Visual C# Code with Dynamic Languages and COM
Components
Lesson 1: Integrating Visual C# Code with Ruby and Python 15-4
Lesson 2: Accessing...
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Tài liệu Pro .NET 2.0 Code and Design Standards in C# docx
Ngày tải lên :
14/02/2014, 10:20
... WINDOWS PrintController prtc prtcName
53W WINDOWS PrintDocument prtd prtdName
54W WINDOWS PrinterSettings prts prtsName
55W WINDOWS Process pcs pcsName
56W WINDOWS Rectangle rec recName
57W WINDOWS ... they work. In
this chapter we examine the Abstract Factory, Factory Method, and Singleton patterns.
Chapter 11: Structural Patterns
This chapter examines structural patterns. Classes can be manipulated ... application, and data architectures.
Chapter 6: Design Structure
In this chapter we start to apply the concepts that were discussed in the design policy by using
structural design. Architectures are mapped...
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Tài liệu Pragmatic Unit Testing in C# with NUnit pptx
Ngày tải lên :
16/02/2014, 13:20
... tests in the automated build, or manually at the be-
ginning of the day while catching up on email, and run the
STRUCTURING UNIT TESTS 33
CreateSimpleAccount()
CreateDefaultAccount()
CreateDupAccount()
AccountTest.cs
(Internal ... 33
CreateSimpleAccount()
CreateDefaultAccount()
CreateDupAccount()
AccountTest.cs
(Internal Only)
CreateAccount()
Account.cs
(Delivered)
Figure 3.1: Test Code and Production Code
the cold world all alone, without the test code. Th i s t ypically
means ... somewhere inconvenient, such as in the
upper atmosphere).
Does It Document My Intent?
One nice side-effect of unit testing is that it helps you commu-
nicate the code’s intended use. In eff ect ,...
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Pro .NET 2.0 Code and Design Standards in C# ppt
Ngày tải lên :
05/03/2014, 21:20
... Color clr clrName
8W WINDOWS ColorPalette clrp clrpName
9W WINDOWS ComboBox cb cbName
10W WINDOWS ContextMenu ctm ctmName
11W WINDOWS CrystalReportViewer crv crvName
12W WINDOWS Cursor csr csrName
13W ... parentheses of type casts
ã Insert space within flow control construct parentheses
ã Insert space after cast
ã Spacing for brackets
ã Insert space before open square bracket
ã Insert space within empty ... enterprise code, it is not always practical or
politically acceptable to incur the upfront overhead costs of developing generic code and then
specializing it in a domain application.
What
Developing code...
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Programming 8-BIT PIC Microcontrollers in C with interactive hardware simulation pot
Ngày tải lên :
06/03/2014, 17:20
... Labcenter Electronics Ltd.
Custom Computer Services Inc. ( www.ccsinfo.com )
Custom Computer Services Inc. specializes in compilers for PIC microcontrollers. The
main range comprises PCB compiler ... reference source.
PIC, PICmicro, MPLAB, MPASM, PICkit, dsPIC, and PICDEM are trademarks of
Microchip Technology Inc.
Labcenter Electronics ( www.labcenter.co.uk )
Labcenter Electronics is ... www.newnespress.com
Preface
This book is the third in a series, including
●
PIC Microcontrollers: An Introduction to Microelectronic Systems.
●
Interfacing PIC Microcontrollers: Embedded Design...
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Introduction to Design Patterns in C# doc
Ngày tải lên :
08/03/2014, 11:20
... continue to the end of the current line. C# also recognizes C-
style comments which begin with /* and continue through any number of
lines until the */ symbols are found.
/ /C# single-line comment ... by Design Patterns is
Favor object composition over inheritance.
C# Design Patterns
Each of the 23 patterns in Design Patterns is discussed, at least one
working program example for that pattern ... C# comment style*/
/* also can go on
for any number of lines*/
You can’t nest C# comments; once a comment begins in one style it
continues until that style concludes.
Your initial reaction...
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Introduction to Design Patterns in C# pot
Ngày tải lên :
14/03/2014, 20:20
... space characters (non printing
characters that cause the printing position to change) can be represented
by preceding special characters with a backslash, as shown in Table 2-2.
Since the backslash ...
Creating Singleton Using a Static Method 145
Exceptions and Instances 146
Throwing the Exception 147
Creating an Instance of the Class 147
Providing a Global Point of Access to a Singleton ...
more about objects in the following chapters
Character Constants
You can represent individual characters by enclosing them in single
quotes:
char c = ‘q’;
C# follows the C convention that...
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Professional C# Design Pattern Applied potx
Ngày tải lên :
14/03/2014, 21:20
... Special Order
Validate Order
Check Inventory
Check Credit
Order Product
Check Inventory
Order Product
Inspect Product ID
Inspect Price
Inspect Quantity
Inspect Price
Inspect Date
Validate Special ... Decorator pattern
manipulates the concrete class:
interface
Document
Decorator
Concrete
DocumentDecoratorA DocumentDecoratorB DocumentDecoratorC
In the diagram above, suppose the Concrete class creates ... object diagrams that this class has two methods, CheckProductPrice()
and UnitsInStock():
public class ProductInventory {
ProductClass m_Inventory = new ProductClass();
public bool CheckProductPrice(int...
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C-Reactive Protein in Patients with Pulmonary Tuberculosis ppt
Ngày tải lên :
15/03/2014, 03:20
... 2009. Serum
C- reactive protein in patients with pulmonary C- Reactive Protein in Pulmonary Tuberculosis:
tuberculosis and malignant tumors of the chest. Correlation With Bacteriological Load and ... of
Infection., 17(1): 13-14. Disease. Infectious Diseases in Clinical Practice.,
23. Choi, C. M., C. I. Kang, W.K. Jeung, D.H. Kim, 17(5): 314-316.
C. H. Lee and J.J. Yim, 2007. Role of the C- reactive ... was
changes in the concentration of CRP in patients with applied to determine the statistical difference in gender
pulmonary tuberculosis infection. The CRP can serve as and the p-value #0.05 was considered...
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Hanly, koffman problem solving and program design in c
Ngày tải lên :
19/03/2014, 14:08
... communications, and the interaction among them, and is a customized blend
of an Electrical Engineering degree with a Computer Science degree.
The computer engineering curriculum includes courses ... silicon. An integrated cir-
cuit (IC) that is a full central processing unit is called a microprocessor. A CPU’s
current instruction and data values are stored temporarily inside the CPU in special ... offered within the same department. In fact, most
computer science curricula require one or more software engineering courses. An
SE degree can be considered a specialized degree within the confines...
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Kruse, ryba data structures and program design in c++ 2000
Ngày tải lên :
19/03/2014, 14:10
... such as .C, .cpp, .cxx,
or
.cc.
NAVIGATING THE DISK
ForinformationonusingtheAcrobattoolbarandotherAcrobatcommands,consult
the Help document within Acrobat. See especially the section “Navigating ... selecting
(go back) in the Acrobat toolbar.
➥ To find a particular topic, select the index icon ( ) in the left margin.
➥ To find a particular word in the current chapter, use the binoculars icon ... automatically produces both type-
set program listings and compiled program code. In this way, the reader gains
increased confidence in the accuracy of the computer program listings appearing
in the...
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Báo cáo khoa học: Crystal structure of the halotolerant c-glutamyltranspeptidase from Bacillus subtilis in complex with glutamate reveals a unique architecture of the solvent-exposed catalytic pocket docx
Ngày tải lên :
22/03/2014, 21:20
... La
Jolla, CA, USA) with forward primer 5Â-GAAACGATGC
ATTTGTCCTATGCCGACCGTGCGTC-3Â and reverse
primer 5Â-GACGCACGGTCGGCATAGGACAAATGCA
TCGTTTC-3Â. The sequence of the second PCR product was
also confirmed. ... reverse primer 5Â-
GGATCCTCGAG
CTCATTTACGTTTTAAATTAATGCCGAT-3Â (underlin-
ed sequences indicate NdeI and BamHI sites, respectively).
The PCR product was initially subcloned into pTA2 (Toyobo,
Osaka, ... poly -c- d-glutamic acid to the pep-
tidoglycan cell wall, and is therefore involved in link-
ing the capsule of poly -c- d-glutamic acid to the
bacterial envelope [20]. When the structure of CapD in
complex...
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