header files in visual c 2008

... source, Func keySelector, 38 LINQ for Visual C# 2008 IComparer comparer); public static OrderedSequence ThenByDescending( this OrderedSequence source, Func keySelector); ... sequence inversely SkipWhile Projection DESCRIPTION ThenByDescending Partitioning OPERATOR Checks for an element presence into a sequence LINQ for Visual C# 2008 OPERATION OPERATOR DESCRIPTION ... SpaceToUnderscore(this string source) { char[] cArray = source.ToCharArray(); string result = null; foreach (char c in cArray) { if (Char.IsWhiteSpace (c) ) result += "_"; else result += c; } return...

Ngày tải lên: 10/12/2013, 23:15

... Pointers to Class Objects References to Class Objects C+ +/CLI Programming Defining Value Class Types Defining Reference Class Types Defining a Copy Constructor for a Reference Class Type Class Properties ... of a Vector Container Accessing the Elements in a Vector Inserting and Deleting Elements in a Vector Storing Class Objects in a Vector Sorting Vector Elements Storing Pointers in a Vector Double-Ended ... struct in C+ + What Is a struct? Defining a struct Initializing a struct Accessing the Members of a struct IntelliSense Assistance with Structures The struct RECT Using Pointers with a struct Data...

Ngày tải lên: 19/03/2014, 14:09

Ngày tải lên: 23/03/2014, 05:25

... 276 Chapter 11: Collections, Comparisons, and Conversions Collections 277 277 Using Collections Defining Collections Indexers Adding a Cards Collection to CardLib Keyed Collections and IDictionary ... xi ftoc.indd xi 3/24/08 5:46:03 PM Contents OOP in Windows Applications Summary Exercises Chapter 9: Defining Classes Class Definitions in C# Interface Definitions System.Object Constructors ... Projects Interfaces Versus Abstract Classes Struct Types Shallow Copying versus Deep Copying Summary Exercises Chapter 10: Defining Class Members Member Definitions Defining Fields Defining Methods...

Ngày tải lên: 09/08/2014, 14:21

... static void Main(string[] args) { string myString = “String defined in Main()”; Program.myString = “Global string”; Write(); Console.WriteLine(“\nNow in Main()”); Console.WriteLine(“Local myString ... blocks in which they are defined and any directly nested code blocks This also applies to other code blocks, such as those in branching and looping structures Consider the following code: int ... application that accepts a string from the user and outputs a string with the characters in reverse order Write a console application that accepts a string and replaces all occurrences of the string...

Ngày tải lên: 09/08/2014, 14:21

... defined in the interface Because the accessor defined by the interface is, by definition, public, you can only add nonpublic accessors Here’s an example: public interface IMyInterface { int MyIntProperty ... your classes and your enumerations will be contained in a class library project called Ch10CardLib This project will contain four cs files: Card.cs, which contains the Card class definition, Deck.cs, ... following code will do: using using using using using System; System.Collections.Generic; System.Linq; System.Text; Ch10CardLib; namespace Ch10CardClient { class Class1 { static void Main(string[]...

Ngày tải lên: 09/08/2014, 14:21

... CardOutOfRangeException cs, which you can add to the Ch13CardLib project with Project Add Class: public class CardOutOfRangeException : ApplicationException { private Cards deckContents; public Cards DeckContents ... Program.cs as follows: static void Main(string[] args) { Connection myConnection1 = new Connection(); myConnection1.Name = “First connection.”; Connection myConnection2 = new Connection(); myConnection2.Name ... Techniques To test this, use the following client code (in Ch13CardClient in the downloadable code for this chapter): Deck deck1 = new Deck(); try { Card myCard = deck1.GetCard(60); } catch (CardOutOfRangeException...

Ngày tải lên: 09/08/2014, 14:21

... the instance of the MDI container Change the constructor of the MDI parent form like this: public frmContainer() { InitializeComponent(); // Create a new instance of the child form MdiBasic.frmChild ... MergeAction Insert MergeIndex MergeAction Insert MergeIndex MergeAction Insert MergeIndex MergeAction Insert MergeIndex MergeAction Insert MergeIndex Name ToolStripMenuItemClose Text &Close MergeAction ... application consists of at least two distinct windows The first window you create is called an MDI container A window that can be displayed within that container is called an MDI child This chapter...

Ngày tải lên: 09/08/2014, 14:21

... stored inside the cache For the cache, the namespace System.Web.Caching and the class Cache are needed Adding an object to the cache is shown in the following example: Cache.Add(“mycache”, myobj, ... JavaScript in the browser, and hackers can use different JavaScript functions that accept incorrect input It is absolutely necessary to check the data on the server Checking the data on the client ... DataTypeCheck Using DataTypeCheck, the input value can be checked to determine whether it is of a specific data type, e.g., correct date input CustomValidator If the other validator controls...

Ngày tải lên: 09/08/2014, 14:21

... Console.Write(“{0,-20}”, column); } Console.WriteLine(); foreach (Dictionary row in myData) { foreach (string column in columns) { Console.Write(“{0,-20}”, row[column]); } Console.WriteLine(); } Console.ReadKey(); ... return instantiated Stream objects The DirectoryInfo Class The DirectoryInfo class works exactly like the FileInfo class It is an instantiated object that represents a single directory on a machine ... d = Encoding.UTF8.GetDecoder(); d.GetChars(byData, 0, byData.Length, charData, 0); These lines create a Decoder object based on the UTF-8 encoding schema, which is the Unicode encoding schema...

Ngày tải lên: 09/08/2014, 14:21

... First, you need to connect to your data source This is done by creating a connection object using a connection string The connection string is just a character string containing the name of the provider ... data source Try It Out Reading from an Access Database Create a new console application called ReadingAccessData in the directory C: \BegVCSharp\Chapter28 Begin by adding the using directives for ... descending select cg ; Finally, you some output formatting, printing a header for the Country and Total Sales columns in the result, and then in the foreach processing loop printing the two columns...

Ngày tải lên: 09/08/2014, 14:21

... factorize a number according to certain rules Use GetFactor()to factorize a number according to the rules defined by the IncludeOne and IncludeSelf properties Examine the code for DocumentedClass ... defined on the class, by using the GetMembers()method: foreach (MemberInfo member in t.GetMembers ( BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static)) ... factors of a number Property IncludeOne bool public Include in GetFactors() result Property IncludeSelf bool public Include self in GetFactors() result 1060 c3 1.indd 1060 3/25/08 12:36:36 PM Chapter...

Ngày tải lên: 09/08/2014, 14:21

... at code later in this chapter Contracts Contracts define how WCF services can be used Several types of contract can be defined: ❑ Service contract: Contains general information about a service ... the Internet In this chapter you learn about the principles behind WCF and how you can create and consume WCF services from your application code Included are the following topics: ❑ ❑ WCF concepts ... associated with a resource You can access ResourceDictionary objects in a variety of locations You could include resources local to a control, local to a window, local to your application, or in...

Ngày tải lên: 09/08/2014, 14:21

... property (discussed in Chapter 15) class (discussed in Chapter 7) struct (discussed in Chapter 9) enum (discussed in Chapter 9) Chapter Icon Welcome to C# 11 Meaning interface (discussed in Chapter ... Visual C# In the Templates pane, click the Console Application icon 6 Part I Introducing Microsoft Visual C# and Microsoft Visual Studio 2008 In the Location field, if you are using the Windows ... Web services, read Part VI Switching from Visual Basic Install the practice files as described in the next section, “Installing and Using the Practice Files. ” Work through the chapters in Parts...

Ngày tải lên: 12/08/2014, 21:20

... about creating your own classes in Chapter 7, “Creating and Managing Classes and Objects.” Controlling Precedence Precedence governs the order in which an expression’s operators are evaluated Consider ... belonging to the object called answer 56 Part I Introducing Microsoft Visual C# and Microsoft Visual Studio 2008 Applying Scope In some of the examples, you can see that you can create variables inside ... using Visual Studio 2008) or Save (if you are using Visual C# 2008 Express Edition) and save the project 84 Part I Introducing Microsoft Visual C# and Microsoft Visual Studio 2008 Chapter Quick...

Ngày tải lên: 12/08/2014, 21:20

... mimic a multidimensional array, although a collection containing other collections can be somewhat confusing to use Chapter 10 Using Arrays and Collections 201 Using Collection Classes to Play Cards ... public default constructor However, not all classes have a public default constructor (Mammal doesn’t!), in which case forgetting to call the correct base class constructor results in a compile-time ... the cards in the hand and passes them back to the pack Complete the ReturnCardsTo method as shown here in bold: public void ReturnCardsTo(Pack pack) { foreach (PlayingCard card in cards) { pack.Accept(card);...

Ngày tải lên: 12/08/2014, 21:20

... reduce any maintenance costs The way to achieve this refactoring is to put the common Chapter 13 Creating Interfaces and Defining Abstract Classes 245 implementation into a new class created specifically ... Accept method because any class that inherits from an interface must implement all the methods in the interface.) On the View menu, click Class View Chapter 13 Creating Interfaces and Defining ... instances by incrementing a static variable in the constructor and decrementing the same static variable in the destructor: class Tally { public Tally() { this.instanceCount++; } ~Tally() { this.instanceCount...

Ngày tải lên: 12/08/2014, 21:20