c 3 0 language additions

Chapter 2 - CSharp 3.0 Language Features

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... static MyConverter Cached; //My code: if ( Cached == null) { Cached = new MyConverter( Converter); } string s = Cached(5); © Copyright SELA Software & Education Labs Ltd 14-18 Baruch Hirsch ... { public void Click() { OnClicking(); //Do some work OnClicked(); } partial void OnClicking(); partial void OnClicked(); } //In Button.mycode.cs partial class Button { partial void OnClicking() ... it is compiled public sealed class Button_Partial { public void Click() { OnClicking(); Console.WriteLine("Button.Click work"); } private void OnClicking() { Console.WriteLine("Button.OnClicking");...

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c# 3.0 the complete reference (3rd edition)

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... 36 3 36 3 36 3 36 3 36 4 36 4 36 5 36 5 36 7 36 7 36 7 36 9 37 1 37 1 37 2 37 4 37 5 37 6 37 8 37 8 38 0 38 1 38 3 38 3 38 4 38 6 Contents Random Access Files ... Using checked and unchecked 33 7 33 7 33 8 33 8 33 8 34 0 34 1 34 3 34 4 34 5 34 6 34 7 34 8 34 9 35 1 35 2 35 4 35 8 36 0 14 Using I/O ... Specify the Underlying Type of an Enumeration Use Enumerations 31 1 31 1 31 2 31 6 31 8 32 0 32 2 32 3 32 3 32 6 32 6 32 6 33 0 33 2 33 3 33 4 33 4 xi...

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Tài liệu C# 3.0 Design Patterns docx

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... Decorator pattern theory code 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 14 | using System; class DecoratorPattern ... Patterns: Decorator, Proxy, and Bridge Dec 200 6 Example 2 -3 Proxy pattern theory code (continued) 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 ... Modifiers can only be added to types and members to make them as accessible as their enclosing methods or classes cf C# Language Specification Version 3. 0, September 200 7, Section 10 .3. 5 Example 2-3...

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Linq and C# 3.0 docx

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... }; • 28 JUNI 200 6 | © CLASS-A Name of field/property must be specified 40 C# 3. 0: Collection initializers • Compact initialization of collections • Collection must implement ICollection List ... Func del2 = a0 => a0 % == 0; 28 JUNI 200 6 | © CLASS-A 38 Implementation of Where operator • Taken from S equence.cs source code under C: \Program Files\Linq Preview\Docs public static ... T1 • 28 JUNI 200 6 | © CLASS-A delegate TR Func(); delegate TR Func(T0 a0); delegate TR Func(T0 a1, T2 a2, T3 a3); R eturn type defined last 37 Func delegate types...

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Learning C# 3.0 pdf

Danh mục: Hệ điều hành

... Exercises 292 2 93 2 93 2 93 298 298 30 2 30 3 30 7 30 7 31 9 32 2 32 5 32 8 32 9 33 0 15 Strings 33 1 Creating Strings String Literals Escape Characters ... Strings The ToString( ) Method Manipulating Strings Comparing Strings Concatenating Strings Copying Strings 33 2 33 2 33 2 33 3 33 3 33 4 33 4 33 6 33 7 Table of Contents | xi www.it-ebooks.info Testing for ... Learning C# 3. 0 www.it-ebooks.info Other resources from O’Reilly Related titles oreilly.com C# 3. 0 Cookbook™ C# 3. 0 Design Patterns C# 3. 0 in a Nutshell Programming ASP.NET 3. 5 Programming C# 3. 0 Programming...

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Beginning C# 3.0: An Introduction to Object Oriented Programming pdf

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... Access Files frmMain Navigating the Records Delete a Record clsRandomAccess Serialization and Deserialization 30 5 30 5 30 6 30 6 31 4 31 5 31 9 31 9 32 0 32 2 32 6 32 6 32 7 32 9 32 9 33 0 33 0 33 1 33 7 33 8 33 9 ... 19 20 22 23 30 30 32 33 35 37 38 40 41 44 4/8 /08 5 :39 :49 PM Contents Constructing the User Interface Object The btnDisplayOutput Click Event Code Critique of the btnDisplayOutput Click Event Code ... Exercises 402 4 03 4 03 404 406 408 4 13 416 421 421 4 23 426 432 432 435 441 442 4 43 4 43 444 459 459 4 60 462 4 63 4 63 Appendix A: Exercise Solutions 465 Index 495 xix ftoc.indd xix 4/8 /08 5 :39 : 50 PM...

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beginning c# 3.0 an introduction to object oriented programming

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... 32 6 32 7 32 9 32 9 33 0 33 0 33 1 33 7 33 8 33 9 33 9 34 9 35 0 35 0 35 1 35 6 36 3 36 4 36 4 38 2 To Serialize or Not to Serialize 38 8 MDI, Menus, and File Dialogs 38 8 Adding a Menu Adding a File Open Dialog Calling ... RDC Cascading if Statements Logical Operators The switch Statement Summary Exercises 87 87 88 88 93 93 95 95 96 97 99 100 100 1 03 104 105 105 106 106 107 108 121 122 1 23 1 23 134 134 135 136 136 ... Access Files Sequential Files Random Access Files frmMain Navigating the Records Delete a Record clsRandomAccess Serialization and Deserialization 30 5 30 5 30 6 30 6 31 4 31 5 31 9 31 9 32 0 32 2 32 6 32 6...

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C# 3.0 Design Patterns potx

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... Decorator pattern theory code 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 14 | using System; class DecoratorPattern ... Patterns: Decorator, Proxy, and Bridge Dec 200 6 Example 2 -3 Proxy pattern theory code (continued) 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 ... Modifiers can only be added to types and members to make them as accessible as their enclosing methods or classes cf C# Language Specification Version 3. 0, September 200 7, Section 10 .3. 5 Example 2-3...

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C# 3.0 Design Patterns doc

Danh mục: Kỹ thuật lập trình

... Decorator pattern theory code 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 14 | using System; class DecoratorPattern ... Patterns: Decorator, Proxy, and Bridge Dec 200 6 Example 2 -3 Proxy pattern theory code (continued) 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 ... Modifiers can only be added to types and members to make them as accessible as their enclosing methods or classes cf C# Language Specification Version 3. 0, September 200 7, Section 10 .3. 5 Example 2-3...

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C# 3.0 Cookbook phần 2 pptx

Danh mục: Kỹ thuật lập trình

... not have the concept of a checked or unchecked context, so all conversions are considered to be in a checked context—an unchecked context cannot be created in VB.NET An OverflowException will ... public class TestAsOp where T: class { public T ConvertSomething(object obj) { return (obj as T); } } your code will compile successfully, since T cannot be a struct 100 | Chapter 3: Classes ... double quotes, precede the double quote character with the \ escape sequence character 112 | Chapter 3: Classes and Structures • The \ character is handled as an escape sequence character only when...

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C# 3.0 Cookbook phần 3 pps

Danh mục: Kỹ thuật lập trình

... the Stack object, the code is as follows: public static void CloneStack( ) { // Create a generic Stack object Stack numericStack = new Stack( ); // Populate Stack numericStack.Push(1); ... numericStack.Push(2); numericStack.Push (3) ; // Clone the numericStack object Stack clonedNumericStack = new Stack(numericStack); // This does a simple peek at the values, not a pop foreach ... static ReadOnlyCollection ToList(this StackTrace stackTrace) { if (stackTrace == null) { throw new ArgumentNullException("stackTrace"); } var frames = new StackFrame[stackTrace.FrameCount];...

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C# 3.0 Cookbook phần 5 ppsx

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... $ 20. 00 Quarterly Sales of $37 ,00 0 .00 : Chas made a commission of : $3, 700 .00 Ray made a commission of : $0. 00 Biff made a commission of : $39 .45 Quarterly Sales of $1 10, 000 .00 : Chas made a commission ... $12,275 .00 Ray made a commission of : $2,975 .00 Biff made a commission of : $124. 63 Annual Earnings were $ 232 ,00 0 .00 Paid Chas $22,875 .00 to produce $77 ,33 3 .33 FIRE Chas! Paid Ray $4, 600 .00 to produce ... Name="Chas", AnnualQuota= 100 000 m, CommissionRate =0. 10m }, new SalesWeasel { Name="Ray", AnnualQuota= 200 000 m, CommissionRate =0. 025m }, new SalesWeasel { Name="Biff", AnnualQuota= 500 00m, CommissionRate =0. 001 m...

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C# 3.0 Cookbook phần 7 pot

Danh mục: Kỹ thuật lập trình

... //http%3A%2F%2Fuser%3Apassword%40localhost%3A 808 0%2Fwww.abc //com%2Fhome%20page.htm //%3Fitem%3D1 233 %3Bhtml%3D%3Ch1%3EHeading% 3C% 2Fh1%3E%23stuff // //http://user:password@localhost: 808 0/www.abc.com/home //page.htm?item=1 233 ;html=Heading#stuff ... 14-1 Categories of HTTP response status codes Category Available range HttpStatusCode defined range Informational 100 –199 100 – 101 Successful 200 –299 200 – 206 Redirection 30 0 39 9 30 0 30 7 Client ... default is to bypass the cache in machine.config RequestCachePolicy rcpCheckCache = new RequestCachePolicy(RequestCacheLevel.CacheIfAvailable); request.CachePolicy = rcpCheckCache; HttpWebResponse...

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C# 3.0 Cookbook phần 8 pdf

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... Console.WriteLine("Checking ports 1 - 30 on localhost "); CheapoPortScanner cps = new CheapoPortScanner("127 .0. 0.1",1 , 30 ); cps.OpenPortFound += new CheapoPortScanner.OpenPortFoundEventHandler(cps_OpenPortFound); ... and ClosedPorts properties (continued) SocketType.Stream, ProtocolType.Tcp); // Connect sock.Connect(_host, port); return true; } catch (SocketException se) { if (se.SocketErrorCode == SocketError.ConnectionRefused) ... VB.NET Numbers Strings and Characters Classes And Structures Enums Exception...

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C# 3.0 Design Patterns PHẦN 3 pps

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... in Example 3- 1 Composite Pattern | 53 Example 3- 1 Composite pattern—namespace code 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 ... arrays cf C# Language Specification Version 3. 0, September 200 7, Section 7.5. 10. 1 -3 70 | Chapter 3: Structural Patterns: Composite and Flyweight C# 3. 0 Feature—Anonymous Types Anonymous types are created ... C# Language Specification Version 3. 0, September 200 7, Section 7.5. 10. 4 C# 3. 0 Feature—Object and Collection Initializers Initializers specify values for fields or properties of objects or collections...

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C# 3.0 Design Patterns PHẦN 4 ppsx

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... theory code 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 using using using using System; System.Collections.Generic; System.Runtime.Serialization; ... 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 // Implementing new requests via old class Adapter : Adaptee { public Func ... anonymous function can wrap up the changes and assign a “complete solution” to the delegate for later invocation cf C# Language Specification Version 3. 0, September 200 7, Section 6.5 Creating a...

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C# 3.0 Design Patterns PHẦN 6 doc

Danh mục: Kỹ thuật lập trình

... operations 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 154 abstract public public public public public ... example code—RPC game (continued) 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 1 03 104 105 106 107 108 109 ... for 4 500 handled at level */ Start 100 0 200 0 30 00 400 0 500 0 Figure 8 -3 Chain of handlers We’ll start by exploring the implementation from the client’s point of view The client wants to call a...

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