Programming C# 4.0 phần 6 doc

... this book. ptg INTRODUCTION Overview of C# 4.0 How-To This book is very different from a typical “bible” approach to a topic. By structuring the book as a how-to, ” it presents the material by scenario ... full understanding of C# 4.0. The subject matter is divided into four parts with easy-to-navigate and easy-to-use chapters. Part I, C# Fundamentals,” covers the common C# funct...

Ngày tải lên: 25/01/2014, 18:20

... components from C# applications into COM and to call components from COM into C#. Chapter 22 describes how this is done. Programming C# p age 23 This chapter discusses the type system in C#, drawing ... VB .NET and derive from it in C#. 1.4 The C# Language The C# language is disarmingly simple, with only about 80 keywords and a dozen built-in datatypes, but C# is high...

Ngày tải lên: 05/03/2014, 21:20

... provides a couple of concepts for structuring your programs across those files: projects and solutions. A project is a collection of source files that the C# compiler combines to produce a single ... 349 Finding and Replacing Content 353 All Sorts of “Empty” Strings 355 Trimming Whitespace 357 Checking Character Types 360 Encoding Characters 360 Why Encodings Matter 362 Encoding and Decoding...

Ngày tải lên: 24/04/2014, 15:52

... look at a trivial illustration, shown in Example 3- 42, to explore how it works, before we think about why we might want to use it. Example 3- 42. Static state public class MyClassWithAStaticProperty { ... the data portion of our Plane by adding a property for its position, shown in Example 3- 32. Example 3- 32. Using our custom value type for a property public PolarPoint3D Position { get;...

Ngày tải lên: 06/08/2014, 09:20

... 'millennium' (Document 2) Document traduit. (Document 3) Spellchecked document. (Document 3) Repaginated document. (Document 3) (Document 3) Executed 9 processes. OK, our production team is very ... lambda.) In C#, a lambda is really just a concise way to write an anonymous method. We’re just writing normal code, so we can include operations that have side effects. So, alth...

Ngày tải lên: 06/08/2014, 09:20

... bigFiles) { Console.WriteLine(file); } As long as the C# file has a using System.Linq; directive at the top (and Visual Studio adds this to new C# files by default) this code will work just fine. ... other C# code—it is, by design, somewhat reminiscent of database queries. But it turns out that all that syntax turns into straightforward method calls. Query Expressions Versus Method Cal...

Ngày tải lên: 06/08/2014, 09:20

... Example 10- 15 asks for four digits after the decimal point. Example 10- 15. Fixed-point format double amount = 152 .683 854 85; string text = amount.ToString("F4"); This produces: 152 .6839 The ... in: 13:14 13:14 13:14: 15 13:14: 15 Or, as Example 10- 35 shows, you can combine the two. Example 10- 35. Getting both the time and date DateTime time = new DateTime(2001, 12, 24,...

Ngày tải lên: 06/08/2014, 09:20

... version="1" Key="002400000480000094000000 060 2000000240000525341310004000001000100A5FE84898F 190EA6423A7D7FFB1AE778141753A6F8F8235CBC63A9C5D04143C7E0A2BE1FC61FA6EBB52E7FA9B 48D22BAF4027 763 A12046DB4A94FA3504835ED9F29CD03 160 0D5115939 066 AABE59A4E61E932AEF 0C24178B54 967 DD3 364 3FDE04AE507 860 76C1FB32F64915E8200729301EB912702A8FDD40F63DD5 A2DE218C7" Name="Console...

Ngày tải lên: 06/08/2014, 09:20

... When it’s pressed in, the ChatService service reference can be expanded, as Figure 13 -7 shows. Figure 13 -7. Generated files in a service reference The most interesting file in here is Reference.cs, ... user’s name, so we can support notes from people who may not be called Ian (see Example 13 -7) . Example 13 -7. Client with input loop static void Main(string[] args) { ChatServiceClient c...

Ngày tải lên: 06/08/2014, 09:20

... The Airbus A 380 aircraft has FAA and EASA approval to carry 85 3 passengers, which suggests that even with our uncommonly decisive passengers, that’s still a total of more than 28 hours of decision ... 14-23. Client-side WCF Data Services code var ctx = new AdventureWorksLT2008Entities( new Uri("http://localhost:1 181 /MyData.svc")); var customers = from customer in ctx.Custome...

Ngày tải lên: 06/08/2014, 09:20

... But Silverlight 4 supports C# 4.0, and all script objects can now be used through the dynamic keyword, as Example 18 -9 shows. Example 18 -9. Accessing JavaScript in C# 4.0 dynamic window = HtmlPage.Window; window.showMessage("Hello, ... wordApp.Documents.Open("WordFile .docx& quot;, ReadOnly:true); in C# 3.0 you would have been forced to write the considerably less attrac...

Ngày tải lên: 06/08/2014, 09:20

... 21-1. Adding HTML content <%@ Page Language=" ;C#& quot; AutoEventWireup="true" CodeFile="HelloWeb.aspx.cs" Inherits="ProgrammingCSharpWeb.HelloWeb" %> <!DOCTYPE ... ImageBrush <Path StrokeThickness="3" Stroke="Black" Data="M50,0 L100,50 C125,74 75,125 50 ,100 L0,50 z" > <Path.Fill> <ImageBrush ImageS...

Ngày tải lên: 06/08/2014, 09:20

... early versions of Java did not have assertions, an assertion facility similar to the one in C/C+ + has been available in Java since version 1.4. As with the C/C++ version, Java assertions can ... considered an error. However, Java does not automatically detect such errors. For example, it will compute the value of 214748 364 7 + 1 to be the negative number, -214748 364 8. (What...

Ngày tải lên: 13/08/2014, 18:20

Ngày tải lên: 14/08/2014, 00:21