Mastering Microsoft Visual Basic 2010 phần 9 docx

... visualization functionality. You can take a look at the complete code of the form in Listing 19. 9. Listing 19. 9: Address visualization form code Imports System.Net Imports System.IO Imports System.Linq Imports ... the method’s return value. Table 19. 3 lists the methods and return types. 840 CHAPTER 19 ACCESSING THE WEB With this, you have finished implementing the address visualization fun...

Ngày tải lên: 12/08/2014, 21:20

... sample project, available for download from www.sybex.com/go/masteringvb2010. The application’s main form is shown in Figure 10.1. The most basic class stores the information you’ll need in ordering ... developers considering moving away from VB6 and into the .NET world, Microsoft introduced the My component (which is unique to Visual Basic) and the snippets. The My component is a coll...

Ngày tải lên: 12/08/2014, 21:20

... this, you don’t specify an upper bound for the array; instead, you use empty parentheses. Visual Basic 2010 prefers to calculate the upper bound for you based on the values you supply: ‘Declare ... String) If you specify an array but don’t define a size (or upper-bound value), you’re telling Visual Basic 2010 that you don’t know or care how big the array is. That means you can pass...

Ngày tải lên: 09/08/2014, 14:21

... />       590 ❘ CHAPTER 19 VISUAL BASIC 2010...

Ngày tải lên: 09/08/2014, 14:21

... ”ABCDEFGHIJKLMNOPQRSTUVWXYZ” obj.dblProperty = 99 999 9 Debug.WriteLine(obj.ReverseString) Debug.WriteLine(obj.NegateNumber) Petroutsos c 09. tex V2 - 01/28/2008 1:28pm Page 342 342 CHAPTER 9 THE TREEVIEW AND LISTVIEW ... = 39 Debug.WriteLine(”after setting the age to 39, age is ” & obj.Age.ToString) obj.Age = 199 Debug.WriteLine(”after setting the age to 199 , age is ” & obj.Age...

Ngày tải lên: 12/08/2014, 21:20

... the first three months of 199 8 via the following statements: Dim Q1 199 8() As DataRow Q1 199 8 = DS.Orders.Select( ”OrderDate >= ’1/1/ 199 8’ AND OrderDate <= ’3/31/ 199 8’”) Petroutsos c25.tex ... subtract from the number Petroutsos c24.tex V2 - 01/28/2008 4:48pm Page 899 VB 2008 AT WORK: THE SQL EXPRESSIONS PROJECT 899 (custRow.CustomerID). CompanyName.ToString Dim custTotal As De...

Ngày tải lên: 12/08/2014, 21:20

... Started with Visual Basic 2010 94 1 Chapter 2: Handling Data 94 2 Chapter 3: Visual Basic Programming Essentials 94 4 Chapter 4: GUI Design and Event-Driven Programming 94 5 Chapter 5: Basic Windows ... will. Mastering Microsoft ® Visual Basic ® 2010 CONTENTS xxiii Creating a Simple ASP.NET Web Service 90 0 Setting Up the Web Service 90 1 Testing the Web Service 9...

Ngày tải lên: 12/08/2014, 21:20

... variables exceeds 90 (you could use it locate high scores in a specific year): If (date1 < #1/1/2005) And (score1 > 90 Or score2 > 90 ) Then ‘ statements End If 120 CHAPTER 3 VISUAL BASIC PROGRAMMING ... corresponds to the column number. The array could be declared as follows: Dim Board (9, 9) As Integer 92 CHAPTER 3 VISUAL BASIC PROGRAMMING ESSENTIALS comparisons. Consid...

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... them, as shown in Figure 6 .9. You will find this project, called Splitter1, at www.sybex.com/go/masteringvb2010 among the sample projects for this chapter. Figure 6 .9 The SplitContainer con- trol ... ‘‘Drawing and Painting with Visual Basic 2008,’’ where the Framework’s drawing methods are presented. You can download the tutorial from www.sybex.com/go/masteringvb2010. Loading and Showin...

Ngày tải lên: 12/08/2014, 21:20

... Minimal obj.Age = 39 Debug.WriteLine("after setting the age to 39, age is " & obj.Age.ToString) obj.Age = 199 Debug.WriteLine("after setting the age to 199 , age is " & obj.Age.ToString) The ... error’s description: Age must be positive and less than 100 The value 39 will appear in the Output window again. The attempt to set the age to 199 failed, so the propert...

Ngày tải lên: 12/08/2014, 21:20