The book of visual basic 2005 net insight for classic vb developers 2006 - phần 5 docx

... with the theory of application architecture than with the Visual Basic 20 05 language. For example, you may be interested in learning the basics about three-tier design. Three-tier design is the ... choose File New Project from the Visual Studio menu. Then choose the Class Library project type from the Visual Basic project group (Figure 7-7 ). An ordinary...

Ngày tải lên: 13/08/2014, 08:21

... Thursday, March 30, 2006 12:39 PM THE BOOK OF ™ VISUAL BASIC 20 05 .NET Insight for Classic VB Developers by Matthew MacDonald San Francisco bvb_02 .book Page iii Thursday, March 30, 2006 12:39 PM 32 ... of Forms 111 Visual Basic 6 Forms “Under the Hood” 112 Visual Basic 20 05 Forms “Under the Hood” 113 Stepping Through the “Muck and Goo” 1 15...

Ngày tải lên: 13/08/2014, 08:21

... namespaces with Imports statement, 55 56 , project-wide, 56 57 Imports statement, 55 57 IndexOf() Array method, 73 String method, 69 inetpub directory, 420–421 inheritance assessment of value, 189 with collections, ... computer. All of these built-in properties are described in the Visual Studio Help. Some of the most useful are COMPANY and USERNAME (which correspond to...

Ngày tải lên: 13/08/2014, 08:21

... Comment in the drop-down list at the top of the Task List, instead of User Tasks. Figure 2-1 5: Comment tasks bvb_02 .book Page 34 Thursday, March 30, 2006 12:39 PM VB 20 05 Basics 63 All the other files ... events. The answer? VB 20 05 and its predecessor, VB .NET, represent a complete overhaul of the Visual Basic language. The changes from clas...

Ngày tải lên: 13/08/2014, 08:21

... differently. Visual Basic 20 05 Forms “Under the Hood” Every Visual Basic 20 05 file has the extension .vb, whether it is a form, a class, or a module. However, when you create a form VB 20 05 actually creates ... control on the design surface. (For example, try one of the items in the Components section of the Toolbox.) Instead of appearing on the f...

Ngày tải lên: 13/08/2014, 08:21

... recommend the theory and practice of using objects. No other topic is as integral to the workings of the Visual Basic 20 05 language. New in .NET If you’re coming from a classic version of VB, you’ll ... dramatically. bvb_02 .book Page 153 Thursday, March 30, 2006 12:39 PM Object-Oriented Programming 1 65 Visual Basic 20 05 provides this ability because enum...

Ngày tải lên: 13/08/2014, 08:21

... program- mers don’t try out their own creations, thus missing mistakes that can hurt their pride and careers once they deliver the code. None of the great tools in Visual Basic 20 05 can remove the ... previous bvb_02 .book Page 278 Thursday, March 30, 2006 12:39 PM bvb_02 .book Page 238 Thursday, March 30, 2006 12:39 PM Bug Proofing 259 Dim Spacer As New String("...

Ngày tải lên: 13/08/2014, 08:21

... Sub NOTE For more convenient access to the registry, you can use the My.Computer.Registry branch of the My object. XML Files The real story with XML and Visual Basic 20 05 is how the .NET platform ... procedures, for instance). SQL Server 20 05 Express Edition SQL Server 20 05 Express Edition is one of Microsoft’s best-kept secrets—it’s essentially a scaled-...

Ngày tải lên: 13/08/2014, 08:21

... use the Windows API (or create and register separate COM components). Visual Basic 20 05 provides these enhancements: Integrated threads The method of creating threads in Visual Basic 20 05 is ... in code, but the drag-and-drop approach is easiest.) The BackgroundWorker will then appear in the component tray (see Figure 1 1-4 ). Figure 1 1-4 : Adding the Bac...

Ngày tải lên: 13/08/2014, 08:21

... when the user clicks the button. A Web Form “Under the Hood” Here’s an interesting question: What’s the difference between Visual Basic 20 05 and ASP .NET? The answer is that ASP .NET defines the ... with a minimum amount of coding. Best of all, the ADO .NET data access code is identical whether you are pro- gramming for the web or the desktop. Basic ASP ....

Ngày tải lên: 13/08/2014, 08:21