Beginning Visual Basic NET Database Programming phần 6 potx

... especially when an in-memory copy of data is not required. Data Binding 47 Chapter 8 48 Chapter 8 46 Summary In this chapter we've covered some crucial data binding concepts as we further developed ... ErrorProvider control and what it can allow you to accomplish. 5. What is the purpose of a DataView? 6. Briefly describe the DataReader and when it can be used. Can you bind a DataReade...

Ngày tải lên: 13/08/2014, 12:21

... Notice how Visual Studio .NET takes the XSD schema and renders it visually on screen. If you want to see the file in its original XML format, just click on the XML tab at the bottom. 6. Select ... ProductsDataSet.vb, you will see that it contains Visual Basic .NET code defining each element in the schema. ProductsDataSet.xsx is a file used by Visual Studio to determine information...

Ngày tải lên: 13/08/2014, 12:21

... Pete, Helen, Vickie, John, Dave, Adam, Craig, Jake, Julian, Rob and Paul. Chapter 1 30 Beginning Visual Basic .NET Database Programming © 2001 Wrox Press All rights reserved. No part of this book may be ... for our database. Determining the Logical Database Design After you have determined high-level requirements and objectives for the database, you can begin to implement the...

Ngày tải lên: 13/08/2014, 12:21

Ngày tải lên: 13/08/2014, 12:21

... = Professional VB .NET Price = $59.99 ISBN = 1 861 004974 Published = August 2001 Pages = 950 .NET Professional VB .NET Beg. VB .NET Professional C# Introducing .NET Wrox Press .NET Java ASP C++ Publisher ... categories such as .NET, Java, ASP, and C++. Within each category are individual books – so that a .NET category could have books such as Professional VB .NET, Beginning VB .N...

Ngày tải lên: 13/08/2014, 12:21

... Change Size to 160 , 16, and Modifiers to Family. Label4 lblCriteria3 <blank> Change Size to 160 , 16, and Modifiers to Family. Label5 lblCriteria4 <blank> Change Size to 160 , 16, and Modifiers to ... and Modifiers to Family. Label6 lblCriteria5 <blank> Change Size to 160 , 16, and Modifiers to Family. Label7 lblCriteria6 <blank> Change Size to 160 , 16, and Modifiers...

Ngày tải lên: 13/08/2014, 12:21

... instance of clsDatabase, all we have to do – to pass a pointer to its BuildSQLWhereClause method as a parameter – is to place an AddressOf statement before clsDb. This tells Visual Basic .NET to pass ... instances like that, it makes sense to just create the SQL statement in the Visual Basic .NET code and pass the SQL statement to the database. After populating the DataSet, we the...

Ngày tải lên: 13/08/2014, 12:21

... version of Visual Basic called VBScript and coupled with very powerful and easy to use database access objects such as ADO, this made it possible for developers familiar with Visual Basic to build ... are worried about performance, you might want to look into caching – see Beginning ASP .NET using VB .NET by Wrox (ISBN 1 861 005040) – or developing your own paging code that gets...

Ngày tải lên: 13/08/2014, 12:21

... points to a WSDL file: 6. Right-click on the URL of the WSDL file to bring up the context menu, and select Copy Shortcut. 7. Open Visual Studio .NET and select New Visual Basic project | Windows ... instance of Visual Studio. It will make life easier to have two copies of the environment side by side. 4. Select File | New | Project from the menu. Create a new Visual Basic ASP .N...

Ngày tải lên: 13/08/2014, 12:21

... on to the ResposeDetail object. Try It Out – Building the Project 1. Open Visual Studio .NET and create a new Visual Basic | Class Library project. Call it NorthwindOrderGenerator. 2. Using Solution ... receive an order for 100 widgets, but we only have 60 . We ship 60 , and create and e-mail an XML response document that informs the customer that 60 are on their way. We place the r...

Ngày tải lên: 13/08/2014, 12:21