Download Asp. Net: By Example by Steven A. Smith PDF

By Steven A. Smith

Written for internet builders conversant in energetic server pages (ASP), this publication deals guidance for migrating to ASP.NET in addition to introductions to the controls to be had, information entry with ADO.NET, and net prone. Separate chapters clarify the way to paintings with internet, record, wealthy, validation, and consumer controls, and supply code examples written in both C# or visible simple.

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NET. NET equivalents of your ASP scripts. I l@ve RuBoard I l@ve RuBoard What's Next? NET. NET to be relatively painless. NET provides some great new features over ADO, perhaps chief among them being the new Dataset object, which replaces the recordset as the primary ADO object. As you'll see, Datasets allow you to describe very detailed data spanning multiple tables, and even let you describe the relationships between the different tables within the Dataset. NET at this early stage of the book, so that future chapters can build on its usage and provide more useful examples.

12 Source code for sp_AuthenticateUser. sp_AuthenticateUser @UserID varchar(20), @Password varchar(20) , @IsValid int output AS BEGIN if (select count(*) from aspuser where username= @UserID and password = @Password ) = 1 set @IsValid = 1 else set @IsValid = 0 return END The final result is a simple login page that prevents unauthorized users from seeing our secret page. 3 demonstrates the login form and the secret page that is displayed when a valid login is provided. NET. NET, we're going to use a User control, which works much better than an ASP include file for several reasons.

There were nontraditional data stores that had their own API. For example, Index Server and Exchange have custom APIs to access their data. Along came ADO and OLEDB. " Finally, only one API existed for talking to any data source. At least, that was the claim. ADO was supposed to combine the best of DAO and RDO. It didn't really. With ADO, you lost the ability to compact your Access database. And, in many instances, it wasn't as fast as RDO. But, ADO did have some useful features. You could create hierarchical recordsets.

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