(Scott Lysle) This article describes an approach to validating text box entries against a regular expression. The approach described relies on a custom control built to extend the regular text box control. The custom text box control contains a property used to hold a regular expression as well as a

(Mike McIntyre) This article and two downloadable Visual Studio Visual Basic solutions provide code that overrides the Form OnPaint event to create beautiful gradient backgrounds for a Windows Form. Also included is code that optimizes form drawing.

(Alex Homer) This is the last entry in a series of articles on Microsoft’s “patterns & practices” (p&p) Enterprise Library tools, and how you can use them in your ASP.NET applications. Enterprise Library provides a range of application blocks and features that make it easier to accomplish complex ta

(John Peterson) One of the most anticipated features in ASP.NET 1.x was the forms authentication system. Web developers were no longer forced to roll their own authentication solutions when building web applications. The only real shortcoming in the system was that it didn’t protect non-ASP.NET file

(Mads Kristensen) Most of the primitive types in the CLR have a Parse method that takes a string and parses it into its own data type.

(Brian Eastwood) There was a bit of hullabaloo recently when Microsoft announced that Visual Studio 2005 was the only version of VS that would be supported in the Windows Vista operating system. Contributor Mike Gunderloy covered all the bases in Visual Studio vs. Vista: What’s going on here? (R)

(Irina Medvinskaya) There are situations that require developers to prohibit users for moving a particular form. This may be required whenever you feel that the users need to fill out some data before proceeding or moving the form to work with some other application form.

(Anuj Sahu) The heading of this article reflects that there are two topics and DLL hell is the problem and Version Policy is the solution to problem. Below is stated the problem with DLL hell is and how a developer can overcome this problem by defining his or her own Version policy.

(Alex Homer and Dave Sussman) In the previous chapter, you saw how ASP.NET 2.0 contains a raft of new features that reduce the code you need to write and save you time and effort when building dynamic and interactive Web pages and applications. To further illustrate this, and so that you get a bette

(Rajeev Kuala) Entity relationship diagram (ERD) is one of the most widely used technique for data modeling. An ERD developed during the conceptual data modeling phase of the database development process is generally transformed and enhanced through normalization principles during the logical databa