(Brian J. Cardiff) Since the AjaxControlToolkit appears, creating extenders control like Autocomplete (AjaxControlToolkit) or Contextual Autocomplete (Web Software Factory) is a task that involves more work in JavaScript and Metadata that classic .NET programming.

(Scott Mitchell) When storing user-supplied text data into a database, it is essential that the length of the user’s input does not exceed the size of the corresponding database table field. For example, imagine that you have defined a table with a field named Comments of type varchar(50). In a web

(Tess Fernandez) We have seen a few cases lately where ASP.NET apps die due to an unhandled CryptographicException when finalizing a SafeHandle. Here is the explanation of why this happens and what you can do to avoid it.

(Chris Love) It seems like every week I see a person asking a question about either placing content in the ContentPlaceHolder control dynamically or from another URL in the www.asp.net forums. By URL they typically mean another page from another site. I think many of these folks are somewhat misguid

(Jon Galloway) It’s easier to understand Silverlight when you understand that, at its heart, it’s a simple browser plug-in. JavaScript is extremely useful for browser detection, and it’s the only way to interact with Silverlight 1.0, but JavaScript not at all required to display a Silverlight contro

(Michael Youssef) Many of us think that Data-Source controls, like the SqlDataSource control, have been developed to work with Data-Bound controls. Yes this is correct and this is exactly the way we should be using it. But in this article, I’m going to show you that you can use the SqlDataSource con

(Scott Lysle) This article describes a simple approach to fading out a form. The approach used permits the user to define the number of incremental steps used to fade out the form; the form is faded by decreasing the forms opacity from 100% down to 0% using the number of steps defined and by an equi

(George Lawton) Managed code environments like the .NET Framework bring important capabilities to application development such as policy enforcement and separation of the different aspects of business software development. (R)

You need to maintain state-level and page-level information of an ASP.NET Web application because Web pages and ASP.NET Framework use HTTP protocol to communicate between a Web browser and a Web server. HTTP is a stateless protocol. Therefore it can not automatically indicate whether the sequential

(Scott Guthrie) One of the things that is important to think about when you start using Silverlight in your sites/applications is to make sure you handle the “what if the end user doesn’t have Silverlight installed yet?” scenario. Ideally you want to make sure that the installation experience for S