The goal of the IClientValidatable interface is to let you extend your server-side DataAnnotations with client-side functions in ASP.NET MVC 3. For instance, a Data Annotation that ensured that a ...

Writing code to validate Web-form input can be even more of a chore than implementing form-processing logic. But help is at hand, thanks to the Struts 2 framework. Oleg Mikheev looks under the hood of ...

Here's how to integrate the ASP.NET CustomValidator control with client-side code to create a page that uses Ajax and server-side code to validate data at the browser. In a comment to a tip in our ...