Visual Studio Magazine

Integrating Ajax Code into the ASP.NET Validation Infrastructure

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 ...
Visual Studio Magazine

Validate Business Objects Declaratively

One of the many benefits that object-oriented programming gives you is the ability to protect an object's private members by encapsulating them inside public properties. However, it isn't enough to ...
InfoWorld

How to automate model validation in ASP.Net Core

Take advantage of automatic model state validation in ASP.Net Core to avoid tedious manual coding for HTML form validation When we create applications that accept data from users, we must validate ...
InfoWorld

How to use FluentValidation in ASP.NET Core

Take advantage of the FluentValidation open-source library to validate data in your ASP.NET Core application and keep your code clean, organized, and maintainable. To preserve the integrity, ...
Ars Technica

VS 2010 Express - ASP.NET Validation Controls - Client-side validation not happening

<asp:TextBox ID="tbFirstName" runat="server" CausesValidation="true" style="width: 50%;" /> <asp:RequiredFieldValidator ID="rfvFirstName" runat="server ...
Ars Technica

Visual Studio 2010 Express - ASP.NET Validation controls - no client-side validation

<asp:TextBox ID="tbFirstName" runat="server" CausesValidation="true" style="width: 50%;" /> <asp:RequiredFieldValidator ID="rfvFirstName" runat="server ...