.NET on Web – ASP.NET, C#, VB.NET Tutorials.NET Programming Tutorials

How to truncate a text string in ASP.NET to make it fit within a given width specified in pixels

The UpdatePanel is the workhorse of the ASP.NET Ajax library. It is responsible for defining regions of a web page that trigger partial page postbacks (as opposed to full page postbacks).

This FAQ deep dives in to .Net 4.0 MEF fundamentals (Import and Export) and also explains when to use MEF over DI / IOC. This article also explains step by step on how to use MEF in various technologies like Silverlight, WPF and ASP.NET.

In this tutorial we will demonstrate how to use ASP.NET’s Image control to display images on a web form.

This article breifly explains New Features in ASP.NET 4.0 and C Sharp 4.0

This tutorial we will demonstrate how to access ASP.NET controls located in the LoggedInTemplate of a LoginView Control from the C# code behind class.

The .NET Framework provides a variety of classes in the System.IO namespace that simplify working with the file system. Using these classes it’s possible to delete files and folders, to create new files, to edit existing files, and more. These classes, combined with ASP.NET’s suite of Web controls and databinding syntax, make it quite easy to present information about the files on the web server’s file system to visitors to your website

This tutorial will walk you through the steps of configuring ASP.NET’s Login Control to lock users out if they fail to login too many times, and show you how to automatically unlock them in C#.

This tutorial will demonstrate how to add a simple Contact Us form for users to leave feedback via email in ASP.NET and C#.

Infragistics delivers ASP.NET AJAX controls that are robust, lightweight, high-performing across browsers, and that leverage their expertise in creating superior user experiences for your application’s user interface. The ASP.NET AJAX controls in NetAdvantage for Web Client give you what you need t