The Evolution Of Microsoft: .NET Explained - ASP.NET tutorial

Category: ASP.NET tutorials - Difficulty:

.NET comes with great features. Anymore your do not need any additional code libraries to upload files to your web server. Microsoft.NET includes itself a file upload wizard. Now we will examined and play with this tool. I've used Visual Web Developer 2008 and ASP.NET 3.5 to create this sample application. First we need to create a new web form and place FileUpload control on page. Drop a button and name it as Upload. Also drop a label and named as lblMsg to handle any message. Our file upload control name will be inputFileUpload. But you may rename anything in this sampel application.

This article discusses different options you as a developer have in ASP.NET to send data from one ASP.NET page to another. Since you cannot use ASP.NET Web Controls (System.Web.UI.WebControls) in such a scenario (which only allow posting back of data to the same page), this article discusses other ways like using HttpContext object.

ASP.Net has introduced one neat feature called themes by virtue of which we can assign different themes to page at design time. Unfortunately there is no built in support to change page themes at runtime. Here is a simple code which can be used to change page themes at runtime

File uploading has always been a tedious task for the web developer community. Either we have to use a third party component or write several lines of code. With the advent of ASP.Net file uploading has become a lot easier, importantly without the need for third party components. All we have to do is to use the ASP.Net HTML File control and write a few lines of C# code.

This tutorial explains how to manage a focus on ASP.NET Web pages. One of the common tasks when building effective and friendly web applications is management of control's focus, usually text boxes, buttons or dropdown lists.