Some users like to click twice or more on submit button especially if postback does not response immediately. This scenario can bring the problem on the server in case, for instance, if the “first click” already disposed some resources. In this article I am going to discuss one of the solution.

As you know, the main difference between web and desktop applications is stateless. What if you need to save files in a temporary place before inserting in the database? This article describes the problem and has a solution.

The problem I want to discuss in this article appears only in Internet Explorer. When an absolutely positioned layer (div) is overlaid with a dropdown or some ActiveX component, the z-index style sheet property does not work and the layer shows under such objects.

How flexible is the normal functionality of ASP.NET validators? In this article, I am going to show how to customize the appearance of the attached control of a validator during an error situation on the server or the client side, or even call a custom client function without postback.

Sometimes, we need to place one or more images on the other image’s surface or create an image from a few image files by joining them together. For example, we have “a.jpg”, “b.jpg” and “c.jpg” files and we need to create an image with the word “abc”. In this short tutorial, I will show how to do th

In this article, I am going to consider the process of managing and sending emails inside a .NET application.

vCard is a popular format developed to exchange business information. It was developed to easily share your contacts with other people. In this article, I will explain how to get personal infromation from a vCard, edit it, and save the changes in a file.