The slidingExpiration attribute is used in ASP.Net form authentication. This property is used to reset the expiration time for a valid authentication cookie if a request that has already being made has passed the timeout interval. Which means, if it is already expires, the current user will require to re-authentication again.

If you need a dll library for zipping files or folders, I would recommend to use SharpZipLibrary. It is simple to use and pretty damn good for open source library.

Learn how easy to read excel file using open source .Net Koogra. This library can only used to read excel, biff and xlsx files.

As you know Server.MapPath is not available when you write code in Web API. There is an alternative way to get your site path application.

In this tutorial you will learn how you can create a quick function to return a list of key pairs value based on given enum type.

Learn how to you can return or output parameter with stored procedure in ASP.Net C#. The output parameter sometimes is used in tsql to return a specific value after a specific routine has been executed. One of the frequent cases like inserting a record that needs to return an id.

In this tutorial, I will show you how to write sample data into a csv format and force the data to be downloaded as stream. I will use a StringBuilder object to append the content. For the example data, I will populate a simple customers data information that will contain customer id, name, email.

In this tutorial, you will learn how to upload multiple files using JQuery via Generic Handler in ASP.Net c#. We will not use any html form tags. It will be purely based on Javascript and using FormData object to build the file object list

Need to read xml document in C#? Yes you can easily using XMLDocument object to read the data.

In previous article, I have showed you on how to read basic xml document only. There is a slightly changes when you want to read xml documents that contains xml namespace.