' Open the standard dialog to download a file located on the server' whose virtual path is passed as an argument. This routine is useful when' you want to download a file that is otherwise processed by IIS. ' This routine must be included in an asp.net page, so that it can access ' the Server and Response objects.Sub DownloadFile(ByVal virtualPath As String) ' retrieve the physical path of the file to download, and create ' a FileInfo object to read its properties Dim FilePath As String = Server.MapPath(virtualPath) Dim TargetFile As New System.IO.FileInfo(FilePath) ' clear the current output content from the buffer Response.Clear() ' add the header that specifies the default filename for the Download/ ' SaveAs dialog Response.AddHeader("Content-Disposition", "attachment; filename=" + _ TargetFile.Name) ' add the header that specifies the file size, so that the browser ' can show the download progress Response.AddHeader("Content-Length", TargetFile.Length.ToString()) ' specify that the response is a stream that cannot be read by the ' client and must be downloaded Response.ContentType = "application/octet-stream" ' send the file stream to the client Response.WriteFile(TargetFile.FullName) ' stop the execution of this page Response.End()End Sub


What is Metadata?
What is metadata? Well, It’s an odd concept to wrap your head around. Metadata is essentially the secondary layer of data that tracks details about the “regular” data. The regular