Last year we deployed a new underwriting system. Since the Fall of 2006 we have been steadily releasing updates to the system. Supporting the large user-base of this application has required us to improve our debugging and performance monitor skills....
I ran into an issue where cetain images served from a virtual directory, mapped to Network Attached Storage (NAS) via a UNC path would not display. After quite a bit of detective work I noticed that the images failing to display where those of about 600KB in size....
Most .NET Web Applications are built using .ASPX and ASCX (User Controls) Files. However, ASP.NET provides an easy way to build HTTP Handlers via .ASHX Files. You might want to use HTTP Handlers when the output of your application isn't going to a web browser....