Top "Asp.net-3.5" questions

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How to catch HttpRequestValidationException in production

I have this piece of code to handle the HttpRequestValidationException in my global.asax.cs file. protected void Application_Error(…

c# asp.net asp.net-3.5 iis-7.5 global-asax
PDF Previewing and viewing

I'm creating a document viewing web application. You log in and it takes you to a screen where you have …

asp.net-mvc visual-studio-2008 pdf image asp.net-3.5
creating a user in Active Directory: A device attached to the system is not functioning

Consider this code attempting to create an Active Directory account. It's generating an exception here with a certain set of …

c# active-directory asp.net-3.5
Validation of viewstate MAC failed when on page for 20+ minutes

If you open a web page on one of the websites hosted on our server, leave it for 20 minutes and …

asp.net iis-7 asp.net-2.0 asp.net-3.5 viewstate
How to call a webservice programmatically in asp.net

How to call webservice programmatically in asp.net without using add web reference? My webservice url keeps on changing. Hence …

web-services asp.net-3.5
SelectedValue of DropDownList in Repeater

How do I set the selected item of a dropDownList inside a repeater? The repeater is bound to the repeaterData …

asp.net data-binding repeater asp.net-3.5 selectedvalue
IE 7 bug? - prompt save / open when downloading file - c# asp.net 3.5

I have an aspx page with linkbuttons that fire javascript to pop open a new aspx page to stream files …

c# internet-explorer-7 asp.net-3.5 content-disposition
How to make per- http Request cache in ASP.NET 3.5

We using ASP.NET 3.5 (Controls-based approach) and need to have storage specific for one http request only. Thread-specific cache with …

asp.net caching asp.net-3.5 request
Service AJAX requests with webmethod in ASPX page

I am trying to service AJAX requests with a method in my .aspx page. For some reason I am not …

vb.net jquery asp.net-ajax asp.net-3.5 webmethod
Can I negate the value in an attribute that uses an "Eval"?

I'd like to set a button's enabled state to be the negation of a value. So given this code: <…

asp.net asp.net-3.5