technology as-is

May 1, 2008
by gchandra

How to Preserve Fileupload value in ?

If you form has asp:Fileupload control along with other controls like dropdownlist, calendar.. you will be facing standard problem of Fileupload control losing (the file) value when users click upload first and dropdown next. This problem can be solved by using Updatepanel.  … Continue reading

January 8, 2008
by gchandra

AJAX – Export to Excel / Word

If you are using Update Panel and try to Export gridview contents to EXCEL or Word, your page will throw nasty error. “Sys.WebForms.PageRequestManagerParserErrorException” Its because AJAX & Response.write don’t go together.  By calling Response.Write() directly you are bypassing the normal … Continue reading