I just found out that an ashx file is an "ASP.NET Web Handler File", so the extension is an error from the website I downloaded it from, not an actual document format. Still, Evince should be able to open it regardless of filename extension.
I just found out that an ashx file is an "ASP.NET Web Handler File", so the extension is an error from the website I downloaded it from, not an actual document format. Still, Evince should be able to open it regardless of filename extension.