As a follow-up to yesterday's post , I needed the ImageRequestHandler to retrieve data from an external source, rather than always generating the same graph. For some reason, though, the Session object inside ProcessRequest's HttpContext was always null.
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A lot of my work these days deals with images in web controls; I had an earlier post completed about pulling down portions of an image through JavaScript to piece together a very wide image client-side, but then directions shifted and I never got around
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