Wikipedia Gotcha if using a proxy server

I was coding a small proxy server. It worked quite nicely with most webpages. But it had problems with Wikipedia. Firefox issued a request like this: GET http://upload.wikimedia.org/wikipedia/commons/6/63/Wikipedia-logo.png HTTP/1.1 Host: upload.wikimedia.org but Wikipedia responded with (trimmed down version): 404 Not Found The resource could not be found. Regexp failed to match URI: "http:/upload.wikimedia.org/wikipedia/commons/6/63/Wikipedia-logo.png" However when […]