As I continue to make the journey from the "traditional" request-response web application design to thick-client, AJAX-driven, realtime applications, I am always finding new problems to solve. Yesterday, on a project, we started seeing an issue where a user would have two tabs open for the same app; then, they would explicitly log-out of one tab which would cause all of the AJAX requests in the other tab to break (they were being diverted to the login page). To fix this in the quickest, easie ...
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