Seashell is an online environment for editing, running, and submitting C programming assignments.
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Prevent user from opening 2 or more tabs of the same Seashell instance #793
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e45lee opened 7 years ago
This will be useful: https://developer.mozilla.org/en-US/docs/Web/API/Broadcast_Channel_API One can use this to detect if there is another Seashell instance running.