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ColinWright
14y ago
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There has always been a duplicate detector. If you submit an identical URL, instead of a submission, you upvote the original version and get shown that page.
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wccrawford
14y ago
It doesn't always work, though. Sometimes it will still create a new post, even with an identical URL.
ColinWright
OP
14y ago
I suspect it only works for items in the cache, and anything old enough and not recently referenced might only be on disk and not get checked.
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