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You can use the SHA-1 of the PDF's to avoid serving the same pdf twice.
by cozzyd 10y ago
You can use the SHA-1 of the PDF's to avoid serving the same pdf twice.
- coulix 10y agoSHA-256 ;)
- vgb2k11 10y agoYou've been away from HN a few days? The SHA-1 collision example uses PDFs in its demo. Hence other commenter saying SHA 256
- jhlgkhkhil 10y agoThe OP was almost certainly being sarcastic.
- logicallee 10y agoFor clarity can you edit your comment to add cozzyd (the OP you mention) - I am sometimes sarcastic but not in this case. I'll then delete this comment.