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stephengillie
on March 21, 2018
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Blocklist Facebook domains
uBlock has much the same effect. Requests err in the console with "ERR_BLOCKED_BY_CLIENT" instead of a 404, so technically it is possible to detect this with a first-party JavaScript file.
0xfeba
on March 21, 2018
[–]
That's how the "please don't use an ad-blocker" stuff works.
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