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Re:Ask HN: What are your favorite stack overflow posts? by cpburns2009 on Friday September 08, 2017 @03:11PM (#15203132)
Do you mean other than the famous "RegEx match open tags except XHTML self-contained tags" [1]?

[1] https://stackoverflow.com/questions/1732348/regex-match-open...

Re:Ask HN: What are your favorite stack overflow posts? by quickthrower2 on Friday September 08, 2017 @07:06PM (#15204598)
Great answer but it depends on the use case. If the regex is for manually searching through a "view source" then who cares if finds the odd false positive?