I'm assuming that SO stores questions in raw markdown format. So how is the plain text preview/summary provided on the questions page? Is there any library to achieve this in Rails? Or are they using some other technique?
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fearofawhackplanet
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There are some examples here: https://help.github.com/articles/github-flavored-markdown https://github.com/github/markup https://github.com/vmg/redcarpet – Homer6 Jul 23 '13 at 19:09