I once did rm -rf $PREFIX/usr/lib in a Bash script being run as root. PREFIX was... | Hacker News

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kazinator on Aug 20, 2014 | parent | context | favorite | on: fork() can fail

I once did

    rm -rf $PREFIX/usr/lib

in a Bash script being run as root. PREFIX was misspelled, and set -u was not in effect, so the misspelled variable silently expanded to nothing ...

Macha on Aug 20, 2014 [–]

Or Bumblebee's pretty infamous by now:

    rm -rf /usr /lib/bumblebee

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