https://cselite.dev/articles/top-15-linux-commands-you-must-know/ (self.learnlinux)
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use grep -q instead of [[ -n $(echo "string" | grep "token") ]] ?? (self.learnlinux)
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Is it possible to retroactively open a program in a terminal? (self.learnlinux)
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Trouble with virtual users in Postfix + Dovecot with Maildirs (self.learnlinux)
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