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dpkg -L xxx
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dpkg -S filename apt-file search filename
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apt-cache rdepends xxx
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sudo apt-cdrom add
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sudo apt-get update sudo apt-get upgrade sudo apt-get dist-upgrade
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sudo auto-apt run ./configure
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ls /var/cache/apt/archives
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dpkg --get-selections | grep -v deinstall > ~/somefile
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dpkg --set-selections < ~/somefilesudo dselect
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sudo apt-get autoclean
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sudo apt-get clean
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sudo apt-get autoremove
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uname -a
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cat /etc/issue
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sudo ethtool eth0
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vat /proc/cpuinfo
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sudo fdisk -l
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sudo hdparm -i /dev/hda
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sudo hdparm -I /dev/sda
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df -hdf -H
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free -l
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