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Command to logout all the users in one command
Only to logout all users except root

list block devices
Shows all block devices in a tree with descruptions of what they are.

Find usb device in realtime
Using this command you can track a moment when usb device was attached.

extract content of a Debian package

Get CPU thermal data on MacOS

print multiplication formulas
seq -s ' ' 1 9 | sed -n ':a;p;s/ *\w$//;h;/^$/t;b a;q' | tac | awk '{for(i=1;i

Remove all the characters before last space per line including it

Change files case, without modify directories, recursively
Change files case, without modify directories, recursively. ... fucking vfat

Formatted list - WWNs of all LUNs
Use `scsi_id` to positively identify which LUNs are which (i.e. compare with the list of LUNs you created on your disk array) (shown: RHEL5 usage) Debian usage: $ # for i in /dev/sd* ; do wwn=`/lib/udev/scsi_id -g --device $i` ; [ "$wwn" != "" ] && echo -e ${i##*/}'\t'$wwn ;done

Delete all flash cookies.
Maybe you want first check which files will be deleted: $ find $HOME -name '*.sol' -exec echo rm {} \;


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