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mapix/Find out local DISPLAY number

Created December 25, 2012 15:22
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Not always does Xorg run on :0. For times like those, this script allows you to find out which it is.
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Find out local DISPLAY number
export DISPLAY=$(tr '\000' '\n' < /proc/`pidof X`/cmdline | egrep '^:[0-9]+')
OR some what:
export DISPLAY=$(tr '\000' '\n' < /proc/`pidof Xorg`/cmdline | egrep '^:[0-9]+')
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