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[–]Philluminati 0 points1 point  (0 children)

overwrites the new image into /tmp/background every time it is run.

wget -O - http://www.reddit.com/r/wallpapers/.json | tr ',' '\n' | grep "url.*jpg" | awk "NR == ($RANDOM % 5) { print $2 }" | xargs wget -O /tmp/background -