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lifeofcoding/change-brightness.sh

Created July 2, 2020 21:18
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Change brightness via command line
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change-brightness.sh
#!/bin/bash
# ./change-brghtness.sh 60
newVal=$(printf "%3.2f\n" $(echo "scale=2; $1 / 100" | bc))
sudo ./display-first-instance.sh | xargs -I{} xrandr --output {} --brightness "$newVal"
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