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Howto... (unordered)
Set Backlight Brightness
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$ echo X > /sys/class/backlight/backlight/brightness |
X: Value 0..100
List Block Devices (incl. mountpoint)
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$ lsblk |
Example output:
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NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 1 14.6G 0 disk `-sda1 8:1 1 14.6G 0 part /run/media/sda1 mmcblk0 179:0 0 7.1G 0 disk |-mmcblk0p1 179:1 0 500M 0 part /run/media/mmcblk0p1 `-mmcblk0p2 179:2 0 6.6G 0 part / mmcblk0boot0 179:32 0 4M 1 disk mmcblk0boot1 179:64 0 4M 1 disk mmcblk0rpmb 179:96 0 4M 0 disk |
List USB Devices
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$ lsusb |
See 'lsusb –help' for options; i.e. -v for verbose output.
List PCIe Devices
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$ lspci |
See 'lspci –help' for options; i.e. -v for verbose output.
Change Terminal Output Length
Useful to view logs or enter commands in terminal window without having the line-wrap/cut after 80 characters.
i.e. set to 1000 characters:
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$ shopt -s checkwinsize $ resize |
Using Serial (tty) in Linux
To identify usably serial ports use:
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You will need to properly logout and login again for changes to take effect.
Show Size of a Directory
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$ du -h --max-depth=1 <folder-path> |
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