This is the command hp-levels that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
PROGRAM:
NAME
hp-levels - Supply Levels Utility
DESCRIPTION
Display bar graphs of current supply levels for supported HPLIP printers.
SYNOPSIS
hp-levels [DEVICE_URI|PRINTER_NAME] [MODE] [OPTIONS]
PRINTER|DEVICE-URI
To specify a device-URI:
-d<device-uri> or --device=<device-uri>
To specify a CUPS printer:
-p<printer> or --printer=<printer>
MODE
Run in interactive mode:
-i or --interactive
OPTIONS
Set the logging level:
-l<level> or --logging=<level> <level>: none, info*, error, warn, debug (*default)
Run in debug mode:
-g (same as option: -ldebug)
This help information:
-h or --help
Bar graph size:
-s<size> or --size=<size> (current default=51)
Use colored bar graphs:
-c or --color (default is colorized)
Bar graph character:
-a<char> or --char=<char> (default is '/')
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