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Auto turn off switch during power outage
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How to permanently disable monitor power saver using the command line?
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Is it possible to create individual power settings for each hard drive?
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Laptop power saving or management in Ubuntu 14.04
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Reduce power use on computer
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How do I deal with an HP laptop with lost power-on password?
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Computer turns itself on after any off mode
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Check if display is powered on in Linux
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switch between battery and usb power no microcontroller circuit
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Force "low power mode" on mac
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Battery indicator ALWAYS says Using Battery Power - even when plugged in - ASUS laptop
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How do I check the battery's status via the terminal?
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How can I turn on the Intel HD manually?
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Turn off USB power on OS X/Mac Mini