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Controlling a USB power supply (on/off) with Linux
...e. The information in this answer is relevant for the older kernels (up to 2.6.32). See tlwhitec's answer for the information on the newer kernels.
# disable external wake-up; do this only once
echo disabled > /sys/bus/usb/devices/usb1/power/wakeup
echo on > /sys/bus/usb/devices/usb1/power/...
Pick a random element from an array
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326
Swift 4.2 and above
The new recommended approach is a built-in method on the Collection protoc...
Math - mapping numbers
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212
If your number X falls between A and B, and you would like Y to fall between C and D, you can ...
push multiple elements to array
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261
When using most functions of objects with apply or call, the context parameter MUST be the obj...
Is there an upside down caret character?
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edited Sep 22 '16 at 0:29
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answered Dec 3 '08 at 21:09
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How to select option in drop down using Capybara
I'm trying to select an item from a drop down menu using Capybara (2.1.0).
9 Answers
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Sublime Text 2 keyboard shortcut to open file in specified browser (e.g. Chrome)
I do web development and am trying out Sublime Text 2. Is there a keyboard shortcut to open the current file in specified browser (e.g. Chrome)?
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How can I eliminate slow resolving/loading of localhost/virtualhost (a 2-3 second lag) on Mac OS X L
... environments on Mac OS X Lion (brand new macbook air purchased in January 2012), I have noticed that resolving to a virtual host is very slow (around 3 seconds) the first time but after that is fast as long as I continue loading it regularly.
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Command to remove all npm modules globally?
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24 Answers
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Predicate in Java
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203
I'm assuming you're talking about com.google.common.base.Predicate<T> from Guava.
From ...