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How can I get the external SD card path for Android 4.0+?
...mp; (file.listFiles().length > 0) ) { // it is a real directory (not a USB drive)...
Log.d(TAG, "External Storage: " + file.getAbsolutePath() + "\n");
}
}
}
}
Alternatively, you might use System.getenv("EXTERNAL_STORAGE") to retrieve the primary External...
What happens to an open file handle on Linux if the pointed file gets moved or deleted
... directory.
If on the other hand the underlying device disappears (e.g. USB unplug) then the file handle won't be valid any more and is likely to give IO/error on any operation. You still have to close it though. This is going to be true even if the device is plugged back in, as it's not sensible...
How to print to the console in Android Studio?
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I had solve the issue by revoking my USB debugging authorizations.
To Revoke,
Go to Device Settings > Enable Developer Options > Revoke USB debugging authorizations
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Using a piano keyboard as a computer keyboard [closed]
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Consider doing something in hardware that emulates a usb (or ps/2?) keyboard. You will no longer be dependent on a specific OS, or specific OS API. A hardware solution will stand the test of time. Don't be stuck using an old API in Windows 7 when everyone else is running Win...
Why Android Studio says “Waiting For Debugger” if am NOT debugging?
... to developer options and switch it off and on again (dont forget to check usb debugging option too), worked for me(Neuxs5).
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Connect Device to Mac localhost Server? [closed]
...t you to confirm your action, select ok.
If your iPhone is connected using USB, the iPhone USB is checked at the "sharing your connection" list on the right side.
After this, try accessing your local server using your macs ip on wifi.
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How can I build a small operating system on an old desktop computer? [closed]
...s: "Hello, Linus" directly from the firmware boot process (on a floppy, or USB thumb drive, would be a good start ... or on a hard drive if you like).
From there I'd recommend writing a very simple serial driver ... update your boot loader to initialize some serial port, and start a download there ...
What's the role of adapters in Android?
...ew).
An analogy
Let's take the example of a mobile charger, or rather a USB cable.
The wire can be considered as the adapter, while the data source and layout can be understood as the socket (plug-in point) and USB port (charging point) respectively.
In the case of mobile charging,
the source of...
Xcode doesn't see my iOS device but iTunes does
..., however, and it wasn't until I finally disconnected to the iPad from the USB3 port on the left side of the computer and reconnected it to the USB3 port on the right side that Xcode finally recognized it.
– Ed McLaughlin
Jan 2 '14 at 13:41
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Protecting executable from reverse engineering?
...ection method (Sentinel HASP HL) for many years. It requires a proprietary USB key fob which acts as the 'license' for the software. Their SDK encrypts and obfuscates your executable & libraries, and allows you to tie different features in your application to features burned into the key. Withou...