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I was installing Ubuntu for my cousin, on an Acer X139HQ screen, it was ok until using the proprietary nvidia drivers for accelerated 3D stuff. The fix was here: http://ubuntuforums.org/showthread.php?t=1045106&highlight=Acer+X193HQ
After installing nvidia drivers, the xorg.conf would exist then edit just as in the first post of above thread, restart, done.
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Normally the SimpleRTK2B board’s XBee mount point only supports UART2 which doesn’t support UBX messages, below video shows how to map UART1 to UART2 and thus using UART1 on the XBee port:
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Thanks to our friend Geoff from Australia for sharing this tip of using the Ardusimple SimplRTK2B board with U-Blox U-Center program on Windows 7 PC (normally it works only with Windows 10). The trick is the power the board first via the ‘power+xbee’ usb port then connect to the main ‘power+gps’ usb port and disconnect the first one - this is shown in below video:
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Although not really “native”, but works well by parsing a command line call instead - credit goes to “Alex P.” for the answer in http://stackoverflow.com/questions/14813875/how-to-get-imsi-number-in-android-using-command-line - thanks for the command.
