iPhone 4 background location service question

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耶瑟儿~
耶瑟儿~ 2021-02-08 23:38

I\'m looking into the new background location service options in the iPhone 4 SDK. It allows an app to run in the background and receive location updates from the device.

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  •  滥情空心
    2021-02-09 00:21

    I've recently done some field testing of the new background location service to get an idea of what constitutes a significant location update, what kind of accuracy to expect for the location hits and our general experiences using it.

    The results are detailed in a fairly lengthy blog post:

    iPhone Background GPS: Accurate to 500 meters, not enough for foot traffic

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