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In October 2019, WhatsApp officially launched a new fingerprint app-locking feature for Android users. In May 2019, WhatsApp was attacked by hackers who installed spyware on a number of victims' smartphones. The hack, allegedly developed by Israeli surveillance technology firm NSO Group, injected malware onto WhatsApp users’ phones via a remote-exploit bug in the app's Voice over IP calling fun...
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For example, you have a state ket $|\alpha\rangle$, which belongs to the ket space. Then there exists a corresponding dual- a state bra $\langle\alpha|$- in the bra space, so that we could know physically relevant information about the system by combining them somehow. Well I wouldn't exactly call it a "symmetry", but sure you could do that. This is sort of like saying that Newtonian physics co...
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It works great except that when I turn it off and close the app, the camera is still engaged. My phone tells me that the flashlight app is still running in the background. I'd like it to be completely off when not in use so it stops draining my battery. It transforms the camera LED flashlight into an on demand flashlight for times of need. But the utility of the application does not end here. T...
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It works great except that when I turn it off and close the app, the camera is still engaged. My phone tells me that the flashlight app is still running in the background. I'd like it to be completely off when not in use so it stops draining my battery. It transforms the camera LED flashlight into an on demand flashlight for times of need. But the utility of the application does not end here. T...
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