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How to upgrade PostgreSQL from version 9.6 to version 10.1 without losing data?
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Can I browse other people's (Apple) bug reports? [closed]
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Is there a performance difference between i++ and ++i in C?
Is there a performance difference between i++ and ++i if the resulting value is not used?
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Which is best way to define constants in android, either static class, interface or xml resource?
I'm developing an android application which uses web service to get data from server, for that I'm having three different set of URLs to point development system, test server and live server. It's difficult to change URL whenever I want to give application for testing/live. so I planned to make it a...
Android : Check whether the phone is dual SIM
... (except for contacting the manufacturer). Now my changed question is, can we at all detect that the phone has two SIMs? I believe it can be detected with some intelligence. Few ways I can think of are:
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Is there a CSS selector for elements containing certain text?
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How should I validate an e-mail address?
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