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How do I make a matrix from a list of vectors in R?
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How to collapse all methods in Xcode?
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What does -D_XOPEN_SOURCE do/mean?
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How to get anchor text/href on click using jQuery?
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Using NSPredicate to filter an NSArray based on NSDictionary keys
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Proper way to handle multiple forms on one page in Django
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How do you use https / SSL on localhost?
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What is Prefix.pch file in Xcode?
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What happens to an open file handle on Linux if the pointed file gets moved or deleted
...evice 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 to keep a file open in this case.
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How do I get the current time zone of MySQL?
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