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The tilde operator in Python
...complement representation of the integer are reversed (as in b <- b XOR 1 for each individual bit), and the result interpreted again as a twos-complement integer. So for integers, ~x is equivalent to (-x) - 1.
The reified form of the ~ operator is provided as operator.invert. To support this o...
Mockito matcher and array of primitives
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answered Apr 8 '12 at 21:42
gpechegpeche
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Best explanation for languages without null
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MySQL Great Circle Distance (Haversine formula)
... the closest 20 locations that are within a radius of 25 miles to the 37, -122 coordinate. It calculates the distance based on the latitude/longitude of that row and the target latitude/longitude, and then asks for only rows where the distance value is less than 25, orders the whole query by distanc...
A field initializer cannot reference the nonstatic field, method, or property
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145
This line:
private dynamic defaultReminder =
reminder.TimeSpanText...
Double negation (!!) in javascript - what is the purpose? [duplicate]
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It casts to boolean. The first ! negates it once, converting values like so:
undefined to tr...
Change working directory in my current shell context when running Node script
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The correct way to change directories is actually with process.chdir(directory). Here's an exa...