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How to check if a file is empty in Bash?
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10 Answers
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Correct way to quit a Qt program?
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answered Nov 6 '11 at 10:06
BillBill
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How to use QueryPerformanceCounter?
...; "QueryPerformanceFrequency failed!\n";
PCFreq = double(li.QuadPart)/1000.0;
QueryPerformanceCounter(&li);
CounterStart = li.QuadPart;
}
double GetCounter()
{
LARGE_INTEGER li;
QueryPerformanceCounter(&li);
return double(li.QuadPart-CounterStart)/PCFreq;
}
int mai...
How to use NSCache
...athan Grynspan
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What is the HEAD in git?
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answered Mar 27 '10 at 16:20
pokepoke
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What is the difference between float and double?
...are calculated:
double has 52 mantissa bits + 1 hidden bit: log(253)÷log(10) = 15.95 digits
float has 23 mantissa bits + 1 hidden bit: log(224)÷log(10) = 7.22 digits
This precision loss could lead to greater truncation errors being accumulated when repeated calculations are done, e.g.
float a = ...
How to get the name of a function in Go?
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answered Aug 13 '11 at 23:10
moraesmoraes
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Using Moq to determine if a method is called
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– Ruben Bartelink
Nov 13 '09 at 10:56
@I-- yes it can
– reggaeguitar
Apr 23...
Returning the product of a list
...as ne
# from functools import reduce # python3 compatibility
a = range(1, 101)
%timeit reduce(lambda x, y: x * y, a) # (1)
%timeit reduce(mul, a) # (2)
%timeit np.prod(a) # (3)
%timeit ne.evaluate("prod(a)") # (4)
In the following configuration:
a...
Determine Whether Integer Is Between Two Other Integers?
...a given integer is between two other integers (e.g. greater than/equal to 10000 and less than/equal to 30000 )?
11 Answe...