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When should I use a composite index?
...f homes would be random decimals as such:
home_id geolat geolng
1 20.1243 50.4521
2 22.6456 51.1564
3 13.5464 45.4562
4 55.5642 166.5756
5 24.2624 27.4564
6 62.1564 24.2542
...
Since geolat and geolng values hardly repeat itself. A composite index on geo...
Java how to replace 2 or more spaces with single space in string and delete leading and trailing spa
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answered May 28 '10 at 20:49
polygenelubricantspolygenelubricants
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How to get memory available or used in C#
...m (in System.dll)
– Enigma Plus
May 20 '15 at 8:17
12
I'd like to also add that the PrivateMemory...
jQuery UI Tabs - How to Get Currently Selected Tab Index
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20 Answers
20
Active
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How to force push a reset to remote repository?
...wards = false
– emery
Mar 25 '16 at 20:16
1
@emery's comment is valuable. Sometimes the folder on...
How do I obtain the frequencies of each value in an FFT?
... / 1024 = 129.2 Hz
4: ...
5: ...
...
511: 511 * 44100 / 1024 = 22006.9 Hz
Note that for a real input signal (imaginary parts all zero) the second half of the FFT (bins from N / 2 + 1 to N - 1) contain no useful additional information (they have complex conjugate symmetry with the first ...
What is the maximum value for an int32?
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answered Sep 18 '08 at 17:20
Ben HoffsteinBen Hoffstein
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Why does Ruby have both private and protected methods?
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answered Aug 20 '10 at 20:20
dbyrnedbyrne
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Position of least significant bit that is set
...MultiplyDeBruijnBitPosition[32] =
{
0, 1, 28, 2, 29, 14, 24, 3, 30, 22, 20, 15, 25, 17, 4, 8,
31, 27, 13, 23, 21, 19, 16, 7, 26, 12, 18, 6, 11, 5, 10, 9
};
r = MultiplyDeBruijnBitPosition[((uint32_t)((v & -v) * 0x077CB531U)) >> 27];
Helpful references:
"Using de Bruijn Sequences ...
How to get URL parameter using jQuery or plain JavaScript?
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answered Feb 20 '14 at 9:12
Sameer KaziSameer Kazi
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