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Can angularjs routes have optional parameter values?
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edited Feb 20 '18 at 20:02
Armin
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'float' vs. 'double' precision
...a decimal one.
Single precision (float) gives you 23 bits of significand, 8 bits of exponent, and 1 sign bit.
Double precision (double) gives you 52 bits of significand, 11 bits of exponent, and 1 sign bit.
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How to initialise a string from NSData in Swift
...wift 2.X or older
let datastring = NSString(data: fooData, encoding: NSUTF8StringEncoding)
Swift 3 or newer:
let datastring = NSString(data: fooData, encoding: String.Encoding.utf8.rawValue)
This doc explains the syntax.
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Get item in the list in Scala?
...rRex Kerr
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Which data type for latitude and longitude?
...t - combines (x,y) which can be your lat / long. Occupies 16 bytes: 2 float8 numbers internally.
Or make it two columns of type float (= float8 or double precision). 8 bytes each.
Or real (= float4) if additional precision is not needed. 4 bytes each.
Or even numeric if you need absolute precision....
Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?
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answered Jul 28 '13 at 8:52
Raymond HettingerRaymond Hettinger
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multiple tags
...dant.
– coreyward
Jan 31 '19 at 22:18
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MySQL WHERE: how to write “!=” or “not equals”?
...RolandoMySQLDBARolandoMySQLDBA
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Why is early return slower than else?
...th_else():
>>> T(lambda : without_else()).repeat()
[0.42015745017874906, 0.3188967452567226, 0.31984281521812363]
>>> T(lambda : with_else()).repeat()
[0.36009842032996175, 0.28962249392031936, 0.2927151355828528]
>>> T(lambda : without_else(True)).repeat()
[0.31709728471...
Python memory usage of numpy arrays
...> a = [0] * 1024
>>> b = np.array(a)
>>> getsizeof(a)
8264
>>> b.nbytes
8192
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