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iOS: Compare two dates
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210
According to Apple documentation of NSDate compare:
Returns an NSComparisonResult value tha...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
...ulates the inverse square root of a float, 4x faster than regular (float)(1.0/sqrt(x)) , including a strange 0x5f3759df constant. See the code below. Can someone explain line by line what exactly is going on here and why this works so much faster than the regular implementation?
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Map and Reduce in .NET
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311
Linq equivalents of Map and Reduce:
If you’re lucky enough to have linq then you don’t nee...
Scala underscore - ERROR: missing parameter type for expanded function
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1 Answer
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Printing everything except the first field with awk
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16 Answers
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socket.emit() vs. socket.send()
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125
With socket.emit you can register custom event like that:
server:
var io = require('socket.i...
How to pause for specific amount of time? (Excel/VBA)
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15 Answers
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What is Hindley-Milner?
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Hindley-Milner is a type system discovered independently by Roger Hindley (who was looking at ...
onIabPurchaseFinished never called.
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edited May 14 '15 at 5:25
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Numpy array assignment with copy
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All three versions do different things:
B = A
This binds a new name B to the existing objec...