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Why are quaternions used for rotations?
...ns versus a 3x3 rotation matrix, the quaternion has the advantage in size (4 scalars vs. 9) and speed (quaternion multiplication is much faster than 3x3 matrix multiplication).
Note that all of these representations of rotations are used in practice. Euler angles use the least memory; matrices use ...
Instantiating a generic class in Java [duplicate]
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edited Jan 2 at 14:01
improbable
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answered Jul 7 '09 at 5:...
When should I use Kruskal as opposed to Prim (and vice versa)?
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edited Jul 30 '09 at 16:41
answered Jul 28 '09 at 18:36
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Polymorphism vs Overriding vs Overloading
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@yuudachi. I came up with this example when teaching a class. The canonical "Bank Account" class didn't really express the "abstractness"...
Mock functions in Go
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answered Oct 3 '13 at 20:42
weberc2weberc2
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Quicksort: Choosing the pivot
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edited Oct 2 '08 at 19:46
answered Oct 2 '08 at 19:41
Ki...
SQL Switch/Case in 'where' clause
... fine.
– Bob Probst
Oct 16 '08 at 0:48
Why are the @ needed? What do they do?
– Tadej
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Properties file in python (similar to Java Properties)
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24 Answers
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Loading cross-domain endpoint with AJAX
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edited May 23 '17 at 11:47
Community♦
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answered Jun 25 '13 at 14:18
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Calendar returns wrong month [duplicate]
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Vincent RamdhanieVincent Ramdhanie
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