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Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
...ferent sizes, a pattern came up. Invariably, transposing a matrix of size 2^n is slower than transposing one of size 2^n+1 . For small values of n , the difference is not major.
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Why is unsigned integer overflow defined behavior but signed integer overflow isn't?
...ed by both the C and C++ standards. For example, the C99 standard ( §6.2.5/9 ) states
5 Answers
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Can you target with css?
...some further investigations, and pointed out that IE8 (on Win7) and Chrome 2/Safari 4b allows you to style BR somewhat. And indeed, I checked the IE demo page with IE Net Renderer's IE8 engine, and it worked.
Update 2
c69 made some further investigations, and it turns out you can style the marker f...
Is there any way to delete local commits in Mercurial?
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Enable the "strip" extension and type the following:
hg strip #changeset# --keep
Where #cha...
What is this: [Ljava.lang.Object;?
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[Ljava.lang.Object; is the name for Object[].class, the java.lang.Class representing the class...
How to set target hosts in Fabric file
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I do this by declaring an actual function for each environment. For example:
def test():
e...
How get integer value from a enum in Rails?
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You can get the integer values for an enum from the class the enum is on:
Model.sale_infos # Pl...
What is the difference between ArrayList.clear() and ArrayList.removeAll()?
...oints out, c.contains(..) increases the time complexity of removeAll to O(n2) as opposed to clear's O(n).
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Using switch statement with a range of value in each case?
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edited Aug 23 '17 at 14:18
answered Jun 3 '12 at 20:49
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