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How to check if a float value is a whole number
...is_integer() method:
>>> (1.0).is_integer()
True
>>> (1.555).is_integer()
False
The method was added to the float type in Python 2.6.
Take into account that in Python 2, 1/3 is 0 (floor division for integer operands!), and that floating point arithmetic can be imprecise (a floa...
What is the “double tilde” (~~) operator in JavaScript? [duplicate]
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ghoppeghoppe
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Why am I merging “remote-tracking branch 'origin/develop' into develop”?
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answered Jun 20 '11 at 4:55
Richard HansenRichard Hansen
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Cross cutting concern example
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edited Dec 13 '15 at 3:19
answered Sep 11 '14 at 5:26
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Java8: Why is it forbidden to define a default method for a method from java.lang.Object
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How to make CSS width to fill parent?
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Caerulius
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answered Feb 9 '10 at 20:54
prodigitalsonprodigitalson
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Foreign Key to non-primary key
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Ian PrestonIan Preston
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Is it safe to ignore the possibility of SHA collisions in practice?
... we have a billion unique images, one megabyte each.
We calculate the SHA-256 hash for the contents of each file.
The possibility of collision depends on:
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Why can't yield return appear inside a try block with a catch?
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I suspect this is a matter of practicality rather than feasibility. I suspect there are very, v...
A fast method to round a double to a 32-bit int explained
... bits of mantissa.
Now, to the magic number; as you correctly stated, 6755399441055744 is 2^51 + 2^52; adding such a number forces the double to go into the "sweet range" between 2^52 and 2^53, which, as explained by Wikipedia here, has an interesting property:
Between 252=4,503,599,627,370,4...