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Does ruby have real multithreading?
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Olivier De Meulder
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answered Sep 11 '08 at 22:25
Jörg W MittagJör...
How can I use grep to find a word inside a folder?
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14 Answers
14
Active
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what is the difference between 'transform' and 'fit_transform' in sklearn
...t; in <module>()
----> 1 pc2.transform(X)
/usr/local/lib/python3.4/dist-packages/sklearn/decomposition/pca.py in transform(self, X, y)
714 # XXX remove scipy.sparse support here in 0.16
715 X = atleast2d_or_csr(X)
--> 716 if self.mean_ is not None:
71...
What exactly does Perl's “bless” do?
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144
In general, bless associates an object with a class.
package MyClass;
my $object = { };
bless ...
How do I determine whether my calculation of pi is accurate?
...ve pulled this snippet from my blog:
N = # of decimal digits desired
p = 64-bit prime number
Compute A using base 10 arithmetic and B using binary arithmetic.
If A = B, then with "extremely high probability", the conversion is correct.
For further reading, see my blog post Pi - 5 Trillion...
How does tuple comparison work in Python?
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4 Answers
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Active
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What does the “map” method do in Ruby?
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432
The map method takes an enumerable object and a block, and runs the block for each element, ou...
Why is unsigned integer overflow defined behavior but signed integer overflow isn't?
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Pascal CuoqPascal Cuoq
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Random String Generator Returning Same String [duplicate]
...r.ToString();
}
// get 1st random string
string Rand1 = RandomString(4);
// get 2nd random string
string Rand2 = RandomString(4);
// creat full rand string
string docNum = Rand1 + "-" + Rand2;
(modified version of your code)
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