大约有 44,100 项符合查询结果（耗时：0.0455秒） [XML]
Apache2: 'AH01630: client denied by server configuration'
...
27 Answers
27
Active
...
How to saveHTML of DOMDocument without HTML wrapper?
...
27 Answers
27
Active
...
Python's “in” set operator
...
answered Jan 2 '12 at 21:14
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
667k127127 gold badges11911191 silver badges12501250 bronze badges
...
Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
...
Here's a small kmeans that uses any of the 20-odd distances in
scipy.spatial.distance, or a user function.
Comments would be welcome (this has had only one user so far, not enough);
in particular, what are your N, dim, k, metric ?
#!/usr/bin/env python
# kmeans.py us...
Is MATLAB OOP slow or am I doing something wrong?
...
224
I've been working with OO MATLAB for a while, and ended up looking at similar performance issu...
How do I get Month and Date of JavaScript in 2 digit format?
...
28 Answers
28
Active
...
Simple explanation of MapReduce?
... them back in the same kind of list.
suppose I have a list of numbers: [1,2,3] and I want to double every number, in this case, the function to "double every number" is function x = x * 2. And without mappings, I could write a simple loop, say
A = [1, 2, 3]
foreach (item in A) A[item] = A[item] * ...
Is there a foreach in MATLAB? If so, how does it behave if the underlying data changes?
...re in other languages. This means that the following code always prints 1, 2, 3, 4, 5 regardless of the value of B.
A = 1:5;
for i = A
A = B;
disp(i);
end
If you want to be able to respond to changes in the data structure during iterations, a WHILE loop may be more appropriate --- you'll...
Prevent BODY from scrolling when a modal is opened
...
1
2
Next
477
...