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How to compute the similarity between two text documents?
... elements in Compressed Sparse Row format>
You can convert the sparse array to a NumPy array via .toarray() or .A:
>>> pairwise_similarity.toarray() ...
How does free know how much to free?
...ver I pass a pointer to some function, I have to also pass the size (ie an array of 10 elements needs to receive 10 as a parameter to know the size of the array), but I do not have to pass the size to the free function. Why not, and can I use this same technique in my own functions to save me from n...
Convert a matrix to a 1 dimensional array
...
That's a vector, and not a 1-d array.
– hadley
Sep 29 '10 at 20:35
hmm. Th...
How to return a part of an array in Ruby?
...
Yes, Ruby has very similar array-slicing syntax to Python. Here is the ri documentation for the array index method:
--------------------------------------------------------------- Array#[]
array[index] -> obj or nil
ar...
Stop Mongoose from creating _id property for sub-document array items
If you have subdocument arrays, Mongoose automatically creates ids for each one. Example:
6 Answers
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How to use WHERE IN with Doctrine 2
...wing line of code:
$qb->add('where', $qb->expr()->in('r.winner', array('?1')));
Wrapping the named parameter as an array causes the bound parameter number issue. By removing it from its array wrapping:
$qb->add('where', $qb->expr()->in('r.winner', '?1'));
This issue should be...
Loop through an array php
I have this array... how do you print each of the filepath and filename? What is the best way to do this?
5 Answers
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Why does Java's Arrays.sort method use two different sorting algorithms for different types?
Java 6's Arrays.sort method uses Quicksort for arrays of primitives and merge sort for arrays of objects. I believe that most of time Quicksort is faster than merge sort and costs less memory. My experiments support that, although both algorithms are O(n log(n)). So why are different algorithms us...
How do I replace a character at a particular index in JavaScript?
... stuff the character between them
METHOD2: convert the string to character array, replace one array member and join it
Personally, I would use these two methods in different cases. Let me explain.
@FabioPhms: Your method was the one I initially used and I was afraid that it is bad on string with ...
How does data binding work in AngularJS?
...ccess your data through accessors.
Change coalescence. Suppose you have an array of items. Say you want to add items into an array, as you are looping to add, each time you add you are firing events on change, which is rendering the UI. This is very bad for performance. What you want is to update th...