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Asp.net 4.0 has not been registered
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answered Jul 30 '11 at 0:05
sharppersharpper
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How to parse JSON data with jQuery / JavaScript?
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edited Feb 5 '15 at 20:03
Dave
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an...
Very large matrices using Python and NumPy
...begins to struggle with anything much larger (trying to create a matrix of 50000 x 50000 fails). Obviously, this is because of the massive memory requirements.
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What is the order of precedence for CSS?
...ns?
– Jared Farrish
Aug 3 '14 at 14:52
3
"... css rules in style tag ... overrides rules in css f...
Iterating over a numpy array
...re looking for the ndenumerate.
>>> a =numpy.array([[1,2],[3,4],[5,6]])
>>> for (x,y), value in numpy.ndenumerate(a):
... print x,y
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0 0
0 1
1 0
1 1
2 0
2 1
Regarding the performance. It is a bit slower than a list comprehension.
X = np.zeros((100, 100, 100))
%timeit lis...
Is there an equivalent for the Zip function in Clojure Core or Contrib?
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(map vector '(1 2 3) '(4 5 6))
does what you want:
=> ([1 4] [2 5] [3 6])
Haskell needs a collection of zipWith (zipWith3, zipWith4, ...) functions, because they all need to be of a specific type; in particular, the number of input lists they...
Retrieving the last record in each group - MySQL
...rflow August data dump. I'll use that for benchmarking. There are 1,114,357 rows in the Posts table. This is running on MySQL 5.0.75 on my Macbook Pro 2.40GHz.
I'll write a query to find the most recent post for a given user ID (mine).
First using the technique shown by @Eric with the GROUP BY ...
How to jQuery clone() and change id?
...ments, retrieve highest ID
Say you have many elements with IDs like klon--5 but scrambled (not in order). Here we cannot go for :last or :first, therefore we need a mechanism to retrieve the highest ID:
const $all = $('[id^="klon--"]');
const maxID = Math.max.apply(Math, $all.map((i, el) =>...
Easy way to test a URL for 404 in PHP?
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15 Answers
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Convert a list of data frames into one data frame
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answered Feb 27 '18 at 20:05
joekliegjoeklieg
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