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ImportError: numpy.core.multiarray failed to import
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I was getting the same error and was able to solve it by updating my numpy installation to 1.8.0:
pip install -U numpy
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Convert a 1D array to a 2D array in numpy
I want to convert a 1-dimensional array into a 2-dimensional array by specifying the number of columns in the 2D array. Something that would work like this:
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How to deny access to a file in .htaccess
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I get a 500 internal server error when using this code. Any idea why? I'm using Wordpress.
– Keryn Gill
Jan 26 '15 at 21:25
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Python: how to print range a-z?
1. Print a-n: a b c d e f g h i j k l m n
17 Answers
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Get $_POST from multiple checkboxes
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@Tyzoid empty() doesn't cause this error. From the manual: empty() does not generate a warning if the variable does not exist.
– Mārtiņš Briedis
Aug 2 '13 at 7:07
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How to make MySQL handle UTF-8 properly
... answer - You should almost always be using the utf8mb4 charset and utf8mb4_unicode_ci collation.
To alter database:
ALTER DATABASE dbname CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
See:
Aaron's comment on this answer How to make MySQL handle UTF-8 properly
What's the difference betwee...
Run an OLS regression with Pandas Data Frame
...ct keyword is formula, I accidentally typed formulas instead and got weird error: TypeError: from_formula() takes at least 3 arguments (2 given)
– denfromufa
Nov 14 '16 at 18:19
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HTML5 canvas ctx.fillText won't do line breaks?
I can't seem to be able to add text to a canvas if the text includes "\n". I mean, the line breaks do not show/work.
17 Ans...
How to loop through all but the last item of a list?
I would like to loop through a list checking each item against the one following it.
6 Answers
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Why use Abstract Base Classes in Python?
...sinstance(c, MyABC): # will be true
c.abc_method() # raises AttributeError
Unfortunately this one of those "just don't do that" traps (of which Python has relatively few!): avoid defining ABCs with both a __subclasshook__ and non-abstract methods. Moreover, you should make your definition of...