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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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Algorithm to detect corners of paper sheet in photo
... working on this earlier this year. This was my first ever coding project, and kinda ended in a bit of a rush, so the code needs some errr...decoding...
I'll give a few tips from what I've seen you doing already, and then sort my code on my day off tomorrow.
First tip, OpenCV and python are awesom...
Can you add new statements to Python's syntax?
...ent to Python, quoted here:
This article is an attempt to better understand how the front-end of Python works. Just reading documentation and source code may be a bit boring, so I'm taking a hands-on approach here: I'm going to add an until statement to Python.
All the coding for this article wa...
How to import local packages without gopath
...oject cannot be in $GOPATH.
Edit 2: The vendoring method is still valid and works without issue. vendor is largely a manual process, because of this dep and vgo were created.
Edit 1: While my old way works it's not longer the "correct" way to do it. You should be using vendor capabilities, vgo...
Sort a list by multiple attributes?
...1], x[2]))
Or you can achieve the same using itemgetter (which is faster and avoids a Python function call):
import operator
s = sorted(s, key = operator.itemgetter(1, 2))
And notice that here you can use sort instead of using sorted and then reassigning:
s.sort(key = operator.itemgetter(1, 2)...
“Comparison method violates its general contract!”
...de throw an exception, "Comparison method violates its general contract!", and how do I fix it?
11 Answers
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What's the difference between “groups” and “captures” in .NET regular expressions?
I'm a little fuzzy on what the difference between a "group" and a "capture" are when it comes to .NET's regular expression language. Consider the following C# code:
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What are the differences between “=” and “
What are the differences between the assignment operators = and <- in R?
7 Answers
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Why would you use String.Equals over ==? [duplicate]
I recently was introduced to a large codebase and noticed all string comparisons are done using String.Equals() instead of ==
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How do I know which version of Javascript I'm using?
...r versions)
Mozilla progresses with every dot release (they maintain the standard so that's not surprising)
Firefox 4 is on JavaScript 1.8.5
The other big off-the-beaten-path one is IE9 - it implements ECMAScript 5, but doesn't implement all the features of JavaScript 1.8.5 (not sure what they're c...