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Sorting arrays in NumPy by column
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From the Python documentation wiki, I think you can do:
a = ([[1, 2, 3], [4, 5, 6], [0, 0, 1]]);
a = sorted(a, key=lambda a_entry: a_entry[1])
print a
The output is:
[[[0, 0, 1], [1, 2, 3], [4, 5, 6]]]
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API to automatically upload apk to Google Play? [closed]
... info there, submitting the page, etc.
We are working on such open-source Python tool:
https://github.com/onepf/AppDF/tree/master/tools/uploader
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On a CSS hover event, can I change another div's styling? [duplicate]
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He also didn't specifically ask for a 'no-python' solution, but given that the question was tagged with only 'css', it seems fair to assume that he wanted a css solution.
– David says reinstate Monica
Aug 2 '11 at 9:55
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Remove all line breaks from a long string of text
...tespace".split())
Out: 'some text with multiple whitespace'
https://docs.python.org/2/library/stdtypes.html#str.split
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How to import data from mongodb to pandas?
...ing into RAM) data efficiently (i.e. with parallel execution), you can try Python Blaze ecosystem: Blaze / Dask / Odo.
Blaze (and Odo) has out-of-the-box functions to deal with MongoDB.
A few useful articles to start off:
Introducing Blaze Expessions (with MongoDB query example)
ReproduceIt: Red...
Autocompletion in Vim
... documentation on this functionality.
Here is an example of importing the Python dictionary into Vim.
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Django template how to look up a dictionary value with a variable
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For me creating a python file named template_filters.py in my App with below content did the job
# coding=utf-8
from django.template.base import Library
register = Library()
@register.filter
def get_item(dictionary, key):
return dictio...
How to call a method with a separate thread in Java?
...tuff man! Do you know any alternatives to threads in Java? I come from the Python world, whre we would use Celery task queue for for asynchronous stuff
– CESCO
Nov 5 '15 at 18:10
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Ruby off the rails
...es all the heavy pixel pushing for my photography processing. I was using Python+numpy but when doing artsy stuff, Ruby is just more fun. Also the relative lack of, or lesser maturity of, good image processing libraries makes me feel less like i'm reinventing wheels. I am clueless about Rails, ot...
Benefits of prototypal inheritance over classical?
...itance usually gets in the way of programming, but maybe that's just Java. Python has an amazing classical inheritance system.
2. Prototypal Inheritance is Powerful
Most programmers who come from a classical background argue that classical inheritance is more powerful than prototypal inheritance b...