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How to remove all rows in a numpy.ndarray that contain non-numeric values
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What to do about Eclipse's “No repository found containing: …” error messages?
I'm running Eclipse's Helios EE bundle on Linux to which I added the subversive plugins, the m2e Maven integration and the Mylin connector for Trac. For the last couple of weeks I've been trying to install updates, and every time I get back a message like
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When do I use fabs and when is it sufficient to use std::abs?
...your code will work as expected on windows but will use the int version on linux, which can be incredibly hard to debug.
– Adversus
Nov 3 '15 at 8:52
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Multi-line commands in GHCi
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From a Linux shell, echo ':set +m' >> ~/.ghci to make this setting persistent.
– eigenfield
Nov 1 '18 at 21:32
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How to take column-slices of dataframe in pandas
...at']
# foo bar quz ant cat sat
.loc accepts the same slice notation that Python lists do for both row and columns. Slice notation being start:stop:step
# slice from 'foo' to 'cat' by every 2nd column
df.loc[:, 'foo':'cat':2]
# foo quz cat
# slice from the beginning to 'bar'
df.loc[:, :'bar']
# f...
Select between two dates with Django
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Temporarily disable auto_now / auto_now_add
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For those looking at this when they are writing tests, there is a python library called freezegun which allows you to fake the time - so when the auto_now_add code runs, it gets the time you actually want. So:
from datetime import datetime, timedelta
from freezegun import freeze_time
wit...
Is it worthwile to learn assembly language? [closed]
...t languages, from lots of different paradigms. Learning Java, C++, C#, and Python doesn't count, since they are all instances of the same paradigm.
As assembly is at the root (well, close to the root) of all languages, I for one say that it is worthwhile to learn assembly.
Then again, it's worthw...
Django: Get list of model fields?
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@mpen Wont claim it the best way or the most pythonic but below will/should get the values u would want to display in a view, so the headers of an HTML table if u will. As get_fields() returns a tuple, u can iterate over it and get the values that look like appname.Mo...
How to print binary tree diagram?
...t prints all kinds of trees. Solution is inspired by the "tree" command in linux.
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