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How to get the first column of a pandas DataFrame as a Series?
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This works great when you want to load a series from a csv file
x = pd.read_csv('x.csv', index_col=False, names=['x'],header=None).iloc[:,0]
print(type(x))
print(x.head(10))
<class 'pandas.core.series.Series'>
0 110.96
1 119.40
2 135.89
3 152.32
4 192.91
5 ...
R - Markdown avoiding package loading messages
... and think it is pretty neat. I have a minor issue though. When I source a file in an R-Chunk, the knitr output includes external comments as follows:
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datetime.parse and making it work with a specific format
I have a datetime coming back from an XML file in the format:
2 Answers
2
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Remove credentials from Git
...--unset credential.helper if this has been set in the system configuration file (for example, Git for Windows 2).
On Windows you might be better off using the manager helper (git config --global credential.helper manager). This stores your credentials in the Windows credential store which has a Cont...
How do I convert a numpy array to (and display) an image?
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File "<ipython-input-29-29c784f62838>", line 39 plt.show() ^ SyntaxError: invalid syntax
– Mona Jalal
Nov 6 '18 at 16:34
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How to convert integer timestamp to Python datetime
I have a data file containing timestamps like "1331856000000". Unfortunately, I don't have a lot of documentation for the format, so I'm not sure how the timestamp is formatted. I've tried Python's standard datetime.fromordinal() and datetime.fromtimestamp() and a few others, but nothing matches...
Lock Android phone application to Portrait mode
...plication to a portrait mode? Is it a simple configuration in the manifest file?
4 Answers
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ValueError: math domain error
... math import log
>>> log(-1)
Traceback (most recent call last):
File "<pyshell#59>", line 1, in <module>
log(-1)
ValueError: math domain error
Without knowing what your newtonRaphson2 function does, I'm not sure I can guess where the invalid x[2] value is coming from, bu...
How do I hide an element when printing a web page?
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CSS FILE
@media print
{
#pager,
form,
.no-print
{
display: none !important;
height: 0;
}
.no-print, .no-print *{
display: none !important;
height: 0;
}
}
HTML HEAD...
Math functions in AngularJS bindings
...Which is probably what someone who wants to do math in their html template files wants.
– Lan
Jul 2 '15 at 14:04
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