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Lazy Method for Reading Big File in Python?
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12 Answers
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Add missing dates to pandas dataframe
...u could use Series.reindex:
import pandas as pd
idx = pd.date_range('09-01-2013', '09-30-2013')
s = pd.Series({'09-02-2013': 2,
'09-03-2013': 10,
'09-06-2013': 5,
'09-07-2013': 1})
s.index = pd.DatetimeIndex(s.index)
s = s.reindex(idx, fill_value=0)
p...
Git stash uncached: how to put away all unstaged changes?
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100
Update 2:
I'm not sure why people are complaining about this answer, it seems to be working pe...
Benchmarking (python vs. c++ using BLAS) and (numpy)
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edited Sep 30 '11 at 18:19
answered Sep 30 '11 at 18:00
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How to check if object (variable) is defined in R?
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You want exists():
R> exists("somethingUnknown")
[1] FALSE
R> somethingUnknown <- 42
R> exists("somethingUnknown")
[1] TRUE
R>
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Specifying and saving a figure with exact size in pixels
Say I have an image of size 3841 x 7195 pixels. I would like to save the contents of the figure to disk, resulting in an image of the exact size I specify in pixels.
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Is there a faster/shorter way to initialize variables in a Rust struct?
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1 Answer
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Plot logarithmic axes with matplotlib in python
...de would look like:
import pylab
import matplotlib.pyplot as plt
a = [pow(10, i) for i in range(10)]
fig = plt.figure()
ax = fig.add_subplot(2, 1, 1)
line, = ax.plot(a, color='blue', lw=2)
ax.set_yscale('log')
pylab.show()
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Zero-pad digits in string
I need to cast single figures (1 to 9) to (01 to 09). I can think of a way but its big and ugly and cumbersome. I'm sure there must be some concise way. Any Suggestions
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