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Nested JSON objects - do I have to use arrays for everything?
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204
You don't need to use arrays.
JSON values can be arrays, objects, or primitives (numbers or str...
Moving matplotlib legend outside of the axis makes it cutoff by the figure box
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answered Apr 14 '12 at 15:26
jbbiomedjbbiomed
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how to check redis instance version?
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answered Feb 4 '14 at 15:03
Aviram NetanelAviram Netanel
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vertical & horizontal lines in matplotlib
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Ajasja
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answered Jun 5 '13 at 2:18
Bennett BrownBennett Brown
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How do I replace NA values with zeros in an R dataframe?
...:10), 100, replace = TRUE), 10)
> d <- as.data.frame(m)
V1 V2 V3 V4 V5 V6 V7 V8 V9 V10
1 4 3 NA 3 7 6 6 10 6 5
2 9 8 9 5 10 NA 2 1 7 2
3 1 1 6 3 6 NA 1 4 1 6
4 NA 4 NA 7 10 2 NA 4 1 8
5 1 2 4 NA 2 6 2 6 7 4
6 NA 3 NA NA 10 2 1 10 8 4
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Extract elements of list at odd positions
... second at 1 etc.):
1, 3, 5
so the result (actual numbers) will be:
2, 4, 6
Explanation
The [1::2] at the end is just a notation for list slicing. Usually it is in the following form:
some_list[start:stop:step]
If we omitted start, the default (0) would be used. So the first element (at po...
How to change line width in ggplot?
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mnelmnel
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add a...
Assign pandas dataframe column dtypes
...05-01
1 b 2 2018-05-02
df.dtypes
x object
y int64
z datetime64[ns]
dtype: object
and confirm the dtype is updated.
OLD/DEPRECATED ANSWER for pandas 0.12 - 0.16: You can use convert_objects to infer better dtypes:
In [21]: df
Out[21]:
x y
0 a 1
1 b 2
In [...
How do I get the different parts of a Flask request's url?
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4 Answers
4
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Regular expressions in C: examples?
...ning of passing 0 to regcomp? regcomp only takes four integer values 1, 2, 4 and 8 to represent 4 different modes.
– lixiang
Sep 21 '13 at 7:40
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