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Converting a column within pandas dataframe from int to string
...t('AB'))
In [17]: df
Out[17]:
A B
0 0 1
1 2 3
2 4 5
3 6 7
4 8 9
In [18]: df.dtypes
Out[18]:
A int64
B int64
dtype: object
Convert a series
In [19]: df['A'].apply(str)
Out[19]:
0 0
1 2
2 4
3 6
4 8
Name: A, dtype: object
In [20]: df['A'].apply(str)[0]
Out[...
Is there a function to deselect all text using JavaScript?
... |
edited Feb 23 '18 at 0:10
John
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answe...
Access object child properties using a dot notation string [duplicate]
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answered Nov 8 '11 at 14:39
Andy EAndy E
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How do I pick randomly from an array?
...y, you could require "backports/1.9.1/array/sample".
Note that in Ruby 1.8.7 it exists under the unfortunate name choice; it was renamed in later version so you shouldn't use that.
Although not useful in this case, sample accepts a number argument in case you want a number of distinct samples.
...
Iterating Through a Dictionary in Swift
...rs = [
"Prime": [2, 3, 5, 7, 11, 13],
"Fibonacci": [1, 1, 2, 3, 5, 8],
"Square": [1, 4, 9, 16, 25]
]
var largest = 0
for (kind, numbers) in interestingNumbers {
println("kind: \(kind)")
for number in numbers {
if number > largest {
largest = number
...
C++: what regex library should I use? [closed]
...
80
Boost.Regex is very good and is slated to become part of the C++0x standard (it's already in TR...
How do I format a number in Java?
... Miquel
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answered Sep 8 '08 at 20:04
EspoEspo
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Extract substring using regexp in plain bash
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Yangshun Tay
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answered Nov 14 '12 at 4:54
Gilles QuenotGilles Quenot
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TypeError: 'str' does not support the buffer interface
...ilename + ".gz", "wb") as outfile:
outfile.write(bytes(plaintext, 'UTF-8'))
Also do not use variable names like string or file while those are names of module or function.
EDIT @Tom
Yes, non-ASCII text is also compressed/decompressed. I use Polish letters with UTF-8 encoding:
plaintext = 'P...
How do I detach objects in Entity Framework Code First?
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answered Apr 8 '11 at 20:00
Ladislav MrnkaLadislav Mrnka
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...