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Operation on every pair of element in a list
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edited Jun 3 '09 at 18:12
answered Jun 3 '09 at 0:24
B...
Sample random rows in dataframe
... df
X1 X2
1 0.7091409 -1.4061361
2 -1.1334614 -0.1973846
3 2.3343391 -0.4385071
4 -0.9040278 -0.6593677
5 0.4180331 -1.2592415
6 0.7572246 -0.5463655
7 -0.8996483 0.4231117
8 -1.0356774 -0.1640883
9 -0.3983045 0.7157506
10 -0.9060305 2.3234110
Then select some ro...
GridLayout and Row/Column Span Woe
...android:columnCount="9"
android:orientation="horizontal"
android:rowCount="8" >
<Button
android:layout_columnSpan="2"
android:layout_gravity="fill"
android:layout_rowSpan="2"
android:text="1" />
<Button
android:layout_columnSpan="2"
android:layout_gravity="fill_...
Controlling maven final name of jar artifact
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8 Answers
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Why does the default parameterless constructor go away when you create one with parameters
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answered Aug 3 '12 at 8:43
Dan PuzeyDan Puzey
31.1k33 gold badges6666 silver badges9393 bronze badges
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Apply pandas function to column to create multiple new columns?
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Building off of user1827356 's answer, you can do the assignment in one pass using df.merge:
df.merge(df.textcol.apply(lambda s: pd.Series({'feature1':s+1, 'feature2':s-1})),
left_index=True, right_index=True)
textcol feature1 featur...
Parsing IPv6 extension headers containing unknown extensions
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edited Jul 8 '13 at 15:06
answered Jul 8 '13 at 14:16
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Replace only text inside a div using jquery
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answered Aug 8 '12 at 14:56
Brian UstasBrian Ustas
45k33 gold badges2323 silver badges2020 bronze badges
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What are the aspect ratios for all Android phone and tablet devices?
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║ ~18.7 x 9 ║ 0.482... ║ 2.074... ║
╠══════════════════════════╬══════════════════════...
Python - abs vs fabs
...epends on the type of its argument.
In [7]: type(abs(-2))
Out[7]: int
In [8]: type(abs(-2.0))
Out[8]: float
In [9]: type(abs(3+4j))
Out[9]: float
In [10]: type(math.fabs(-2))
Out[10]: float
In [11]: type(math.fabs(-2.0))
Out[11]: float
In [12]: type(math.fabs(3+4j))
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