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Way to read first few lines for pandas dataframe
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which seems to work. Using one of the standard large test files (988504479 bytes, 5344499 lines):
In [1]: import pandas as pd
In [2]: time z = pd.read_csv("P00000001-ALL.csv", nrows=20)
CPU times: user 0.00 s, sys: 0.00 s, total: 0.00 s
Wall time: 0.00 s
In [3]: len(z)
Out[3]: 20
In [4]: ti...
Twitter Bootstrap: div in container with 100% height
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4 Answers
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Forcing child to obey parent's curved borders in CSS
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How to change border color of textarea on :focus
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246
.input:focus {
outline: none !important;
border:1px solid red;
box-shadow: 0 0 10px...
jQuery find element by data attribute value
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Adding List.add() another list
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Chris SchmichChris Schmich
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add a comm...
PowerMockito mock single static method and return object
....classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
class ClassWithStatics {
public static String getString() {
return "String";
}
public static int getInt() {
return 1;
}
}
@RunWith(PowerMockRunner.class)
@PrepareForTest(ClassWithStatics....
python's re: return True if string contains regex pattern
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edited Jan 27 '17 at 14:53
radtek
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How to attach debugger to iOS app after launch?
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Using app.configure in express
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124
It is optional and remain for legacy reason, according to the doc.
In your example, the two piec...