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Print second last column/field in awk
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edited Jul 30 '14 at 8:19
Rushi Agrawal
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How do I get the parent directory in Python?
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Update from Python 3.4
Use the pathlib module.
from pathlib import Path
path = Path("/here/your/path/file.txt")
print(path.parent)
Old answer
Try this:
import os.path
print os.path.abspath(os.path.join(yourpath, os.pardir))
where yourpa...
TCP 的那些事儿(下) - 更多技术 - 清泛网 - 专注C/C++及内核技术
...这只是一个采样,不能代表普遍情况。
经典算法
RFC793 中定义的经典算法是这样的:
1)首先,先采样RTT,记下最近好几次的RTT值。
2)然后做平滑计算SRTT( Smoothed RTT)。公式为:(其中的 α 取值在0.8 到 0.9之间,这个...
How to make the first option of selected with jQuery
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answered Sep 12 '09 at 4:31
David AndresDavid Andres
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Are Javascript arrays sparse?
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edited May 23 '17 at 11:54
Community♦
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answered Oct 2 '09 at 17:21
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Selecting/excluding sets of columns in pandas [duplicate]
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Amrita SawantAmrita Sawant
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What is a regular expression for a MAC Address?
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answered Nov 23 '10 at 20:22
netcodernetcoder
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C# - What does the Assert() method do? Is it still useful?
... Desjardins
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Get number of digits with JavaScript
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length is a property, not a method. You can't call it, hence you don't need parenthesis ():
fu...
How to count duplicate value in an array in javascript
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VLAZ
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answered Oct 16 '13 at 4:35
Vinay Pratap SinghVi...
