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Get statistics for each group (such as count, mean, etc) using pandas GroupBy?
... -0.15 -0.15 -0.15
two 2.0 1.42 0.63 0.98 1.20 1.42 1.65 1.87
To get specific statistics, just select them,
df.groupby(['A', 'B'])['C'].describe()[['count', 'mean']]
count mean
A B
bar one 1.0 0.400157
three 1.0 2.240893
two ...
C# Regex for Guid
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Matas VaitkeviciusMatas Vaitkevicius
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Visual Studio 2013 Update 4【VS2013 SP4 旗舰版下载地址】 - 更多技术 - ...
...vd_5935075.iso
语言： English
SHA1：62C2F1500924E7B1402B6FCB9350AE9E0AF444F9
http://download.microsoft.com/do ... s2013.4_ult_enu.iso
中文版安装截图：
VS2013 旗舰版 下载地址
How to get the difference between two arrays of objects in JavaScript
...1b68c9cfb536", display:"Ajmal"}, { value:"a63a6f77-c637-454e-abf2-dfb9b543af6c", display:"Ryan"}]
b = [{ value:"4a55eff3-1e0d-4a81-9105-3ddd7521d642", display:"Jamsheer", $$hashKey:"008"}, { value:"644838b3-604d-4899-8b78-09e4799f586f", display:"Muhammed", $$hashKey:"009"}, { value:"b6ee537a-375c-...
How to configure 'git log' to show 'commit date'
...\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7...
AngularJS : Where to use promises?
...e examples of Facebook Login services that were using promises to access FB Graph API.
4 Answers
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I need to pop up and trash away a “middle” commit in my master branch. How can I do it?
...r example, in the following master branch, I need to trash just the commit af5c7bf16e6f04321f966b4231371b21475bc4da, which is the second due to previous rebase:
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On localhost, how do I pick a free port number?
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mark4omark4o
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How to use > in an xargs command?
...gs -I {} sh -c "grep ABC '{}' > '{}.out'"
Edit: single quotes added after remark by lhunath.
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Clearing a string buffer/builder after loop
... 1e8 iterations: inside loop (2.97s): ideone.com/uyyTL14w, outside loop (2.87s): ideone.com/F9lgsIxh
– Mark Elliot
Feb 11 '10 at 5:46
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