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Decreasing for loops in Python impossible?
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for n in range(6,0,-1):
print n
# prints [6, 5, 4, 3, 2, 1]
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SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
...vice from Xcode I would try to access the keychain but fail due to error -34018. This doesn't match any of the documented keychain error codes and can't be consistently reproduced. (happens maybe 30% of the time, and it's not clear to me why it happens). What makes debugging this problem very diffic...
sql server #region
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edited Feb 21 '19 at 11:49
Kolappan N
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Java: Calling a super method which calls an overridden method
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edited Oct 2 '14 at 11:45
answered Jan 4 '11 at 16:11
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常用Linux命令详解（持续更新） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的命令
reboot
用来重新启动系统，直接输入reboot即可
4. 新建用户的命令
useradd kedacom 新增一个kedacom的用户
passwd kedacom 为新增的用户设置登陆密码或为已存在用户修改密码
5. 删除用户的命令
userdel -r kedacom 删除用户
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How to install XNA game studio on Visual Studio 2012?
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4 Answers
4
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Split array into chunks
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694
The array.slice method can extract a slice from the beginning, middle, or end of an array for wh...
Sorting arrays in NumPy by column
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@steve's answer is actually the most elegant way of doing it.
For the "correct" way see the or...
python pandas: Remove duplicates by columns A, keeping the row with the highest value in column B
...drop_duplicates(subset='A', keep="last")
Out[10]:
A B
1 1 20
3 2 40
4 3 10
You can do also something like:
In [12]: df.groupby('A', group_keys=False).apply(lambda x: x.loc[x.B.idxmax()])
Out[12]:
A B
A
1 1 20
2 2 40
3 3 10
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How do I get PyLint to recognize numpy members?
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edited Sep 14 '16 at 22:49
answered Sep 14 '16 at 22:43
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