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Does Python have a ternary conditional operator?
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Yes, it was added in version 2.5. The expression syntax is:
a if condition else b
First conditi...
Extracting .jar file with command line
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acdcjunior
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answered Dec 10 '11 at 1:13
AusCBlokeAusCBloke
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炒股是世界难题！历史上那些名人炒股水平 - 轻松一刻 - 清泛网 - 专注C/C++...
...“恒泰号”，他还是这个牌号下的股东。当时他以极小的4股“恒泰号”进入股市。通过炒作一年内使股价由30元涨至120元，收益翻了四倍；第二年又涨到200元，比前一年又将近翻番，雪球越滚越大。第三年“泡沫”破灭，上海证...
Replace non-numeric with empty string
...one number is set to only allow 10 characters. So, if I get passed "(913)-444-5555" or anything else, is there a quick way to run a string through some kind of special replace function that I can pass it a set of characters to allow?
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Git submodule head 'reference is not a tree' error
...roject.
Example:
$ git submodule update
fatal: reference is not a tree: e47c0a16d5909d8cb3db47c81896b8b885ae1556
Unable to checkout 'e47c0a16d5909d8cb3db47c81896b8b885ae1556' in submodule path 'sub'
Oops, someone made a super-project commit that refers to an unpublished commit in the submodule s...
What is the difference between atan and atan2 in C++?
...all four quadrants. std::atan only allows calculating from quadrants 1 and 4.
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Function pointers, Closures, and Lambda
... Brackett
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Running JAR file on Windows
...n field, needs to display something similar to C:\Program Files\Java\j2re1.4.2_04\bin\javaw.exe" -jar "%1" % (Note: the part starting with 'javaw' must be exactly like that; the other part of the path name can vary depending on which version of Java you're using) then press the OK buttons until all ...
Side-by-side plots with ggplot2
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edited May 23 '17 at 11:47
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answered Oct 14 '10 at 16:52
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开源跳板机(堡垒机)Jumpserver v2.0.0 使用说明 - 开源 & Github - 清泛网 ...
....3 添加普通用户
用户管理 -- 添加用户
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1.4 添加用户组
2.0.0版本的jumpserver授权主机或者sudo是以组的形式组织的，所以要建立用户组
用户管理 -- 添加小组 (有人问为何不是添加用户组？ 因为四个字比较好看)
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