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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
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answered Feb 3 '10 at 16:20
Eric LippertEric Lippert
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Retrieve only the queried element in an object array in MongoDB collection
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db.test.find({"shapes.color": "red"}, {_id: 0, 'shapes.$': 1});
MongoDB 3.2 Update
Starting with the 3.2 release, you can use the new $filter aggregation operator to filter an array during projection, which has the benefit of including all matches, instead of just the first one.
db.test.aggrega...
Forced naming of parameters in Python
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In Python 3 - Yes, you can specify * in the argument list.
From docs:
Parameters after “*...
Design for Facebook authentication in an iOS app that also accesses a secured web service
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n00bProgrammer
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answered Jan 7 '11 at 13:40
Dan RayDan Ray
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ImageConvertor 扩展：免费图像转换器，支持JPG/PNG/WEBP格式转换和图像处...
...的图像处理功能。
包名：com.kumaraswamy.convertor.aix
版本：3.9
文件大小：6.9 KB
下载链接
com.kumaraswamy.convertor.aix
ImageConvertor.aia - 示例项目
功能概述
ImageConvertor 扩展提供了全面的图像处理和转...
Failed to build gem native extension (installing Compass)
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23 Answers
23
Active
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Difference between “git checkout ” and “git checkout -- ”
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edited Sep 8 '16 at 13:47
answered Jul 3 '11 at 4:51
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Move an item inside a list?
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answered Jul 3 '10 at 23:15
David ZDavid Z
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Rails 3 check if attribute changed
Need to check if a block of attributes has changed before update in Rails 3.
5 Answers
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