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What is RPC framework and Apache Thrift?
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answered Dec 18 '13 at 17:34
JensGJensG
11.4k44 gold badges3535 silver badges4949 bronze badges
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Intermittent log4net RollingFileAppender locked file issue
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Try adding
<lockingModel type="log4net.Appender.FileAppender+MinimalLock" />
to your <appender /> element. There is some performance impact because this means that log4net will lock the file, write to it, and unlock it for each write operation (as ...
海量数据相似度计算之simhash和海明距离 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
... out .println(" 耗费时间： " + (t2 - t1) + " ms ");
耗费时间： 4266 ms
大跌眼镜，居然计算耗费4秒。假设我们一天需要比较100w次，光是比较100w次的数据是否重复就需要4s，就算4s一个文档，单线程一分钟才处理15个文档，一个小时才900...
How to create circle with Bézier curves?
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141
As already said: there is no exact representation of the circle using Bezier curves.
To compl...
Difference between objectForKey and valueForKey?
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404
objectForKey: is an NSDictionary method. An NSDictionary is a collection class similar to an N...
What Makes a Method Thread-safe? What are the rules?
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4 Answers
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Active
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Rails 4: assets not loading in production
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In rails 4 you need to make the changes below:
config.assets.compile = true
config.assets.precompile = ['*.js', '*.css', '*.css.erb']
This works with me. use following command to pre-compile assets
RAILS_ENV=production bundle ex...
How to change the order of DataFrame columns?
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34 Answers
34
Active
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Get value from hidden field using jQuery
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SarfrazSarfraz
345k6868 gold badges500500 silver badges556556 bronze badges
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What does the “~” (tilde/squiggle/twiddle) CSS selector mean?
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1402
The ~ selector is in fact the General sibling combinator (renamed to Subsequent-sibling combin...