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记一次MongoDB性能问题 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...些警告信息：
WARNING: You are running on a NUMA machine. We suggest launching mongod like this to avoid performance problems: numactl –interleave=all mongod [other options]
当时我并不太清楚NUMA是什么东西，所以没有处理，只是把问题反馈给了运维人员，后...
Configure apache to listen on port other than 80
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139
In /etc/apache2/ports.conf, change the port as
Listen 8079
Then go to /etc/apache2/sites-en...
How to style the parent element when hovering a child element?
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135
Well, this question is asked many times before, and the short typical answer is: It cannot be d...
Comparison of Android networking libraries: OkHTTP, Retrofit, and Volley [closed]
...Guide
From what I've read, seems like OkHTTP is the most robust of the 3
Retrofit uses OkHTTP automatically if available. There is a Gist from Jake Wharton that connects Volley to OkHTTP.
and could handle the requirements of this project (mentioned above).
Probably you will use none of t...
How do I get a file extension in PHP?
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Sayed Mohd Ali
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answered Oct 6 '08 at 11:03
e-satise-satis
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How to call a method with a separate thread in Java?
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138
Create a class that implements the Runnable interface. Put the code you want to run in the run(...
Properties file in python (similar to Java Properties)
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answered Aug 29 '10 at 15:39
pygabrielpygabriel
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jQuery Determine if a matched class has a given id
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edited Jan 3 '13 at 16:00
answered Feb 12 '10 at 16:54
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How to change the docker image installation directory?
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137
With recent versions of Docker, you would set the value of the data-root parameter to your cust...