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Http长连接200万尝试及调优 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Http长连接200万尝试及调优对于一个server，我们一般考虑他所能支撑的qps，但有那么一种应用， 我们需要关注的是它能支撑的连接数个数，而并非qps，当然qps也是我们...对于一个server，我们一般考虑他所能支撑的qps，但有那么一...
Count the number of occurrences of a string in a VARCHAR field?
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answered Sep 10 '12 at 2:56
yannisyannis
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Make multiple-select to adjust its height to fit options without scroll bar
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edited Feb 10 '18 at 22:17
KyleMit
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an...
JavaScript - onClick to get the ID of the clicked button
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You need to send the ID as the function parameters. Do it like this:
<button id="1" onC...
Python Matplotlib figure title overlaps axes label when using twiny
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I'm not sure whether it is a new feature in later versions of matplotlib, but at least for 1.3...
adding multiple entries to a HashMap at once in one statement
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262
You can use the Double Brace Initialization as shown below:
Map<String, Integer> hashMap...
Set environment variables from file of key/value pairs
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Can I use multiple versions of jQuery on the same page?
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Yes, it's doable due to jQuery's noconflict mode. http://blog.nemikor.com/2009/10/03/using-multiple-versions-of-jquery/
<!-- load jQuery 1.1.3 -->
<script type="text/javascript" src="http://example.com/jquery-1.1.3.js"></script>
<script type="text/javascript">
var jQuery_1_...
How do I break a string over multiple lines?
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edited May 30 '19 at 22:23
Alexander Mills
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answered Sep 24 '10 at 19:54
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