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新浪是如何分析处理32亿条实时日志的？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...段时间，我们都在应对JVM Heap High Usage，他带了的问题是Old GC次数多，时间长，es节点频繁退出集群，整个集群几乎停止响应。现在我们的主要策略是开启doc_values；限制query执行时占用的JVM Heap size；analyzed string只允许做query，不允...
Quickest way to convert a base 10 number to any base in .NET?
I have and old(ish) C# method I wrote that takes a number and converts it to any base:
12 Answers
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What is “Service Include” in a csproj file for?
... had a similar case, where this was added:
<ItemGroup>
<Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
</ItemGroup>
This inclusion turns out to be generated on purpose by VS2013 if you create an NUnit test project, but forget to tag it as test project, as described ...
Set Additional Data to highcharts series
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How do I expire a PHP session after 30 minutes?
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Get a filtered list of files in a directory
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Keep it simple:
import os
relevant_path = "[path to folder]"
included_extensions = ['jpg','jpeg', 'bmp', 'png', 'gif']
file_names = [fn for fn in os.listdir(relevant_path)
if any(fn.endswith(ext) for ext in included_extensions)]
I prefer this form of list comprehensions...
How to detect current state within directive
...-->
</ul>
Or filters:
"stateName" | isState & "stateName" | includedByState
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How to include route handlers in multiple files in Express?
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Building on @ShadowCloud 's example I was able to dynamically include all routes in a sub directory.
routes/index.js
var fs = require('fs');
module.exports = function(app){
fs.readdirSync(__dirname).forEach(function(file) {
if (file == "index.js") return;
var name...
Sorting a vector of custom objects
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@Bovaz You need to #include <functional> to use "std::greater".
– Nick Hartung
Aug 31 '15 at 15:21
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