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What is a good Hash Function?
... SFH is one of the best then, but I think Murmur might do better, see this excellent answer: programmers.stackexchange.com/questions/49550/…
– nawfal
Apr 14 '13 at 21:39
2
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Nesting await in Parallel.ForEach
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svick's answer is (as usual) excellent.
However, I find Dataflow to be more useful when you actually have large amounts of data to transfer. Or when you need an async-compatible queue.
In your case, a simpler solution is to just use the async-style par...
由12306.cn谈谈网站性能技术 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...操作任何数据库。可以订单数够后，停止秒杀，然后批量写数据库。而且秒杀的商品不多。火车票这个不是像秒杀那么简单的，春运时间，几乎所有的票都是热门票，而且几乎是全国人民都来了，而且还有转车业务，多条线的库...
Is there a standard sign function (signum, sgn) in C/C++?
...ou need to promote and then narrow again. This is branchless and optimizes excellently
Standards-compliant! The bitshift hack is neat, but only works for some bit representations, and doesn't work when you have an unsigned type. It could be provided as a manual specialization when appropriate.
Accur...
What is Haskell used for in the real world? [closed]
...cations. What are the most popular projects / usages of Haskell and why it excels at solving these problems?
10 Answers
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Dokan虚拟磁盘开发实战 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...目录映射到本地虚拟磁盘的功能。
远程服务端是用Python写的，主要是将远程主机上的目录文件传给客戶端，在这里就不细说了。
Dokan客户端则由Delphi开发，其参考代码来自网络上的Delphi例子，比如Mirror Driver。
本篇文章主要是...
Is it possible for a unit test to assert that a method calls sys.exit()
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Here's a complete working example. In spite of Pavel's excellent answer it took me a while to figure this out, so I'm including it here in the hope that it will be helpful.
import unittest
from glf.logtype.grinder.mapping_reader import MapReader
INCOMPLETE_MAPPING_FILE="test/da...
How can I create a “Please Wait, Loading…” animation using jQuery?
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Along with what Jonathan and Samir suggested (both excellent answers btw!), jQuery has some built in events that it'll fire for you when making an ajax request.
There's the ajaxStart event
Show a loading message whenever an AJAX request starts (and none is already active...
What does Expression.Quote() do that Expression.Constant() can’t already do?
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This question has already received an excellent answer. I'd additionally like to point to a resource that can prove helpful with questions about expression trees:
There is was a CodePlex project by Microsoft called Dynamic Language Runtime. Its documentation inc...
Measuring text width to be drawn on Canvas ( Android )
...he methods measureText() and getTextPath()+computeBounds() and build up an Excel with all text attributes for fixed size font that can be found under https://github.com/ArminJo/android-blue-display/blob/master/TextWidth.xlsx .
There you will find also simple formulas for other text attributes like a...