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Fastest way to determine if an integer's square root is an integer
...ts paper on fast inverse square roots: lomont.org/Math/Papers/2003/InvSqrt.pdf It uses the same technique as here, but with a different magic number. The paper explains why the magic number was chosen.
– user21037
Dec 2 '08 at 10:24
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What is the strict aliasing rule?
...at the C89 Rationale cs.technion.ac.il/users/yechiel/CS/C++draft/rationale.pdf section 3.3 which talks about it.
– phorgan1
Jan 5 '12 at 1:44
2
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VSS使用指南 - 开源 & Github - 清泛网 - 专注IT技能提升
VSS使用指南VSS 指南概述VSS是一个版本控制工具。其操作比较简单，使用方便，又能达到公司的需求，所以VSS在我们公司得到了很好的应用。VSS具体的操作方法请参...概述
VSS是一个版本控制工具。其操作比较简单，使用方便，又...
What kinds of patterns could I enforce on the code to make it easier to translate to another program
...spired from PyPy and http://www.hpl.hp.com/techreports/Compaq-DEC/WRL-89-1.pdf paper.
Everything I tried, from beginning to the best solution, even if it looks like Pythonium marketing it really isn't (don't hesitate to tell me if something doesn't seem correct to the netiquette):
Implement Pytho...
基于PECL OAuth打造微博应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...却发现平台质量良莠不齐，有很多不完善的地方，就拿PHP版SDK来说吧，多半都是用TwitterOAuth改的，一旦多平台集成，很容易出现命名冲突之类的问题。
既然官方SDK不给力，那我们只能发扬自力更生的革命精神了！好消息是PHP本...
What and where are the stack and heap?
...language standard (available at open-std.org/JTC1/SC22/WG14/www/docs/n1256.pdf ), requires a "stack". In fact, the word 'stack' does not even appear in the standard. This answers statements wrt/ to C's stack usage are true in general, but is in no way required by the language. See knosof.co.uk/cbo...
实战Nginx与PHP（FastCGI）的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
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从www.php.net官方网站下载PHP源码包，这里下载的是稳定版php-5.2.13.tar.gz。
从http://php-fpm.org/downloads/下载对应的PHP-FPM源码包，这里下载的是php-5.2.13-fpm-0.5.13.diff.gz。
需要注意，在下载软件包版本时，尽量使PHP和PHP-FPM版本一致，...
Which characters make a URL invalid?
...ia.org/wiki/Möbius_strip or
https://zh.wikipedia.org/wiki/Wikipedia:关于中文维基百科/en.
First, a digression into terminology. What are these addresses? Are they valid URLs?
Historically, the answer was "no". According to RFC 3986, from 2005, such addresses are not URIs (and therefore no...
CSS hack大全 - 创意 - 清泛网 - 专注C/C++及内核技术
...说明：
大家很容易的可以看出这是情境（一）的加强版，适用于更广泛的环境。其实情境（一）中也已经做到了把火狐与IE游览器区分开来了，现在我们要做的是把火狐从其它游览器中再次识别出来。大家仔细看下代码，大家...
Getting the closest string match
...information and links to primary research papers. The ELAND link goes to a PDF with useful figures illustrating the concepts involved, and shows how to deal with insertions and deletions.
Finally, while these algorithms have basically solved the problem of (re)sequencing single human genomes (a bil...