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Fastest way to list all primes below N

...s1, rwh_primes2, sieveOfAtkin, sieveOfEratosthenes, sundaram3, sieve_wheel_30, ambi_sieve (requires numpy) primesfrom3to (requires numpy) primesfrom2to (requires numpy) Many thanks to stephan for bringing sieve_wheel_30 to my attention. Credit goes to Robert William Hanks for primesfrom2to, pr...
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LR性能测试结果样例分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...所请求资源的设置被拒绝。 401.4 未经授权:Web 服务器上安装的筛选器授权失败。 401.5 未经授权:ISAPI/CGI 应用程序授权失败。 401.7 未经授权:由于 Web 服务器上的 URL 授权策略而拒绝访问。 403 禁止访问:访问被拒绝。 403.1 ...
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RESTful Authentication

... the request is authenticated. This is what OAuth 2.0 does, for instance. See the RFC 6749: GET /resource/1 HTTP/1.1 Host: example.com Authorization: Bearer mF_9.B5f-4.1JqM In short, this is very similar to a cookie and suffers to the same issues: not stateless, relying on HTTP transmission de...
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Cross-browser testing: All major browsers on ONE machine

... tools (and shortcuts) Measured set-up time and disk space Time needed per browser (install & config) Optimal usage Homepage at http://10.0.2.2:8888/ 1. Which browsers have to be tested? Statistics are quickly outdated. For this reason, I refer to Usage shar...
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手握利器,直面“蓝脸”! ——使用WinDbg抗击系统崩溃 - 操作系统(内核) - ...

...标机”进行调试的机器称为“调试主机”,调试主机必须安装有WinDbg。 首先,我们需要在两台机器间建立连接,在新版的WinDbg中,这里一共有三种方式连接到目标机。第一种方式为通过COM端口连接,使用零调制解调器线缆(Nu...
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Why does struct alignment depend on whether a field type is primitive or user-defined?

... I think this is a bug. You are seeing the side-effect of automatic layout, it likes to align non-trivial fields to an address that's a multiple of 8 bytes in 64-bit mode. It occurs even when you explicitly apply the [StructLayout(LayoutKind.Sequential)] at...
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从Sloodle看三维虚拟学习环境的发展趋势 - 资讯 - 清泛网 - 专注C/C++及内核技术

...努力和心血。社区中有开发者或用户提供的详细资料 ,如安装和设置 Sloodle的步骤、课程开发视频教程以及在线会议等。 论坛上的用户很活跃 ,任何用户都能参与在 Sloodle岛上举办的定期会议和讨论 ,比如在 Classroom 101教室中 ,...
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深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...存里其实并不存在 BIOS 代码,ROM BIOS 的一部分职责是负责安装 BIOS 代码进入系统内存。 jmp far f000:e05b 典型是这条指令就是 0xFFFFFFF0 处的 ROM BIOS 指令,执行后它将跳到 0x000FE05B 处,这条指令的作用很大: 更新 CS.bas...
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What is the maximum length of a URL in different browsers?

... Short answer - de facto limit of 2000 characters If you keep URLs under 2000 characters, they'll work in virtually any combination of client and server software. If you are targeting particular browsers, see below for more details specific limits. Longer answer - first, the standar...