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Converting RGB to grayscale/intensity

.../20160303201512/http://www.cis.rit.edu/mcsl/research/broadbent/CIE1931_RGB.pdf share | improve this answer | follow | ...
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How to test if a string is JSON or not?

...h paragraphs of ecma-international.org/publications/files/ECMA-ST/ECMA-404.pdf – Onur Yıldırım Apr 19 '19 at 0:38 j...
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Enum type constraints in C# [duplicate]

... ECMA document (ecma-international.org/publications/files/ECMA-ST/Ecma-335.pdf) (that is, unless the CLR does not conform to the CLI spec) and the work of Jon Skeet in Unconstrained Melody (code.google.com/p/unconstrained-melody). – RCIX Nov 14 '09 at 22:58 ...
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Open file dialog box in JavaScript

...t... say I wanted to open file dialog and just wanted file extension with .pdf to display.. – Ajax3.14 Feb 24 '12 at 21:40 1 ...
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Tricky Google interview question

...oves an algorithm for this problem: cs.utexas.edu/users/EWD/ewd07xx/EWD792.PDF – Elian Ebbing Mar 31 '11 at 21:44 ...
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fetch in git doesn't get all branches

... Git Cheat Sheet (My personal favorite) Some notes on git Git Cheat Sheet (pdf) share | improve this answer | follow | ...
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How to make sure that string is valid JSON using JSON.NET

...lid JSON String ecma-international.org/publications/files/ECMA-ST/ECMA-404.pdf here is the documentation of the JSON Standard ECMA and under Point 5 JSON Values you can see a value can take null as value. So its just a bug in the jsonlint interpreter – Dominik Lemberger ...
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盘点微软历史上9大失败软件产品! - 创意 - 清泛网 - 专注C/C++及内核技术

...010年10月): 该操作系统的设计初衷是尽量接近于桌面本的Windows,微软按照电脑操作系统的模式来设计WM,以便能使得WM与电脑操作系统一模一样。新继任者Windows Phone操作系统出现后,Windows Mobile系列正式退出手机系统市场...
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程序员,你有多久没有跳出技术关注业界了? - 创意 - 清泛网 - 专注C/C++及内核技术

...P开发的童鞋,应该关注到当今PHP7已经发布,而且到了RC5 ,PHP7 的性能对比PHP 5.x的提升,无论是在响应速度还是在内存的优化方面,都是百分之百以上的提升。其次,除了关注语言的发展,还应该关注在PHP的相关技术方面,数...
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关于 __VA_ARGS__ 宽字符本的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术

关于 __VA_ARGS__ 宽字符本的问题在写一个可变参数的记录日志函数,考虑到宽字符(Unicode本)时:#define WIDEN2(x) L ## x#define WIDEN(x) WIDEN2(x)#define __...在写一个可变参数的记录日志函数,考虑到宽字符(Unicode本)时: #defin...