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https://www.tsingfun.com/ilife/tech/581.html 

Uber5岁了,一次性告诉你它的商业之道 - 资讯 - 清泛网 - 专注C/C++及内核技术

...人小分队”为主:市场经理负责发展用户,运营经理负责扩展司机和车辆,总经理主管全面工作和与政府打交道。地区团队之间相互平行,只要不与Uber的核心价值差距过大,他们对本地项目拥有极大的自主权,从招聘多少人到...
https://www.tsingfun.com/it/tech/2240.html 

防挂马:apache禁止访问文件或目录执行权限、禁止运行脚本PHP文件的设置方...

...文件/目录 增加Files选项来控制,比如要不允许访问 .inc 扩展名的文件,保护php类库: <Files ~ "\.inc$"> Order allow,deny Deny from all </Files> 禁止访问某些指定的目录:(可以用 <DirectoryMatch> 来进行正则匹配) <Directory ~ "^/var...
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How to set an environment variable only for the duration of the script?

On Linux (Ubuntu 11.04) in bash, is it possible to temporarily set an environment variable that will only be different from the normal variable for the duration of the script? For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the pre...
https://www.tsingfun.com/it/tech/791.html 

Apache .htaccess 禁止访问某目录方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...errors/internalerror.html ErrorDocument 错误代码 /目录名/文件名.扩展名 当然如果提示的信息很少的话,我们直接使用html就行了,如: ErrorDocument 404 "Sorry the page you access is not exist" 以上指令等同于 <Directory /路径> ErrorDocument 404 "Sorry t...
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Optimizing away a “while(1);” in C++0x

... Does someone have a good explanation of why this was necessary to allow? Yes, Hans Boehm provides a rationale for this in N1528: Why undefined behavior for infinite loops?, although this is WG14 document the rationale applies to C++ as well and the document refers to both WG14 and WG21: ...
https://www.tsingfun.com/it/tech/652.html 

CDN(内容分发网络)技术原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...内容访问量,减轻服务器的压力,提升了网站的性能和可扩展性。 与目前现有的内容发布模式相比较,CDN强调了网络在内容发布中的重要性。通过引入主动的内容管理层的和全局负载均衡,CDN从根本上区别于传统的内容发布模...
https://www.tsingfun.com/it/tech/1840.html 

转型产品经理必看 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...当接到一个需求的时候,首先是从现有工程架构的角度和扩展角度去考虑,一个需求或者一个功能的实现与否第一考虑要素是对现有系统的兼容性以及扩展难易程度。这是一种很正常的思维,因为我也是这样。但从另一个角度考...
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Is it abusive to use IDisposable and “using” as a means for getting “scoped behavior” for exception

... I don't think so, necessarily. IDisposable technically is meant to be used for things that have non-managed resources, but then the using directive is just a neat way of implementing a common pattern of try .. finally { dispose }. A purist would argue 'yes - it's abusive', ...
https://www.tsingfun.com/it/cpp/1436.html 

MFC学习总结 (90个技巧) dlg 上建立View - C/C++ - 清泛网 - 专注C++内核技术

...R lpszClass; // 新窗口的窗口类名 DWORD dwExStyle; // 新窗口的扩展参数 } CREATESTRUCT; CREATESTRUCT 结构的style域定义了窗口的风格。比如,缺省的MDI主窗口的风格中就包括FWS_ADDTOTITLE(在标题条中显示当前的工作文档名)、 FWS_PREFIXTIT...
https://www.tsingfun.com/ilife/idea/249.html 

程序员必知 —— 编程语言创始人 - 创意 - 清泛网 - 专注C/C++及内核技术

...的Emacs类编辑器Gosling Emacs(以C语言编写,使用Mocklisp作为扩展语言)。1983年获得了美国卡内基梅隆大学计算机科学博士学位,博士论文的题目是:"The Algebraic Manipulation of Constraints"。毕业后到IBM工作,设计IBM第一代工作站NeWS系统...