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test a file upload using rspec - rails

...dFile that's good enough to use it. Provided your rails app setup is fine. PS: I'm on Rails 4 and ruby 2.1 – Vishnu Narang Oct 2 '14 at 7:38 ...
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如何建立一套适合自己高胜算交易系统 - 更多技术 - 清泛网 - 专注C/C++及内核技术

如何建立一套适合自己高胜算交易系统这个交易系统是非机械,适合你自己个性,有完善交易思想、细致市场分析和整体操作方案,在风险市场赢家都有自已交易系统,因...这个交易系统是非机械,适合你自...
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.bashrc at ssh login

... code like below # If not running interactively, don't do anything [ -z "$PS1" ] && return so If you want to change environment for ssh non-login shell. you should add code above that line. share | ...
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Dynamically set local variable [duplicate]

...modules, class definitions, instances) are usually done by dictionary lookups (as Sven points out in the comments there are exceptions, for example classes that define __slots__). Function locals can be optimised for speed because the compiler (usually) knows all the names in advance, so there isn't...
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Case preserving substitute in Vim

...match(0), 0 ,1) == toupper(strpart(submatch(0), 0, 1)) ? "GOOD" : "good"/ ps. i'm guessing keepcase.vim encapsulates some similar logic :) share | improve this answer | foll...
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Win32汇编--使用MASM - C/C++ - 清泛网 - 专注C/C++及内核技术

Win32汇编--使用MASM使用MASMWin32汇编源程序结构任何种类语言,总是有基本源程序结构规范。下面以经典Hello World程序为例,展示一个C语言、DOS汇编...使用MASM Win32汇编源程序结构 任何种类语言,总是有基本源程...
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华为公司新产品研发流程管理 - 项目管理 - 清泛网 - 专注C/C++及内核技术

华为公司新产品研发流程管理引言:高效率和高质量似乎永远是一对解不开矛盾。以企业研发环节为例,技术纷繁复杂,更新变幻莫测,如何决策?如何投资?如何预算控制、...引言:高效率和高质量似乎永远是一对解不开...
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淘宝网采用什么技术架构来实现网站高负载 - 更多技术 - 清泛网 - 专注C/C...

淘宝网采用什么技术架构来实现网站高负载下面就结合淘宝目前一些底层技术框架以及自己一些感触来说说如何构建一个可 伸缩,高性能,高可用性分布式互联网应用。时间过得很快,来淘宝已经两个月了,在这两个...
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Windows: How to specify multiline command on command prompt?

...e Why should it? PowerShell is completely separate! The equivalent key for PS is `. – WhatIsHeDoing Nov 14 '17 at 13:42 ...
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淘宝应对双\"11\"技术架构分析 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

淘宝应对双"11"技术架构分析双11最热门话题是TB,最近正好和阿里一个朋友聊淘宝技术架构,发现很多有意思地方,分享一下他们解析资料:淘宝海量数据产品技术... 双“11”最热门话题是TB ,最近正好和阿里...