some knowledge of the IT world

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business knowledge

Finance knowledge Trading---At the core of our business model is Trading, which involves the buying and selling of financial tools to generate profit. Trading takes place in our Global Markets division, which spans collateralised financing, commoditi…

最少知识原则（Least Knowledge Principle）

最少知识原则(Least Knowledge Principle),或者称迪米特法则(Law of Demeter),是一种面向对象程序设计的指导原则,它描述了一种保持代码松耦合的策略.其可简单的归纳为: Each unit should have only limited knowledge about other units: only units "closely" related to the current unit. 每个单元对其他单元只拥有有限的知识,只了解与当前单元紧密…

聊一聊google的Knowledge Graph

什么是Knowledge Graph? 它是google用于增强它的搜索引擎的功能和提高搜索结果质量的一种技术.在2012年5月16日提出,除了提供基本的与主题相关的链接服务之外,它还能结构化与主题相关的信息.这样做的目的就是让用户无需通过点击多个相关链接自己手动去搜索相关信息,而是google直接把整合好的结果展示在搜索页面,真是太贴心啦! for example: 我在google中搜索:andrew ng 可以看到,右侧会直接把andrew ng的相关基本资料给你整合好.比如出生,教育背景…

prior knowledge

https://en.wikipedia.org/wiki/Bayes'_theorem For example, if cancer is related to age, then, using Bayes' theorem, a person's age (prior knowledge) can be used to more accurately assess the probability that they have cancer, compared to the assessmen…

前端技能汇总 Frontend Knowledge Structure

Frontend Knowledge Structure 项目起源还记得@jayli 的这幅前端知识结构图么. 图片的形式具有诸多的不便.缺失源图的我们,无法为此图贡献些什么,随着时间的迁移,或许有些技术点会发生改变,所以有了这个GitHub项目.我们可以通过协作的方式来共同维护这个项目.Git的历史记录也可以见证前端行业的一些变迁. 尽管会变成文字的方式来维护这些内容,但是我承诺写一个小工具帮大家生成更好玩的图形(基于DataV项目). 前端开发知识结构前端工程师浏览器 IE6/7/8/…

[1.1]Knowledge that should be prepared

Actually, there are a huge amount of knowledge we need to learn. So I hope you don't be scared. It's OK. Besides, I have to say that most of the tutorial articles are written in English. And this is also one of the reasons that I write this article i…