‘Love Hurts’ & Other Love Expressions February 14 is Valentine’s Day – a day to celebrate love, romance and relationships. But today we will talk about some of the most overused romantic sayings in the English language. Throughout the years, people have used them WAY too much. So, they have come to mean almost nothing. They have become cl

###How Do I Get Better at Speaking English? Question: Many VOA Learning English fans write to us with this question: How do I get better at speaking English? Answer: Dear VOA fan: First, try to speak English each day, even if you can only speak for a short time. Begin by saying “good morning,” and “go

###2020 Is Definitely ‘One for the History Books’ It is safe to say that the year 2020 has been “one for the history books.” It stands out. And it is so worth remembering that historians will certainly write about it in history books. Sadly, 2020 will be remembered mostly for a bad reason - the coronavirus pandemic. It will also “

最近在学习机器学习课程中，会遇到一些算法是基于 距离概念 来做分类or回归问题。在数学中，这类函数被称为 范数。 ###范数概念 范数是数学中一种基本

在实习过程中，奇点云公司为了获取到金佰利方的数据，采用了FTP文件系统做为金佰利数据的中转站。然后再讲FTP中的数据拉取到奇点云数据库中。在

在实习过程中，经常会听见 API接口开发 之类的字眼。所以一直有两个问题： 什么是API？ 如何做API开发？ Application Programming Interface(API) 从英文字面意思来看，API就是应

登徒子好色赋 战国·宋玉 大夫登徒子侍于楚王，短宋玉曰：“玉为人体貌闲丽，口多微辞，又性好色。愿王勿与出入后宫。” 王以登徒子之言问宋玉。玉曰：“

###问刘十九 唐·白居易 绿蚁新醅酒，红泥小火炉。 晚来天欲雪，能饮一杯无？ 注释 绿蚁：指浮在新酿的没有过滤的米酒上的绿色泡沫。 醅：酿造。 参考资料

数据定义语言DDL（Data Definition Language）是SQL语言集中负责数据结构定义与数据库对象定义的语言，由 CREATE、ALTER、DROP

###前言 大家好，我是小雨。今天想跟大家分享一些我对 python学习 过程中的思考。其实这个想法在半年前我就有了。最近有个小伙伴私信我，说是对