原文 History lives on in this distinguished Polish city Though it may be ancient. KraKow, Poland, is alive and well as it celebrates and commemorates its meaningful history. Looking up When scaning the skies of Krakow,most agree that Wawel Castle cast…

原文 Some fresh air After your time underground,you can return to ground level or maybe even a little higher at Kosciuszko Mound. The 34-meter hill is a memorial for a Polish military hero but also offers a panoramic view of surrounding city from top.…

Design the city Time Limit: 1 Second      Memory Limit: 32768 KB Cerror is the mayor of city HangZhou. As you may know, the traffic system of this city is so terrible, that there are traffic jams everywhere. Now, Cerror finds out that the main reason…

声明:本文内容和涉及到的代码仅限于个人学习,任何人不得作为商业用途. 本文将介绍我最近在学习Python过程中写的一个爬虫程序,将力争做到不需要有任何Python基础的程序员都能读懂.读者也可以先跳到文章末尾看最终收集的数据效果和完整代码. 1. 确立目标需求 本次练习Python爬虫的目标需求为以下两点: 1) 收集huajiao.com上的人气主播信息:每位主播的关注数,粉丝数,赞数,经验值等数据 2) 收集每位人气主播的直播历史数据,包括每次直播的开播时间,观看人数,赞数等数据 2. 确立…

Time limit: 0.5 second Memory limit: 64 MB Many of SKB Kontur programmers like to get to work by Metro because the main office is situated quite close the station Uralmash. So, since a sedentary life requires active exercises off-duty, many of the st…

hadoop jobhistory记录下已运行完的MapReduce作业信息并存放在指定的HDFS目录下,默认情况下是没有启动的,需要配置完后手工启动服务. mapred-site.xml添加如下配置 <property> <name>mapreduce.jobhistory.address</name> <value>hadoop000:10020</value> <description>MapReduce JobHistory…

1119. Metro Time limit: 0.5 second Memory limit: 64 MB Many of SKB Kontur programmers like to get to work by Metro because the main office is situated quite close the station Uralmash. So, since a sedentary life requires active exercises off-duty, ma…

swift 4.0时代的到来,说明了swift已经趋于稳定了,已经完全可以入坑了. 下面就拿最简单的数据转模型来说说,实战一下. 接口使用:  http://116.211.167.106/api/live/aggregation?uid=133825214&interest=1 分别演示下:  1.SwiftyJSON 2.HandyJSON 3.ObjectMapper 4.swift4.0 Codable 说明:对上面几种方案使用过后1.SwiftyJSON直接对返回数据进行操作,不包含模…

基于英语语言的知名游戏(可以归类为智商挑战题): anagrams anagram定义为一个有着相同的字母的不同的词,例: stop的anagram为:tops, opts, pots, and spot 类似的还有: stool and tools secure and rescue anagrams就是多个词,具有相同的字母,但是意义完全不同,例: Dormitory and Dirty Room Elvis and Lives The country side and No City Du…

/* 加粗:语音部分 * 红色:单词部分 * 斜体:语法部分 * 下划线:信号词/句 */ 第 1 段 1.Listen to a conversation between a student and a faculty advisor for the university newspaper. 独白:听一段学生和大学校刊指导教师的对话 第 2 段 1.Hi, I am sorry to bother you, but... 嗨,不好意思打扰了,但…… 第 3 段 1.Yes? 怎么了? 第 4…