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网页数据抓取

Flink(1.13) 的window机制(一)

当然我们可以每来一个消息就处理一次，但是有时我们需要做一些聚合类的处理，例如：在过去的1分钟内有多少用户点击了我们的网页。

万事万物·2024-09-07 22:31

搜索引擎设计：如何避免大海捞针般的信息搜索

目录引言信息获取网页抓取数据清洗索引建立倒排索引正排索引查询处理查询解析词法分析与分词查询扩展结果排序相关性评分

CopyLower·2024-09-07 21:15

[uni-app]Pinia持久化

前言开发小程序的Pinia持久化和网页端的Pinia持久化的方法较为相似，唯一的区别在于：网页端持久化使用的是localStorage.setItem()和localStorage.getItem()而小程序持久化使用的是

[盐鱼]小白前端日记·2024-09-07 18:54

【无标题】XSS安全防护：responseBody （输入流可重复读）配置

当用户浏览这些被注入恶意代码的网页时，恶意脚本会在用户的浏览器环境中执行，这可能导致多种安全问题，如窃取敏感数据、劫持用户会话等。这些攻击利用了应用程序对用户输入处理不当的问题。

syfjava·2024-09-07 10:33

Python Socket 网络编程

Socket是进程间通信的一种方式，它与其他进程间通信的一个主要不同是：它能实现不同主机间的进程间通信，我们网络上各种各样的服务大多都是基于Socket来完成通信的，例如我们每天浏览网页、QQ聊天、收发

马小瑄·2024-09-07 07:39

jQuery第八章原生ajax

AJAX是一种用于创建快速动态网页的技术。通过在后台与服务器进行少量数据交换，AJAX可以使网页实现异步更新。这意味着

小涛涛啊！·2024-09-07 04:49

【网络安全】Bingbot索引投毒实现储存型XSS

文章目录前言Bingbot如何运作正文漏洞步骤前言Bing是由微软开发的搜索引擎，提供网页、视频、图片和地图等多种搜索功能。其目标是通过呈现有条理且相关的搜索结果，帮助用户做出更明智的决策。

秋说·2024-09-07 03:43

php文件操作

int$length=null):string|false可以读取本地的文件也可以用来打开一个网络地址实现简单的网页

零下两度·2024-09-07 02:07

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class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 红匣子实力推荐<span class="dot">·</span>2024-09-07 01:02 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832072333335031808.htm" class='news-img' style="background-image:url('http://img.e-com-net.com/image/info8/855a78f860af48d9ad922c048d24f015.jpg@!80x60')" ></a> <a target="_blank" href="/article/1832072333335031808.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">HTML的块级元素与行内元素</h4> </div> <div class="article-excerpt"> 这两种类型的元素在<em>网页</em>布局和呈现中扮演着不同的角色。块级元素（Block-levelElements）定义：块级元素通常会在新的一行开始，并且占据整个行的宽度。它们可以包含其他块级元素或行内元素。 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 灰啦啦<span class="dot">·</span>2024-09-06 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</ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832036784377262080.htm" ></a> <a target="_blank" href="/article/1832036784377262080.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">Python爬虫编程12——字体反爬</h4> </div> <div class="article-excerpt"> 什么是字体反爬就是<em>网页</em>的制作者，他在发布他<em>网页</em>数据的时候。将其中一部分的字体变成乱码。即使你把<em>网页</em>的数据爬取下来，你也获取不到真实数据的样貌。这样就达到了一个反爬虫的目的。 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 彩色的泡沫<span class="dot">·</span>2024-09-06 20:02 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/python%E7%88%AC%E8%99%AB%E7%BC%96%E7%A8%8B/1.htm"> python爬虫编程 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E7%88%AC%E8%99%AB/1.htm"> 爬虫 </a> </li> <li class="tagPopup 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<span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 2401_86400095<span class="dot">·</span>2024-09-06 13:37 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/%E5%89%8D%E7%AB%AF/1.htm"> 前端 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1831916315053486080.htm" ></a> <a target="_blank" href="/article/1831916315053486080.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">原生Ajax</h4> </div> <div class="article-excerpt"> 这意味着可以在不重新加载整个<em>网页</em>的情况下，对<em>网页</em>的某部分进行更新。 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 9979eb0cd854<span class="dot">·</span>2024-09-06 12:20 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1831904772039471104.htm" class='news-img' style="background-image:url('http://img.e-com-net.com/image/info8/fc8b76d015e046b9b6b3708d8480f7ac.jpg@!80x60')" ></a> <a target="_blank" href="/article/1831904772039471104.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">打开一个页面，整个过程会使用哪些协议?</h4> </div> <div class="article-excerpt"> 首先，我们可以梳理一个简单的完整流程:1.在浏览器中输入指定<em>网页</em>的URL地址；2.浏览器通过DNS协议解析域名，获取对应的IP地址；3.浏览器根据IP地址和端口号，与目标服务器建立TCP连接；4.浏览器在 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> Petrichor-瑾<span class="dot">·</span>2024-09-06 11:27 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/JavaEE/1.htm"> JavaEE </a> </li> <li 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