PAT进阶第10页

采用python打开json数据，再全部写入到MySQL中

foriintqdm(range(1,89)):#range的内容根据文件命名来，保证在path中可以完整表述所有文件path="origin_json/data("+str(i)+").json"#打开

echo751·2024-09-07 04:21

upmap的存储池osd坏盘处理问题

在《坏盘处理时osd为什么不要rm》文章中，松鼠哥对比了多组各种osd处理与数据的情况，有一个细节，那就是如果osd在重建前后要保持pg映射的一致性，那么存储池做均衡使用的是crush-compat模式

奋斗的松鼠·2024-09-07 03:41

单例模式双重锁中volatile的作用

对于学android开发的同学来说，单例模式应该在熟悉不过了吧，单例模式（SingletonPattern）是Java中最简单的设计模式之一，还可以分为饿汉式和懒汉式，这篇文章浅谈下懒汉式，重点讲一下饿汉式的

Mr Lee_·2024-09-07 03:10

SpringBoot高并发！java分布式开发面试题

大致就是梳理知识点+夯实基础+进阶深入学习+实战，下面我会一点点跟大家剖析，本文干货满满，大家仔细阅读。

spring面试题·2024-09-07 02:38

php文件操作

一、文件读取的5种方法1，file_get_contents:将整个文件读入一个字符串file_get_contents(string$filename,bool$use_include_path=false

零下两度·2024-09-07 02:07

html如何嵌套页面？标签告诉你答案</h4> </div> <div class="article-excerpt"> web前端全栈资料粉丝福利（面试题、视频、资料笔记、<em>进阶</em>路线）在这里小编首先介绍的是HTML中iframe标签的用法：怎么在一个网页中嵌入另一个网页呢，我们可以用html中的iframe标签搞定 </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"> PHP9年架构师<span class="dot">·</span>2024-09-07 02:06 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="newsitem-info clearfix"> <a href="/article/1832119471062478848.htm" ></a> <a target="_blank" href="/article/1832119471062478848.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">SQL注入漏洞检测</h4> </div> <div class="article-excerpt"> 预计更新SQL注入概述1.1SQL注入攻击概述1.2SQL注入漏洞分类1.3SQL注入攻击的危害SQLMap介绍2.1SQLMap简介2.2SQLMap安装与配置2.3SQLMap基本用法SQLMap<em>进阶</em>使用 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span 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class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 云逸_<span class="dot">·</span>2024-09-07 01:01 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/redis/1.htm"> redis </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E6%95%B0%E6%8D%AE%E5%BA%93/1.htm"> 数据库 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E7%BC%93%E5%AD%98/1.htm"> 缓存 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832099045846380544.htm" ></a> <a target="_blank" href="/article/1832099045846380544.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">训练过程可视化tensorboard和wandb及np.array和tensor互相转换</h4> </div> <div class="article-excerpt"> tensorboardfromtensorboardXimportSummaryWriter#设置保存日志文件路径logger_<em>pat</em>h=os.<em>pat</em>h.join(<em>pat</em>h,current_time)logger </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"> 小裴（碎碎念版）<span class="dot">·</span>2024-09-07 00:26 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/python/1.htm"> python </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="newsitem-info clearfix"> <a href="/article/1832091863285329920.htm" ></a> <a target="_blank" href="/article/1832091863285329920.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">目标检测——YOLOv8模型预测结果</h4> </div> <div class="article-excerpt"> fromultralyticsimportYOLOmodel_<em>pat</em>h=r'/home/zhangh/project1/workproject/YOLOv8/ultralytics/runs/train </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"> 张飞飞飞飞飞<span class="dot">·</span>2024-09-07 00:53 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/%E7%9B%AE%E6%A0%87%E6%A3%80%E6%B5%8B/1.htm"> 目标检测 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/YOLO/1.htm"> YOLO </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E4%BA%BA%E5%B7%A5%E6%99%BA%E8%83%BD/1.htm"> 人工智能 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="newsitem-info clearfix"> <a href="/article/1832086699472154624.htm" ></a> <a target="_blank" href="/article/1832086699472154624.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">【python pandas】读取和操作 csv 文件内容</h4> </div> <div class="article-excerpt"> 文章目录1.pd.read_csv(file_<em>pat</em>h)直接读取2.pd.read_csv(file_<em>pat</em>h，names:list)的names参数3.分批处理数据3.1设置chunksize参数3.2 </div> </a> <div class="news__item-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> ctrl A_ctrl C_ctrl V<span class="dot">·</span>2024-09-07 00:22 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/%23/1.htm"> # </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/Pandas/1.htm"> Pandas </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/python/1.htm"> python </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E5%BC%80%E5%8F%91%E8%AF%AD%E8%A8%80/1.htm"> 开发语言 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832075390445776896.htm" ></a> <a target="_blank" href="/article/1832075390445776896.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">2020-2-17晨间日记</h4> </div> <div class="article-excerpt"> 晴天心情：心平气和，风平浪静纪念日：没啥特别的，是开学的日期了任务清单昨日完成的任务，最重要的三件事：一站到底公园逛了一下整洁精致度up改进：别老发朋友圈，浪费时间习惯养成：多动动周目标·完成进度完成<em>进阶</em>视频第一轮 </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"> 原创作者巴月<span class="dot">·</span>2024-09-06 23:26 </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/1832056954403516416.htm" ></a> <a target="_blank" href="/article/1832056954403516416.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">svc错误</h4> </div> <div class="article-excerpt"> add-NC:\Users\Administrator\workspace\First\WebContent\testajax.js<em>pAt</em>temptedtolockanalready-lockeddirsvn </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"> huangxiaoya1993<span class="dot">·</span>2024-09-06 22:11 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/eclipse/1.htm"> eclipse </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/eclipse/1.htm"> eclipse </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/svn/1.htm"> svn </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832038298164490240.htm" ></a> <a target="_blank" href="/article/1832038298164490240.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">python爬亚马逊数据_python爬虫----（6. scrapy框架，抓取亚马逊数据）</h4> </div> <div class="article-excerpt"> 利用x<em>pat</em>h()分析抓取数据还是比较简单的，只是网址的跳转和递归等比较麻烦。耽误了好久，还是豆瓣好呀，URL那么的规范。 </div> </a> <div class="news__item-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> weixin_39628342<span class="dot">·</span>2024-09-06 20:03 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/python%E7%88%AC%E4%BA%9A%E9%A9%AC%E9%80%8A%E6%95%B0%E6%8D%AE/1.htm"> python爬亚马逊数据 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832036279072681984.htm" class='news-img' style="background-image:url('http://img.e-com-net.com/image/info8/447ca2e92ec44d298a4a32358b52b3c1.jpg@!80x60')" ></a> <a target="_blank" href="/article/1832036279072681984.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title 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<span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> guluguluduang<span class="dot">·</span>2024-09-06 20:28 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/%E5%AD%A6%E4%B9%A0%E8%AE%B0%E5%BD%95%E5%8C%BA/1.htm"> 学习记录区 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/00000001/1.htm"> 00000001 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832016231432024064.htm" ></a> <a target="_blank" href="/article/1832016231432024064.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">ubuntu编译安装python_Ubuntu16 编译安装Python3.6</h4> </div> <div class="article-excerpt"> 一、下载替换Ubuntu16的阿里源，参考官方配置apt-getu<em>pat</em>e#安装必要组件apt-getinstallopensslhtopiftoplibssl-devzlib1g-devmakegccwgetpython3 </div> </a> <div class="news__item-meta"> <span class=" 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</span> <span class="author pr20"> 飞!!!!<span class="dot">·</span>2024-09-06 18:19 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/Spring/1.htm"> Spring </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/Boot/1.htm"> Boot </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1831998450212892672.htm" ></a> <a target="_blank" href="/article/1831998450212892672.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">python实战之去除视频水印&amp；字幕_python 去除视频水印</h4> </div> <div class="article-excerpt"> importosimportsysimportcv2importnumpyfrommoviepyimporteditorVIDEO_<em>PAT</em>H=‘video’OUTPUT_<em>PAT</em>H=‘output’TEMP_VIDEO </div> </a> <div class="news__item-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 2401_83641634<span class="dot">·</span>2024-09-06 18:42 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/%E7%A8%8B%E5%BA%8F%E5%91%98/1.htm"> 程序员 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/python/1.htm"> python </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E9%9F%B3%E8%A7%86%E9%A2%91/1.htm"> 音视频 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E5%BC%80%E5%8F%91%E8%AF%AD%E8%A8%80/1.htm"> 开发语言 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1831987604434808832.htm" ></a> <a target="_blank" href="/article/1831987604434808832.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">selenium+pytest:Web自动化测试用例及conftest文件（五）</h4> </div> <div class="article-excerpt"> 下面案例可供参考一、测试页面测试页面均继承OperationPageFunction类，在页面上的步骤抽象成方法从而实现自动化操作importlogging.configfromcongfig.pub.File<em>Pat</em>himportLOG_<em>PAT</em>H_CONfrombase.OperationPageElemen </div> </a> <div class="news__item-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> Monica_ll<span class="dot">·</span>2024-09-06 17:36 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/Selenium/1.htm"> Selenium </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/selenium/1.htm"> selenium </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E5%89%8D%E7%AB%AF/1.htm"> 前端 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E8%87%AA%E5%8A%A8%E5%8C%96/1.htm"> 自动化 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a 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