<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[GoldXt的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/GoldXt</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; GoldXt]]></copyright><item><title><![CDATA[部署K8S集群时，安装calico网络插件遇到的问题]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/142961210</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/142961210</guid><author>GoldXt</author><pubDate>Tue, 15 Oct 2024 18:23:11 +0800</pubDate><description><![CDATA[部署K8S集群时，安装calico网络插件遇到了docker镜像拉取不下来的问题]]></description><category></category></item><item><title><![CDATA[zookeeper学习]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131942880</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131942880</guid><author>GoldXt</author><pubDate>Wed, 26 Jul 2023 16:47:55 +0800</pubDate><description><![CDATA[zookeeper从角度来理解: 是一个的​	zookeeper负责存储和管理大家都关心的数据, 然后接受观察者的注册, 一旦这些数据的状态发生变化, zookeeper就负责通知已经注册的观察者。]]></description><category></category></item><item><title><![CDATA[Flink架构和运行流程]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131900443</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131900443</guid><author>GoldXt</author><pubDate>Mon, 24 Jul 2023 17:05:56 +0800</pubDate><description><![CDATA[Flink架构和运行流程的介绍]]></description><category></category></item><item><title><![CDATA[Spark学习-累加器和广播]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131884824</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131884824</guid><author>GoldXt</author><pubDate>Sun, 23 Jul 2023 21:33:19 +0800</pubDate><description><![CDATA[spark累加器,广播,mvc架构]]></description><category></category></item><item><title><![CDATA[Spark学习-架构和RDD]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131865293</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131865293</guid><author>GoldXt</author><pubDate>Sat, 22 Jul 2023 11:12:08 +0800</pubDate><description><![CDATA[Master角色, 管理整个集群的资源Worker角色, 管理单个服务器的资源Driver角色, 单个Spark任务在运行的时候的工作Executor角色,单个任务运行的时候的工作者[外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-4pqW7TOS-1689995247587)(C:\Users\谢金桐\AppData\Roaming\Typora\typora-user-images\image-20230718152527103.png)]]]></description><category></category></item><item><title><![CDATA[Docker高级篇]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131776254</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131776254</guid><author>GoldXt</author><pubDate>Mon, 17 Jul 2023 22:23:28 +0800</pubDate><description><![CDATA[​	默认是bridge​	容器用自定义network可以通过服务名来ping通。]]></description><category></category></item><item><title><![CDATA[NIO为什么是同步非阻塞]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131752833</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131752833</guid><author>GoldXt</author><pubDate>Sun, 16 Jul 2023 17:42:36 +0800</pubDate><description><![CDATA[下面从两个方面去解释同步和阻塞。]]></description><category></category></item><item><title><![CDATA[Docker基础]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131743406</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131743406</guid><author>GoldXt</author><pubDate>Sat, 15 Jul 2023 19:54:06 +0800</pubDate><description><![CDATA[Docker本身是一个容器运行载体或称之为管理引擎.我们把应用程序和配置依赖打包好形成一个可交付的运行环境,这个打包好的运行环境就是image镜像文件.只有通过这个镜像文件才能生成Docker容器实例(类似Java中new出来一个对象)]]></description><category></category></item><item><title><![CDATA[pythonMysql]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131710723</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131710723</guid><author>GoldXt</author><pubDate>Thu, 13 Jul 2023 20:14:18 +0800</pubDate><description><![CDATA[需要通过链接对象的commit成员方法来进行确认的。varchar(长度)	–	文本, 长度为数字。timestamp	–	时间戳类型。float	–	浮点数。date	–	日期类型。]]></description><category></category></item><item><title><![CDATA[Flask学习]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131690042</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131690042</guid><author>GoldXt</author><pubDate>Wed, 12 Jul 2023 20:42:42 +0800</pubDate><description><![CDATA[因为flask的路由函数接收到内容后会默认把他当成html来解析，这样就有可能产生安全问题。host 主机, 默认是127.0.0.1, 指定为0.0.0.0代表本机所以ip。默认支持GET, HEAD, OPTIONS, 如果想支持某一请求方式,需手动。通过导入flask的render_template包,可以进行模板渲染。可以不加string:xxx , flask默认值是string。可以在模板中访问对象,也可以访问字典,这里演示访问对象。可以传参数到html中,html用{{ }}调用。]]></description><category></category></item><item><title><![CDATA[python高级技巧]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131660493</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131660493</guid><author>GoldXt</author><pubDate>Tue, 11 Jul 2023 15:03:51 +0800</pubDate><description><![CDATA[进程:一个程序运行在系统之上,等于一个公司线程:归属于进程,一个进程可以开启多个线程,执行不同的工作,等于多个员工,进程实际的工作者一个进程运行多个线程:多线程运行。]]></description><category></category></item><item><title><![CDATA[pyspark]]></title><link>https://blog.youkuaiyun.com/GoldXt/article/details/131660257</link><guid>https://blog.youkuaiyun.com/GoldXt/article/details/131660257</guid><author>GoldXt</author><pubDate>Tue, 11 Jul 2023 14:59:14 +0800</pubDate><description><![CDATA[是Spark中最基本的数据抽象，是spark core的底层核心，它代表一个不可变、可分区、里面的元素可并行计算的集合。通过SparkContext对象调用parallelize方法将Python对象加载到Spark内,成为RDD对象。用textFile方法,读取文件数据加载到Spark内,成为RDD对象。功能:map算子是将RDD的数据一条条处理,返回新的RDD。功能:对RDD数据进行排序,基于你指定的排序依据。功能:对RDD数据集按照你传入的逻辑进行聚合。功能:对RDD数据进行去重,返回新的RDD。]]></description><category></category></item></channel></rss>