<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[DRD]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/sndayYU</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; sndayYU]]></copyright><item><title><![CDATA[Lombok编译时报错cannot find symbol：method getXXX()]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/145607239</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/145607239</guid><author>sndayYU</author><pubDate>Thu, 13 Feb 2025 10:55:50 +0800</pubDate><description><![CDATA[-虽然spring-boot-starter-parent已经引入了版本号，但下面必须有，否则报错-->-- 可以指定项目源码的 jdk 版本，编译后的 jdk 版本，以及编码 -->]]></description><category></category></item><item><title><![CDATA[jdbcTemplate.query查询结果List＜T＞中T不支持String.class]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/145497262</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/145497262</guid><author>sndayYU</author><pubDate>Fri, 07 Feb 2025 16:15:24 +0800</pubDate><description><![CDATA[赋值过程中，并没有发生报错，同时每个元素都初始化为了"", 因此最终结果是 空字符串的list。明明数据有数据，查询出来的list也不为空，但每个元素都是""]]></description><category></category></item><item><title><![CDATA[IDEA配置leetcode插件]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/141427456</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/141427456</guid><author>sndayYU</author><pubDate>Thu, 22 Aug 2024 14:31:46 +0800</pubDate><description><![CDATA[【代码】IDEA配置leetcode插件。]]></description><category></category></item><item><title><![CDATA[springboot对ZonedDateTime返回结果json是string-源码分析]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/140345658</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/140345658</guid><author>sndayYU</author><pubDate>Thu, 11 Jul 2024 11:03:15 +0800</pubDate><description><![CDATA[具体看自动配置类：spring-boot-autoconfiguration.jar的org.springframework.boot.autoconfigure.jackson.JacksonAutoConfiguration。controller返回后，打断点，可以看到，对应application/json，可以看到会选择ObjectMapper进行转化。2.会注入到spring-boot-autoconfiguration.jar的JacksonProperties。]]></description><category></category></item><item><title><![CDATA[lombok中@Data及@EqualsAndHashCode]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/137956776</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/137956776</guid><author>sndayYU</author><pubDate>Fri, 19 Apr 2024 10:52:36 +0800</pubDate><description><![CDATA[Data其实已经包含@EqualsAndHashCode了，哪么有些场景 类上使用了@Data，还要使用@EqualsAndHashCode(callSuper = true)？这是出于什么目的呢？如上所示，Child2加了@EqualsAndHashCode(callSuper = true)，若要equals为true，还需要super.equals为true即行，即父类属性 也相等才行；上面代码中 测试函数也反应了这个问题；]]></description><category></category></item><item><title><![CDATA[springboot3.2.4接入log4j2异步日志]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/137875973</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/137875973</guid><author>sndayYU</author><pubDate>Wed, 17 Apr 2024 15:52:48 +0800</pubDate><description><![CDATA[log4j2异步日志]]></description><category></category></item><item><title><![CDATA[springboot中mongodb连接池配置-源码分析]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/137861579</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/137861579</guid><author>sndayYU</author><pubDate>Wed, 17 Apr 2024 10:31:26 +0800</pubDate><description><![CDATA[看源码org.springframework.boot.autoconfigure.mongo.MongoAutoConfiguration，在spring-boot-autoconfigure.jar下。拼接在url后面，在自动配置mongodbTemplate时，会自动解析url。可以看到mongoTemplate里面的相关参数已经生效了。]]></description><category></category></item><item><title><![CDATA[springboot相关报错解决]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/137637891</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/137637891</guid><author>sndayYU</author><pubDate>Thu, 11 Apr 2024 14:26:02 +0800</pubDate><description><![CDATA[1.项目springboot2.1.9.RELEASE版本(5.1.10.RELEASE)，底层包spring-context用的是4.1.2.RELEASE版本。将底层jar的spring-context去掉，默认使用新版本，即可解决问题；把type和scope加进去即可。]]></description><category></category></item><item><title><![CDATA[@Configuration中proxyBeanMethods属性详解]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/137598547</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/137598547</guid><author>sndayYU</author><pubDate>Wed, 10 Apr 2024 15:23:38 +0800</pubDate><description><![CDATA[@Configuration中proxyBeanMethods属性详解]]></description><category></category></item><item><title><![CDATA[java的try-with-resource处理机制]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/137504319</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/137504319</guid><author>sndayYU</author><pubDate>Mon, 08 Apr 2024 12:48:40 +0800</pubDate><description><![CDATA[java，try-with-resource]]></description><category></category></item><item><title><![CDATA[java程序使用log4j2、以及集成@slf4j]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/137272365</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/137272365</guid><author>sndayYU</author><pubDate>Tue, 02 Apr 2024 15:42:36 +0800</pubDate><description><![CDATA[jdk17（其他环境类似，jar的版本适配spring-boot 3.2.3）pom.xml要多加下面。]]></description><category></category></item><item><title><![CDATA[常用Mac命令、操作]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/137039457</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/137039457</guid><author>sndayYU</author><pubDate>Tue, 26 Mar 2024 10:53:22 +0800</pubDate><description><![CDATA[1.lsof -i :8585 、lsof -i tcp:2181，查看端口对应的pid。3）打开finder，command+shift+g，输入目录搜索即可。2）command+space, 再输入目录搜索；3.macbook的finder打开指定文件夹。2.lsof -i 查看所有在使用的端口。1）cmd命令：open .]]></description><category></category></item><item><title><![CDATA[git常用命令等相关操作]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/136834246</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/136834246</guid><author>sndayYU</author><pubDate>Tue, 19 Mar 2024 11:20:34 +0800</pubDate><description><![CDATA[1.idea的fetch命令：git          -c credential.helper= -c core.quotepath=false -c log.showSignature=false       fetch origin --recurse-submodules=no --progress --prune。git checkout -b [name] 新建并切换分支-----具体从哪个分支新建呢？git branch [name] 新建本地分支。]]></description><category></category></item><item><title><![CDATA[macbook安装rabbitmq]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/135257776</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/135257776</guid><author>sndayYU</author><pubDate>Wed, 27 Dec 2023 22:55:07 +0800</pubDate><description><![CDATA[/ 打开登录guest/guest。]]></description><category></category></item><item><title><![CDATA[求链表环的起始位置]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/134626461</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/134626461</guid><author>sndayYU</author><pubDate>Sun, 26 Nov 2023 13:03:55 +0800</pubDate><description><![CDATA[重点：快慢指针相遇后，慢指针继续往前，同时root也开始往前（root.next = head), 他们必然会相遇，即a = (b + c)(x - 1) + c。* c+1是慢指针从相遇节点 到 环起点的步数；* a+1是root到环起点的步数；leetcode中题目位置。* b+c是环的节点数。]]></description><category></category></item><item><title><![CDATA[Unsafe使用示例]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/133092948</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/133092948</guid><author>sndayYU</author><pubDate>Wed, 20 Sep 2023 18:26:02 +0800</pubDate><description><![CDATA[getIntVolatile获取对象int值，保证为volatile类型？]]></description><category></category></item><item><title><![CDATA[前序遍历、中序遍历、后序遍历-morris]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/133038017</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/133038017</guid><author>sndayYU</author><pubDate>Tue, 19 Sep 2023 17:40:00 +0800</pubDate><description><![CDATA[前序遍历；Morris]]></description><category></category></item><item><title><![CDATA[优先队列PriorityQueue源码解析]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/132990375</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/132990375</guid><author>sndayYU</author><pubDate>Mon, 18 Sep 2023 18:41:35 +0800</pubDate><description><![CDATA[优先队列，优先队列，PriorityQueue]]></description><category></category></item><item><title><![CDATA[排序算法-堆排序和TopK算法]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/132980099</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/132980099</guid><author>sndayYU</author><pubDate>Mon, 18 Sep 2023 15:16:31 +0800</pubDate><description><![CDATA[【代码】排序算法-堆排序-java示例]]></description><category></category></item><item><title><![CDATA[docker拉取镜像超时]]></title><link>https://blog.youkuaiyun.com/sndayYU/article/details/131263696</link><guid>https://blog.youkuaiyun.com/sndayYU/article/details/131263696</guid><author>sndayYU</author><pubDate>Sat, 17 Jun 2023 20:27:12 +0800</pubDate><description><![CDATA[报错如下：error pulling image configuration: download failed after attempts=6…检查配置：docker info。]]></description><category></category></item></channel></rss>