<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[github_73913334的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/github_73913334</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; github_73913334]]></copyright><item><title><![CDATA[力扣刷题前置Java语法]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/163759546</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/163759546</guid><author>github_73913334</author><pubDate>Fri, 14 Aug 2026 17:26:17 +0800</pubDate><description><![CDATA[【代码】力扣刷题前置Java语法。]]></description><category></category></item><item><title><![CDATA[java基础面试题目]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/161117160</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/161117160</guid><author>github_73913334</author><pubDate>Sun, 17 May 2026 22:01:48 +0800</pubDate><description><![CDATA[HashMap 是 Java 中基于哈希表实现的键值对集合，以 O(1) 的时间复杂度提供快速的增删改查能力。它允许一个 null 键和多个 null 值，但不保证顺序，且线程不安全。是 Java 中一个线程安全的哈希表实现，属于包。它解决了HashMap在多线程环境下不安全的问题，同时比传统的Hashtable有更好的并发性能。ConcurrentHashMap = 线程安全的 HashMap，且并发性能优于 Hashtable。]]></description><category></category></item><item><title><![CDATA[Http方法详解]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/159616420</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/159616420</guid><author>github_73913334</author><pubDate>Thu, 09 Apr 2026 17:46:45 +0800</pubDate><description><![CDATA[查（Read） → GET增（Create） → POST改（Update） → PUT / PATCH删（Delete） → DELETE：多次执行结果相同：不修改服务器状态。]]></description><category></category></item><item><title><![CDATA[权限设计模式]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/159770470</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/159770470</guid><author>github_73913334</author><pubDate>Thu, 02 Apr 2026 21:19:28 +0800</pubDate><description><![CDATA[ACL（Access Control List）：访问控制列表用户 -> 权限RBAC介绍 （Role-Based Access Control，基于角色的访问控制）-实现用户和角色的解耦。]]></description><category></category></item><item><title><![CDATA[@TableField注解]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/158690584</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/158690584</guid><author>github_73913334</author><pubDate>Fri, 06 Mar 2026 15:34:23 +0800</pubDate><description><![CDATA[Data// 乐观锁：更新时 version = version + 1// 库存扣减：更新时 stock = stock - #{stock}@Data// 明确告诉 MyBatis：这个 Integer 对应数据库的 INTEGER 类型。]]></description><category></category></item><item><title><![CDATA[关于数组方面Java和C++的对比]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/147288131</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/147288131</guid><author>github_73913334</author><pubDate>Thu, 05 Mar 2026 10:33:39 +0800</pubDate><description><![CDATA[分析以下代码在 C++ 和 Java 的实现和行为差异时，主要需要考虑两者在 **数组结构、初始化规则** 和 **赋值机制** 等方面的不同。]]></description><category></category></item><item><title><![CDATA[图形语言发展历程]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/146270002</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/146270002</guid><author>github_73913334</author><pubDate>Thu, 05 Mar 2026 10:32:52 +0800</pubDate><description><![CDATA[视觉形象语言，目的在于传达。]]></description><category></category></item><item><title><![CDATA[maven配置后，Tomcat老是找不到jar包，要手动配置]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/151692465</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/151692465</guid><author>github_73913334</author><pubDate>Thu, 05 Mar 2026 10:31:22 +0800</pubDate><description><![CDATA[点击右侧Avaliable Elements下的模块名，展开，双击要添加的包。并选中异常模块（logginProject）]]></description><category></category></item><item><title><![CDATA[javac编译过程]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/152093165</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/152093165</guid><author>github_73913334</author><pubDate>Thu, 05 Mar 2026 10:30:52 +0800</pubDate><description><![CDATA[把.java源文件变成.class。]]></description><category></category></item><item><title><![CDATA[maven插件图标不见了?]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/158664042</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/158664042</guid><author>github_73913334</author><pubDate>Thu, 05 Mar 2026 10:30:24 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[mysql触发器]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/158660174</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/158660174</guid><author>github_73913334</author><pubDate>Wed, 04 Mar 2026 18:49:05 +0800</pubDate><description><![CDATA[在 SQL 中，触发器的操作指令主要分为**创建、修改/删除、查看/启用禁用**三大类。需要注意的是，不同的数据库产品在语法上差异较大，下面以最常用的 MySQL 和 SQL Server 为例，帮你整理一份比较全面的操作指令参考。1. MySQL 语法


 2. SQL Server 语法


二、删除触发器 (DROP TRIGGER)

 1. MySQL 语法


示例： `DROP TRIGGER IF EXISTS trg_student_insert;`2. SQL Server 语法


]]></description><category></category></item><item><title><![CDATA[一些小tips关于Spring Boot 应用的 yml 配置文件]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/158616438</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/158616438</guid><author>github_73913334</author><pubDate>Wed, 04 Mar 2026 01:30:52 +0800</pubDate><description><![CDATA[是指让应用程序能够支持多种语言和地区，使其可以适应不同国家/地区的用户需求。basename定义资源文件的基础名称。Druid（Alibaba Druid）是阿里开源的JDBC 数据库连接池 + 监控组件。：保持 30 个"常备军"，突发流量时无需临时创建线程，响应更快。800 线程 ≈ 800MB 内存，需确保服务器内存充足。，允许你定义多套配置，根据运行环境灵活切换。：支持更高并发，可同时处理 800 个请求。是 Spring 提供的。active:指定当前要。]]></description><category></category></item><item><title><![CDATA[Tomcat配置完java_home后的小细节]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/151177846</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/151177846</guid><author>github_73913334</author><pubDate>Thu, 04 Sep 2025 15:22:29 +0800</pubDate><description><![CDATA[此外，conf文件夹里的：context.xml可以用来配置数据源之类的，tomcat-users.xml用来配置管理tomcat的用户与权限。也是在conf文件夹里找logging.properties文件。localhost实例的日志文件。Tomcat主实例的日志文件。主机管理器的日志文件。]]></description><category></category></item><item><title><![CDATA[记录一个细节问题Servlet注解有两种方式]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/151176436</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/151176436</guid><author>github_73913334</author><pubDate>Thu, 04 Sep 2025 10:39:23 +0800</pubDate><description><![CDATA[两种方式记得注释掉不用的那个！会导致项目异常，页面404。一：通过WebServlet注解配置。二：通过web.xml配置。]]></description><category></category></item><item><title><![CDATA[CSS级联样式（基础知识）备忘录]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/148341172</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/148341172</guid><author>github_73913334</author><pubDate>Fri, 30 May 2025 16:48:55 +0800</pubDate><description><![CDATA[的为准，若优先级一样，则后写的覆盖前写的。⚠️ 多个规则冲突时，以。]]></description><category></category></item><item><title><![CDATA[图标变白，开始菜单栏无法打开程序（以jupyter为例）]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/148262341</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/148262341</guid><author>github_73913334</author><pubDate>Tue, 27 May 2025 18:22:54 +0800</pubDate><description><![CDATA[不知道是本人删了一些东西导致的还是什么原因，总之现在本人的jupyter只能通过命令行打开，以往我是从开始菜单栏打开。琢磨了一段时间，发现是.ico文件没有了。重新在网上下载图片，用网站转换一下格式为.ico 放到C:\ProgramData\Anaconda3\Menu\      文件夹里，然后找到jupyter的快捷方式右键，点击属性，确保 目标指向正确的jupyter-notebook.exe路径.此时桌面快捷方恢复。]]></description><category></category></item><item><title><![CDATA[算法入门----排序(选择,冒泡,插排)]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/146634432</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/146634432</guid><author>github_73913334</author><pubDate>Sat, 29 Mar 2025 00:38:05 +0800</pubDate><description><![CDATA[每次从第 i 个开始和它右边每一个比较大小,从i+1一直比到第length-1个,排好的放最左侧,所以 i 每次+1,循环length-1次, i 从0 到 length-2。]]></description><category></category></item><item><title><![CDATA[第一章 图形设计的概述与发展]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/146269637</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/146269637</guid><author>github_73913334</author><pubDate>Sat, 15 Mar 2025 00:06:16 +0800</pubDate><description><![CDATA[图形是一种重要的信息传播的媒介。]]></description><category></category></item><item><title><![CDATA[图形创意——1.课程导入]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/146269591</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/146269591</guid><author>github_73913334</author><pubDate>Fri, 14 Mar 2025 23:46:53 +0800</pubDate><description><![CDATA[图形创意课，简记]]></description><category></category></item><item><title><![CDATA[【0x80070666】-已安装另一个版本...（Tableau 安装失败)]]></title><link>https://blog.youkuaiyun.com/github_73913334/article/details/146242397</link><guid>https://blog.youkuaiyun.com/github_73913334/article/details/146242397</guid><author>github_73913334</author><pubDate>Fri, 14 Mar 2025 23:30:26 +0800</pubDate><description><![CDATA[经过一番周折我在报错日志里搜索“error”,将相关部分复制到chatGPT,让它分析，发现。即使已卸载，某些残留文件可能导致冲突。4.重启电脑后重新尝试安装。，导致安装程序无法继续。]]></description><category></category></item></channel></rss>