<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[ConSelt的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/ConSelt</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; ConSelt]]></copyright><item><title><![CDATA[Java全栈面试题(五)--微服务架构]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/130561446</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/130561446</guid><author>ConSelt</author><pubDate>Wed, 21 May 2025 16:56:07 +0800</pubDate><description><![CDATA[分布式锁是一种在分布式系统中用于控制对共享资源的访问的机制。在多个节点并发操作同一资源的情况下，需要确保在任何时刻只能有一个节点访问该资源，从而避免数据的混乱、冲突和错误。分布式锁通常涉及到多个节点之间的通讯和协调，通过加锁和解锁操作来保证资源的互斥访问。]]></description><category></category></item><item><title><![CDATA[Java全栈面试题(三)--Redis]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/130174095</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/130174095</guid><author>ConSelt</author><pubDate>Mon, 08 May 2023 15:09:14 +0800</pubDate><description><![CDATA[Redis是一款开源的高性能键值对存储系统，支持多种数据类型，如字符串、哈希、列表、集合、有序集合等。主要用于缓存、消息队列、排行榜、计数器等场景，能够提供快速读写、高并发、持久化等功能。        Redis是单线程的，通过采用多路I/O复用模型以及非阻塞I/O来实现高并发访问。同时，支持主从复制和Sentinel模式实现高可用，支持Cluster模式实现分布式，支持Lua脚本扩展功能。               Redis的内存管理是通过引用计数机制来实现的，同时支持简单动态字符串、快速列表等优化]]></description><category></category></item><item><title><![CDATA[Java全栈面试题(二)--数据库]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/130174106</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/130174106</guid><author>ConSelt</author><pubDate>Thu, 27 Apr 2023 18:47:31 +0800</pubDate><description><![CDATA[1.WHERE子句中：where表之间的连接必须写在其他Where条件之前，哪些可以过滤掉最大数量记录的条件必须写在Where子句的末尾，HAVING最后。        2.应尽量避免在where子句中对字段进行null值判断和表达式操作，这将导致引擎放弃使用索引而进行全表扫描。        3.对查询进行优化，应尽量避免全表扫描，首先应考虑在where及order by涉及的列上建立索引。        4.避免在索引列上使用计算和使用IS NULL和IS NOT NULL        5.用EXI]]></description><category></category></item><item><title><![CDATA[Java全栈面试题(四)--Spring框架]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/130172410</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/130172410</guid><author>ConSelt</author><pubDate>Sat, 15 Apr 2023 19:24:14 +0800</pubDate><description><![CDATA[Java全栈面试题(四)--Spring框架。]]></description><category></category></item><item><title><![CDATA[Web前端基础]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/129338871</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/129338871</guid><author>ConSelt</author><pubDate>Sat, 11 Mar 2023 18:11:32 +0800</pubDate><description><![CDATA[当元素的所有子元素全部浮动时，自动识别的内容高度为0，会导致后面的元素顶上来，出现显示异常，给元素添加overflow:hidden解决此问题。body>div>div>p{样式代码}匹配的是body里面的div里面的div里面的所有p子元素(不包含后代)body div div p{样式代码} 匹配的是body里面的div里面的div里面的所有p(包含后代)内部：在页面的任意位置可以添加script标签，在标签体内写js代码，建议写在body结束标签的附近。function方法名(参数列表){方法体}]]></description><category></category></item><item><title><![CDATA[数据库基本认识]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/129217069</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/129217069</guid><author>ConSelt</author><pubDate>Sat, 04 Mar 2023 20:23:03 +0800</pubDate><description><![CDATA[数据库基础认识]]></description><category></category></item><item><title><![CDATA[Java线程]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/129208416</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/129208416</guid><author>ConSelt</author><pubDate>Sat, 25 Feb 2023 11:38:33 +0800</pubDate><description><![CDATA[java线程初级认识]]></description><category></category></item><item><title><![CDATA[Java网络编程]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/129191185</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/129191185</guid><author>ConSelt</author><pubDate>Fri, 24 Feb 2023 20:50:12 +0800</pubDate><description><![CDATA[java网络编程]]></description><category></category></item><item><title><![CDATA[Java-IO流]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/128860577</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/128860577</guid><author>ConSelt</author><pubDate>Thu, 23 Feb 2023 21:54:39 +0800</pubDate><description><![CDATA[java-io操作]]></description><category></category></item><item><title><![CDATA[Java异常]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/129189773</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/129189773</guid><author>ConSelt</author><pubDate>Thu, 23 Feb 2023 20:52:06 +0800</pubDate><description><![CDATA[java异常初级认识]]></description><category></category></item><item><title><![CDATA[Java面向对象]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/128459809</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/128459809</guid><author>ConSelt</author><pubDate>Thu, 02 Feb 2023 22:01:00 +0800</pubDate><description><![CDATA[面向对象基础了解]]></description><category></category></item><item><title><![CDATA[集合Collection]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/128599593</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/128599593</guid><author>ConSelt</author><pubDate>Sun, 08 Jan 2023 15:26:49 +0800</pubDate><description><![CDATA[Java常见API]]></description><category></category></item><item><title><![CDATA[String类]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/128476073</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/128476073</guid><author>ConSelt</author><pubDate>Sun, 08 Jan 2023 11:27:40 +0800</pubDate><description><![CDATA[Java常见API]]></description><category></category></item><item><title><![CDATA[Java常见面试题]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/128557323</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/128557323</guid><author>ConSelt</author><pubDate>Sun, 08 Jan 2023 10:22:39 +0800</pubDate><description><![CDATA[基础面试题(不定时更新)]]></description><category></category></item><item><title><![CDATA[Java语言基础]]></title><link>https://blog.youkuaiyun.com/ConSelt/article/details/128439993</link><guid>https://blog.youkuaiyun.com/ConSelt/article/details/128439993</guid><author>ConSelt</author><pubDate>Tue, 27 Dec 2022 11:17:58 +0800</pubDate><description><![CDATA[java语言基础笔记]]></description><category></category></item></channel></rss>