<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Not_Look_Back的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Not_Look_Back</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Not_Look_Back]]></copyright><item><title><![CDATA[java 锁 Lock接口详解]]></title><link>https://blog.youkuaiyun.com/Not_Look_Back/article/details/150858322</link><guid>https://blog.youkuaiyun.com/Not_Look_Back/article/details/150858322</guid><author>Not_Look_Back</author><pubDate>Tue, 26 Aug 2025 15:46:05 +0800</pubDate><description><![CDATA[1、可重入锁如果锁具备可重入性，则称作为 可重入锁。像 synchronized和ReentrantLock都是可重入锁，可重入性在我看来实际上表明了 锁的分配机制：基于线程的分配，而不是基于方法调用的分配。举个简单的例子，当一个线程执行到某个synchronized方法时，比如说method1，而在method1中会调用另外一个synchronized方法method2，此时线程不必重新去申请锁，而是可以直接执行方法method2。method2();]]></description><category></category></item><item><title><![CDATA[idea 配置内存不生效解决]]></title><link>https://blog.youkuaiyun.com/Not_Look_Back/article/details/128579853</link><guid>https://blog.youkuaiyun.com/Not_Look_Back/article/details/128579853</guid><author>Not_Look_Back</author><pubDate>Fri, 06 Jan 2023 15:45:10 +0800</pubDate><description><![CDATA[idea 修改内存配置不生效的解决方法]]></description><category></category></item><item><title><![CDATA[String为什么是不可变得？好处是什么？]]></title><link>https://blog.youkuaiyun.com/Not_Look_Back/article/details/126249056</link><guid>https://blog.youkuaiyun.com/Not_Look_Back/article/details/126249056</guid><author>Not_Look_Back</author><pubDate>Wed, 10 Aug 2022 18:31:39 +0800</pubDate><description><![CDATA[String为什么是不可变得?]]></description><category></category></item><item><title><![CDATA[nginx重启错误解决: nginx: [alert] kill(8478, 1) failed (3: No such process)]]></title><link>https://blog.youkuaiyun.com/Not_Look_Back/article/details/124869794</link><guid>https://blog.youkuaiyun.com/Not_Look_Back/article/details/124869794</guid><author>Not_Look_Back</author><pubDate>Thu, 19 May 2022 19:31:27 +0800</pubDate><description><![CDATA[1. ps -ef | grep ngnix

2. kill -9 nginx相关的进程

3.重新指定配置文件
[root@localhost sbin]# /usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf

4.在sbin 目录下重启
[root@localhost sbin]# ./nginx -s reload


]]></description><category></category></item><item><title><![CDATA[面试官：导致Spring事务失效，常见的情况有哪些？]]></title><link>https://blog.youkuaiyun.com/Not_Look_Back/article/details/123320846</link><guid>https://blog.youkuaiyun.com/Not_Look_Back/article/details/123320846</guid><author>Not_Look_Back</author><pubDate>Mon, 07 Mar 2022 00:33:36 +0800</pubDate><description><![CDATA[面试官：导致Spring事务失效，常见的情况有哪些？]]></description><category></category></item><item><title><![CDATA[ThreadLocal为什么会导致内存泄漏？]]></title><link>https://blog.youkuaiyun.com/Not_Look_Back/article/details/123275572</link><guid>https://blog.youkuaiyun.com/Not_Look_Back/article/details/123275572</guid><author>Not_Look_Back</author><pubDate>Fri, 04 Mar 2022 14:41:25 +0800</pubDate><description><![CDATA[1. 前言

目录

1. 前言

“ThreadLocal为什么会导致内存泄漏，如何避免？”


]]></description><category></category></item><item><title><![CDATA[浅谈延迟双删策略]]></title><link>https://blog.youkuaiyun.com/Not_Look_Back/article/details/120208695</link><guid>https://blog.youkuaiyun.com/Not_Look_Back/article/details/120208695</guid><author>Not_Look_Back</author><pubDate>Thu, 09 Sep 2021 21:58:47 +0800</pubDate><description><![CDATA[在谈延时双删之前我们先来了解一下一般场景下数据库和redis的同步机制

上面这种同步机制会有什么问题？
在我们访问redis时，redis中的数据不是热点数据，即此时


]]></description><category></category></item><item><title><![CDATA[java中实例变量，类变量，成员变量区别]]></title><link>https://blog.youkuaiyun.com/Not_Look_Back/article/details/120075834</link><guid>https://blog.youkuaiyun.com/Not_Look_Back/article/details/120075834</guid><author>Not_Look_Back</author><pubDate>Fri, 03 Sep 2021 10:18:29 +0800</pubDate><description><![CDATA[java中实例变量，类变量，成员变量区别

public class Student {

    // 实例变量
    private String name;

    // 类变量（静态变量）
    public static int age;


    public void  work() {
        // 局部变量
        String workName = "就是玩";
    }
}


...]]></description><category></category></item></channel></rss>