<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[FindStar_ing的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/FindStar_ing</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; FindStar_ing]]></copyright><item><title><![CDATA[数据库可视化工具打开时提示:Public Key Retrieval is not allowed]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/126974063</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/126974063</guid><author>FindStar_ing</author><pubDate>Wed, 21 Sep 2022 15:37:57 +0800</pubDate><description><![CDATA[数据库可视化工具打开报错]]></description><category></category></item><item><title><![CDATA[The dependencies of some of the beans in the application context form a cycle]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/126973729</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/126973729</guid><author>FindStar_ing</author><pubDate>Wed, 21 Sep 2022 15:26:15 +0800</pubDate><description><![CDATA[springboot 启动报错]]></description><category></category></item><item><title><![CDATA[公用线程池ForkJoinPool.commonPool()引发高峰期性能问题]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/124865952</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/124865952</guid><author>FindStar_ing</author><pubDate>Thu, 19 May 2022 16:32:57 +0800</pubDate><description><![CDATA[高峰期秒杀场景的bug，同事原本处理了一个case，重置了状态，在finally里根据状态决定是否要补偿数据，但是用了这个Completable.runAsync，未指定线程池底层默认用了ForkJoinPool.commonPool()
同时高峰期详情页也有很多默认用了Parallel Steam的地方，导致公用线程池被占满了。


...]]></description><category></category></item><item><title><![CDATA[callback核心]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/124859661</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/124859661</guid><author>FindStar_ing</author><pubDate>Thu, 19 May 2022 11:26:32 +0800</pubDate><description><![CDATA[网上的例子挺多，看了一个个人觉得比较典型的，略微总结一下核心：
调callHelp方法时，内部初始化了一个xiaohong对象，同时将this引用传给了xiaohong的calculator里，那么按顺序执行的逻辑，计算好result的值，因为存在this引用，自动调起fillBack方法了，打算出结果。
demo是个例子，关键是领悟callback的精髓，运用到实际中。

...]]></description><category></category></item><item><title><![CDATA[dubbo启动显示错误：No appenders could be found for logger (org.apache.dubbo.common.logger.LoggerFactory)]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/123667282</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/123667282</guid><author>FindStar_ing</author><pubDate>Tue, 22 Mar 2022 17:58:38 +0800</pubDate><description><![CDATA[1、maven dependency analyzer

2、搜索log4j
3、点击排包

]]></description><category></category></item><item><title><![CDATA[显示seata连接不上127.0.0.1:2181]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/120495107</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/120495107</guid><author>FindStar_ing</author><pubDate>Sun, 26 Sep 2021 19:13:23 +0800</pubDate><description><![CDATA[报上面这个错。
其实是apollo的seata配置项没有连接上，导致去读了源码里配置的本地配置。

尤其是其他环境都是正常的情况下，应该最先检查apollo对应的namespace是否手动配置了，或者没加@EnableApolloConfig自动扫描的注解。

...]]></description><category></category></item><item><title><![CDATA[1273 - Unknown collation: ‘utf8mb4_0900_ai_ci‘, Time: 0.003000s]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/110916566</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/110916566</guid><author>FindStar_ing</author><pubDate>Wed, 09 Dec 2020 09:57:03 +0800</pubDate><description><![CDATA[问题描述：sql create创建报错，如标题
解决方案：
utf8mb4_0900_ai_ci替换为utf8_general_ci
utf8mb4替换为utf8

]]></description><category></category></item><item><title><![CDATA[Error: Failure while executing； `git clone https://github.com/Homebrew/homebrew-services /usr/local/]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/107383669</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/107383669</guid><author>FindStar_ing</author><pubDate>Thu, 16 Jul 2020 15:19:48 +0800</pubDate><description><![CDATA[chenjingwendeMacBook-Pro:~ chenjingwen$ brew services start nginx
==&gt; Tapping homebrew/services
Cloning into ‘/usr/local/Homebrew/Library/Taps/homebrew/homebrew-services’…
fatal: unable to access ‘https://github.com/Homebrew/homebrew-services/’: Failed ]]></description><category></category></item><item><title><![CDATA[微信js-sdk分享链接自定义图片描述标题]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/105822098</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/105822098</guid><author>FindStar_ing</author><pubDate>Wed, 29 Apr 2020 16:43:06 +0800</pubDate><description><![CDATA[首先需求是：将微信扫一扫的分享功能 回形针图片 描述 标题 换成自定义的

大概是从上往下的这个效果。
好了需求已经很明确了，接下来说一下实现过程。先贴两个很有用的帖子可以借鉴参考：
http://www.jjyc.org/a/d/182281
https://www.jianshu.com/p/922b0986d1b0
除了这两篇帖子外的需要做的还有一个全局缓存，因为jsapi_ticket有个...]]></description><category></category></item><item><title><![CDATA[springboot集成mybatis-generator插件]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/101062270</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/101062270</guid><author>FindStar_ing</author><pubDate>Fri, 20 Sep 2019 15:58:36 +0800</pubDate><description><![CDATA[1.首先在pom里添加驱动依赖

2.在资源文件resources下面添加对应的配置文件

3.generatorConfig.xml
&lt;?xml version="1.0" encoding="UTF-8"?&gt;
&lt;!DOCTYPE generatorConfiguration
        PUBLIC "-//mybatis.org//DTD MyBatis Generat...]]></description><category></category></item><item><title><![CDATA[@pathVariable/@RequestMapping及@RequestParam/@RequestMapping]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/100934323</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/100934323</guid><author>FindStar_ing</author><pubDate>Tue, 17 Sep 2019 18:05:35 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[springboot/springcloud]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/100584446</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/100584446</guid><author>FindStar_ing</author><pubDate>Fri, 06 Sep 2019 18:04:46 +0800</pubDate><description><![CDATA[面向架构（思维方式） java 面向对象 ESB总线 config config配置中心 api网关 zuul怪兽网关
    cloud的核心技术都是netflix出品 springcloud作为大平台出处
    eureka（收费的趋势）
    hystrix刺猬断路器
    ribbon 负载均衡 类似nginx
    sidecar 支撑异构语言 nodejs大前端
   ...]]></description><category></category></item><item><title><![CDATA[经典的排序方法，附详解（插入排序和冒泡排序）]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/100095345</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/100095345</guid><author>FindStar_ing</author><pubDate>Tue, 27 Aug 2019 14:21:45 +0800</pubDate><description><![CDATA[插入排序：
代码：
  public static void main(String[] args) {
        int[] a = suiji();
        System.out.println(Arrays.toString(a));
        System.out.println("---------------------");
        sort(a);
  ...]]></description><category></category></item><item><title><![CDATA[springboot实现热部署]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/100020456</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/100020456</guid><author>FindStar_ing</author><pubDate>Thu, 22 Aug 2019 17:43:44 +0800</pubDate><description><![CDATA[https://jingyan.baidu.com/article/870c6fc367b4d7b03fe4beba.html

]]></description><category></category></item><item><title><![CDATA[基本注解解释]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/100017159</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/100017159</guid><author>FindStar_ing</author><pubDate>Thu, 22 Aug 2019 15:55:47 +0800</pubDate><description><![CDATA[@RestController:@ResponseBody+@Controller
@ResponseBody响应的返回结果是json形式的对象
@Valid 一般在请求的参数里 有@NotEmpty的对象 会在controller外层加上
@NotEmpty(message = “”) 显示在请求页面上
@RequestBody 请求参数如果是对象 用此注解解析
@RequestParam 请求...]]></description><category></category></item><item><title><![CDATA[参数是list的循环mapper查询数据库]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/98057908</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/98057908</guid><author>FindStar_ing</author><pubDate>Thu, 01 Aug 2019 14:33:58 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[java 1.8 发行源 springboot无法启动]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/96135979</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/96135979</guid><author>FindStar_ing</author><pubDate>Tue, 16 Jul 2019 14:51:26 +0800</pubDate><description><![CDATA[解决办法如下：


]]></description><category></category></item><item><title><![CDATA[springboot项目启动报错（关于@Resource）]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/95330007</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/95330007</guid><author>FindStar_ing</author><pubDate>Wed, 10 Jul 2019 14:23:04 +0800</pubDate><description><![CDATA[Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2019-07-10 13:45:09.842 ERROR 10752 --- [           main] o.s.b.d.LoggingFailureAnalys...]]></description><category></category></item><item><title><![CDATA[springboot Application启动报错总结]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/95205787</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/95205787</guid><author>FindStar_ing</author><pubDate>Tue, 09 Jul 2019 16:17:53 +0800</pubDate><description><![CDATA[mtbatis版本冲突


]]></description><category></category></item><item><title><![CDATA[pom无法导入 open project后报红 maven右侧无法显示]]></title><link>https://blog.youkuaiyun.com/FindStar_ing/article/details/95173108</link><guid>https://blog.youkuaiyun.com/FindStar_ing/article/details/95173108</guid><author>FindStar_ing</author><pubDate>Tue, 09 Jul 2019 10:34:29 +0800</pubDate><description><![CDATA[手动导入后等待下载。。。

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