<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[weixin_35442221的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/weixin_35442221</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; weixin_35442221]]></copyright><item><title><![CDATA[记spring1.5转用mysql的坑]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/126865775</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/126865775</guid><author>weixin_35442221</author><pubDate>Thu, 15 Sep 2022 10:19:42 +0800</pubDate><description><![CDATA[记spring1.5转用mysql的坑]]></description><category></category></item><item><title><![CDATA[feign调用的坑2]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/126606448</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/126606448</guid><author>weixin_35442221</author><pubDate>Tue, 30 Aug 2022 16:39:15 +0800</pubDate><description><![CDATA[feign调用出现的相关问题]]></description><category></category></item><item><title><![CDATA[java定时任务]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/121650747</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/121650747</guid><author>weixin_35442221</author><pubDate>Wed, 01 Dec 2021 16:16:14 +0800</pubDate><description><![CDATA[1、静态定时任务
@Configuration      //1.主要用于标记配置类，兼备Component的效果。
//@Component
@EnableScheduling   // 2.开启定时任务
public class StaticTimedTask {
    //3.添加定时任务
    //指定执行时间
    //@Scheduled(cron = "0/5 * * * * ?")
    //或指定执行时间间隔，例如：5秒
	//@Scheduled(fixedRate=5000)
]]></description><category></category></item><item><title><![CDATA[spring cloud 性能测试调优问题]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/121143675</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/121143675</guid><author>weixin_35442221</author><pubDate>Thu, 04 Nov 2021 16:22:05 +0800</pubDate><description><![CDATA[抛出问题
在进行性能测试时，后台服务没有报错，服务器各项指标正常，但是测试报503错误。
503错误代表服务器是正常的，能正常处理服务，但是请求服务过多，部分请求被拦截了。
1. 服务器操作系统的问题
原因：服务器文件句柄不足，导致访问
办法：修改/etc/security/limits.conf文件
nproc  : 是操作系统级别对每个用户创建的进程数的限制
nofile : 是每个进程可以打开的文件数的限制
*hard nofile 10240
*soft nofile 10240
*soft npr]]></description><category></category></item><item><title><![CDATA[用代码对集合进行排序]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/118729419</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/118729419</guid><author>weixin_35442221</author><pubDate>Wed, 14 Jul 2021 16:27:35 +0800</pubDate><description><![CDATA[业务1
根据业务需求，需要在代码中对list集合进行排序。
一个项目可以归类为A-D类的其中一类或多类，分类等级从A-D由大到小排列。以2的n次方对A-D类的权重进行赋值后进行排序。
      //从大到小排序
		Collections.sort(result, new Comparator&lt;ValueVo&gt;() {
			public int compare(ValueVo o1, ValueVo o2) {
				//排名设置 A类(8)&gt;B类(4)&gt;C类(2)&gt;D类]]></description><category></category></item><item><title><![CDATA[数据情况查询]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/113735612</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/113735612</guid><author>weixin_35442221</author><pubDate>Sun, 07 Feb 2021 09:44:19 +0800</pubDate><description><![CDATA[inner join
1、大表在前，查得越快
2、数据最好通过筛选后再join，减少join的数据量，提高效率
项目中需要统计上千个指标的数据情况，统计时某个字段各个指标都有不同的组织维度，要结合其他表才能查询
1、首先，将这些指标与其组织全部关联起来，单个code对应其多个组织
code – org
2、再将这些组织维度汇总成单个字段，方便数据匹配
code,listagg(org’,’) WITHIN GROUP (ORDER BY org)
3、判断2步骤的汇总字段中是否有该组织
instr(resu]]></description><category></category></item><item><title><![CDATA[递归方法结束后，基本类型参数（int、string）无变化的原因]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/113182111</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/113182111</guid><author>weixin_35442221</author><pubDate>Tue, 26 Jan 2021 16:02:09 +0800</pubDate><description><![CDATA[在进行递归的时候发现一个问题：同时传入两个参数进行递归，在递归过程中两个参数都有变化，但是其中一个参数返回后值还是原来定义那样，因此产生疑问。
int count = -1;//初始化count
Map&lt;String,String&gt; levelMap = new HashMap&lt;String,String&gt;(); //初始化map							
setLevelName(levelMap,de.getId(),count,defs);//递归方法

在递归完后，map的内容被改变的，]]></description><category></category></item><item><title><![CDATA[NGINX学习笔记]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/110368482</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/110368482</guid><author>weixin_35442221</author><pubDate>Mon, 30 Nov 2020 09:54:56 +0800</pubDate><description><![CDATA[NGINX学习笔记
http {
    include       mime.types;
    default_type  application/octet-stream;

    sendfile        on;
    keepalive_timeout  65;



//配置转发的服务器映射
upstream serverWmx{
	server 192.168.31.111:8890;
}  

server {
        listen       8077;//拦截端口
 ]]></description><category></category></item><item><title><![CDATA[map乱序问题]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/106099698</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/106099698</guid><author>weixin_35442221</author><pubDate>Wed, 13 May 2020 15:42:48 +0800</pubDate><description><![CDATA[接口返回map形式数据，如
xxxx:{}
yyyy:{},
即使后台顺序已经排好，但是js渲染后，顺序依然会乱。
最好的方式是返回数组形式，这样顺序就会不变
[
{},
{}
]

]]></description><category></category></item><item><title><![CDATA[使用@LogAnnotation注释保存操作记录]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/103453672</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/103453672</guid><author>weixin_35442221</author><pubDate>Mon, 09 Dec 2019 10:41:57 +0800</pubDate><description><![CDATA[1、controller中添加注释
``
@PostMapping(value = “/getXXX/XXX”)
@ApiOperation(httpMethod = “POST”)
@LogAnnotation(logType=“XXX”,isSaveRequestData=false,isSaveResponseData=false)
//添加注释，以及将参数填写其中
public  List...]]></description><category></category></item><item><title><![CDATA[springBoot依赖问题]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/103313648</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/103313648</guid><author>weixin_35442221</author><pubDate>Fri, 29 Nov 2019 16:38:44 +0800</pubDate><description><![CDATA[&lt;parent&gt;
  &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;
  &lt;artifactId&gt;spring-boot-starter-parent&lt;/artifactId&gt;
  &lt;version&gt;2.1.10.RELEASE&lt;/version...]]></description><category></category></item><item><title><![CDATA[Feign调用服务各种坑处理1]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/103157639</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/103157639</guid><author>weixin_35442221</author><pubDate>Wed, 20 Nov 2019 11:01:26 +0800</pubDate><description><![CDATA[Feign调用错误处理，发生相关错误是会跳转至fallback处理。在配置文件添加feign相关配置。pom文件中添加相关依赖。]]></description><category></category></item><item><title><![CDATA[定时调用http接口]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/103144794</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/103144794</guid><author>weixin_35442221</author><pubDate>Tue, 19 Nov 2019 16:08:57 +0800</pubDate><description><![CDATA[1.编写Timer工具类
package com.hontye.parameter.util;
 
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
 
public class Time...]]></description><category></category></item><item><title><![CDATA[java获取json格式数据后的处理方式]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/103144458</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/103144458</guid><author>weixin_35442221</author><pubDate>Tue, 19 Nov 2019 16:02:49 +0800</pubDate><description><![CDATA[public void saveDataAsset() {
HttpUtil util = new HttpUtil();
String response = util.httpUrl(“http://XXXXXXXXXX”);
Map result = JSON.parseObject(response);//获取接送对象转换为Map类型
Map map = (Map) result.get(“...]]></description><category></category></item><item><title><![CDATA[eureka高可用]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/102974747</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/102974747</guid><author>weixin_35442221</author><pubDate>Fri, 08 Nov 2019 15:53:40 +0800</pubDate><description><![CDATA[分别配置application-dev1.yml、application-dev2.yml，将他们相互注册



在application.yml写上相关配置即可
]]></description><category></category></item><item><title><![CDATA[spring cloud config配置]]></title><link>https://blog.youkuaiyun.com/weixin_35442221/article/details/102968017</link><guid>https://blog.youkuaiyun.com/weixin_35442221/article/details/102968017</guid><author>weixin_35442221</author><pubDate>Fri, 08 Nov 2019 10:46:15 +0800</pubDate><description><![CDATA[配置config servicer并注册至eureka启动。

添加config servicer注解

配置config仓库

config客户端，name配置服务名，config service-id配置config服务名，profile配置yml文件环境名，这种情况下会读取order-dev.yml配置。
事实上，这种配置方法会出现问题，如果把eureka配置删除，只放在Git上进行读取的...]]></description><category></category></item></channel></rss>