<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[amazing_Code的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/amazing_Code</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; amazing_Code]]></copyright><item><title><![CDATA[sentinel在linux启动失败]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/109291685</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/109291685</guid><author>amazing_Code</author><pubDate>Mon, 26 Oct 2020 16:01:54 +0800</pubDate><description><![CDATA[环境：linux ；sentinel安装包是下载源码自己打的包；java版本-java11
出现的问题：
 Error creating bean with name 'entityManagerFactory' defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaConfiguration.class]
 ......
 ......
 Unable to instantiat]]></description><category></category></item><item><title><![CDATA[sentinel控制台结合网关gateway项目实现pull模式持久化规则]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/109226979</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/109226979</guid><author>amazing_Code</author><pubDate>Thu, 22 Oct 2020 17:45:57 +0800</pubDate><description><![CDATA[环境：
自己搭建的一个微服务项目；
一个网关项目；
sentinel项目，从官网下载的源码；
网关和sentinel完成关联；
1.在网关项目里新建一个类，如下：
package com.alibaba.csp.sentinel.dashboard.rule.file;

import java.io.File;
import java.io.IOException;
import java.util.List;

import com.alibaba.csp.sentinel.command.handle]]></description><category></category></item><item><title><![CDATA[后端long型的值传到前台页面 经过js发现末尾几位数字变化]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/109094098</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/109094098</guid><author>amazing_Code</author><pubDate>Thu, 15 Oct 2020 11:30:32 +0800</pubDate><description><![CDATA[问题详细：实体id是long类型，存的数经过js后发生精度丢失。
原因：丢失精度。
解决方法：在实体id上加一个注解，如下
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;


@JsonSerialize(using = ToStringSerializer.class)

加上以后问题解决

..]]></description><category></category></item><item><title><![CDATA[运行 jar中没有主清单属性  解决]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/106068595</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/106068595</guid><author>amazing_Code</author><pubDate>Tue, 12 May 2020 09:00:07 +0800</pubDate><description><![CDATA[基于spring boot项目
在eclipse中使用 右键项目-run as -maven install命令生成jar包
使用 java -jar   ××.jar 命令运行jar包   提示jar中没有主清单属性
在pom中加入如下配置
   &lt;build&gt;
		&lt;plugins&gt;
		    &lt;plugin&gt;
			    &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;
			    &lt;arti]]></description><category></category></item><item><title><![CDATA[解决 mysql报 this is incompatible with sql_mode=only_full_group_by 错误]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/104923910</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/104923910</guid><author>amazing_Code</author><pubDate>Tue, 17 Mar 2020 15:57:30 +0800</pubDate><description><![CDATA[百度搜出来的大多有两种解决方案，一般推荐下面这一种，我用了以后问题解决。
在mysql的my.ini文件最后加上下面这一行
sql_mode=STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION



...]]></description><category></category></item><item><title><![CDATA[mysql中怎么更新某个字段的值为固定范围的随机数]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/104570262</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/104570262</guid><author>amazing_Code</author><pubDate>Sat, 29 Feb 2020 10:42:37 +0800</pubDate><description><![CDATA[如 ：想要一个数R 其范围： i&lt;R&lt;j   则：
 (i + rand()*(j-i) )

想要整数的话，在前面加上取整函数即可

]]></description><category></category></item><item><title><![CDATA[java遍历实体类的属性和值]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/102364805</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/102364805</guid><author>amazing_Code</author><pubDate>Tue, 08 Oct 2019 09:15:01 +0800</pubDate><description><![CDATA[实体类：
public class User implements Serializable {

    private static final long serialVersionUID = 1L;

    private String pkid;
    
    private String userName;
    
    private String passWord;
   ...]]></description><category></category></item><item><title><![CDATA[mysql导入时出现"ERROR at line : Unknown command '\''."的解决办法]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/101010060</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/101010060</guid><author>amazing_Code</author><pubDate>Thu, 19 Sep 2019 07:53:55 +0800</pubDate><description><![CDATA[使用mysqldump -uroot -p123456 databases &gt; /home/databases.sql 进行备份
在使用mysql -uroot -p123456 databases  &lt; /home/databases.sql 进行mysql恢复的时候，出现如下报错。
ERROR at line 79: Unknown command ‘\0’.
上述错误，是因为导出...]]></description><category></category></item><item><title><![CDATA[apriori算法  java实现]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/94379137</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/94379137</guid><author>amazing_Code</author><pubDate>Mon, 01 Jul 2019 09:21:40 +0800</pubDate><description><![CDATA[package com.sduept.bigdata.ml.apriori.impl;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
im...]]></description><category></category></item><item><title><![CDATA[Eclipse中src那些目录在java resources包下]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/90286522</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/90286522</guid><author>amazing_Code</author><pubDate>Fri, 17 May 2019 09:05:05 +0800</pubDate><description><![CDATA[把当前的视图调整成JAVA视图。
window-&gt;open perspective-&gt;JAVA

]]></description><category></category></item><item><title><![CDATA[Could not locate executable null\bin\winutils.exe in the Hadoop binaries.]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/89919926</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/89919926</guid><author>amazing_Code</author><pubDate>Tue, 07 May 2019 14:09:51 +0800</pubDate><description><![CDATA[本文是基于spark2.4 以后的解决办法
在Windows环境下，将Hadoop /bin目录下缺少的hadoop.dll和winutils.exe加上
下面是下载地址
http://files.cnblogs.com/files/yjmyzz/hadoop2.6(x64)V0.2.zip
如果还报如题的错误
随便找个盘，建个文件夹，如  D:\winutil\bin   将winutils.e...]]></description><category></category></item><item><title><![CDATA[去掉spark中打印的INFO信息]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/89082003</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/89082003</guid><author>amazing_Code</author><pubDate>Mon, 08 Apr 2019 09:53:53 +0800</pubDate><description><![CDATA[将spark安装包中一个文件复制到项目的main/resources目录下 ，将名称改为log4j.properties
如下所示：


打开该文件，将第一行中的INFO改为ERROR

以后运行spark程序将不会有info信息打印了

...]]></description><category></category></item><item><title><![CDATA[解决spark的Jackson版本和jboss自带Jackson版本冲突问题]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/85984360</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/85984360</guid><author>amazing_Code</author><pubDate>Mon, 07 Jan 2019 09:15:03 +0800</pubDate><description><![CDATA[在项目的WEB-INF目录下，添加jboss-deployment-structure.xml文件
&amp;lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; ?&amp;gt;
&amp;lt;jboss-deployment-structure&amp;gt;
    &amp;lt;deployment&amp;gt;
        &amp;lt;!-- Exclusions allow you to preven...]]></description><category></category></item><item><title><![CDATA[wildfly使用的小错误---通过9990访问项目里面的rest地址]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/85757355</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/85757355</guid><author>amazing_Code</author><pubDate>Fri, 04 Jan 2019 09:41:02 +0800</pubDate><description><![CDATA[
勾选第一个，则通过9990访问时会显示0.0.0.8080开头的路径访问
不勾选第二个则是正常localhost访问

]]></description><category></category></item><item><title><![CDATA[启动Wildfly时遇到的错误- "jboss.data-source.java:jboss/datasources/SCI_ODS is missing [jboss.jdbc-driv]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/85706610</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/85706610</guid><author>amazing_Code</author><pubDate>Thu, 03 Jan 2019 17:22:46 +0800</pubDate><description><![CDATA[启动Wildfly时遇到的错误是：
ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread) JBAS014613: Operation (&quot;add&quot;) failed - address: ([
    (&quot;subsystem&quot; =&amp;gt; &quot;datasources&quot;),
    (&quot;data-sou...]]></description><category></category></item><item><title><![CDATA[Jboss使用restful的配置]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/85273886</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/85273886</guid><author>amazing_Code</author><pubDate>Thu, 27 Dec 2018 10:40:40 +0800</pubDate><description><![CDATA[基于Maven web项目的使用
pom.xml
&amp;lt;project xmlns=&quot;http://maven.apache.org/POM/4.0.0&quot;
	xmlns:xsi=&quot;http://www.w3.org/2001/XMLSchema-instance&quot;
	xsi:schemaLocation=&quot;http://maven.apache.org/POM/4.0.0 http://mave...]]></description><category></category></item><item><title><![CDATA[而 JAXB 无法处理接口  ----   使用webService遇到的问题]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/85262116</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/85262116</guid><author>amazing_Code</author><pubDate>Wed, 26 Dec 2018 14:52:31 +0800</pubDate><description><![CDATA[方法的返回类型不要是接口类型的

这返回的是一个接口类型便不被允许发布

]]></description><category></category></item><item><title><![CDATA[使用primefaces将datatree表格导出为Excel表]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/84952778</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/84952778</guid><author>amazing_Code</author><pubDate>Tue, 11 Dec 2018 11:53:12 +0800</pubDate><description><![CDATA[前端页面

&amp;lt;h:form&amp;gt;
&amp;lt;p:dataTable var=&quot;assignmentExcelDto&quot;
				value=&quot;#{assignmentExcelView.assignmentExcelDto}&quot; id=&quot;tableId&quot;&amp;gt;
 //下面内容省略

          &amp;lt;p:panel header=&quot;Export All Data&quot;&amp;g]]></description><category></category></item><item><title><![CDATA[解决 Failed to start service jboss.deployment.unit."jboss-as-bmt.war".INSTALL: org.jboss.msc.service.S]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/84394080</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/84394080</guid><author>amazing_Code</author><pubDate>Fri, 23 Nov 2018 15:26:54 +0800</pubDate><description><![CDATA[Failed to start service jboss.deployment.unit.“jboss-as-bmt.war”.INSTALL: org.jboss.msc.service.StartException in service jboss.deployment.unit.“jboss-as-bmt.war”.INSTALL: Failed to process phase INST...]]></description><category></category></item><item><title><![CDATA[解决Could not create new instance of class org.jboss.arquillian.test.impl.EventTestRunnerAdaptor]]></title><link>https://blog.youkuaiyun.com/amazing_Code/article/details/84337793</link><guid>https://blog.youkuaiyun.com/amazing_Code/article/details/84337793</guid><author>amazing_Code</author><pubDate>Thu, 22 Nov 2018 13:37:24 +0800</pubDate><description><![CDATA[Arquillian JPA tutorial: Could not create new instance of class org.jboss.arquillian.test.impl.EventTestRunnerAdaptor
pom.xml文件中加入
&amp;lt;profiles&amp;gt;
    &amp;lt;profile&amp;gt;
        &amp;lt;id&amp;gt;arquillian-jbo...]]></description><category></category></item></channel></rss>