<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[LuoBeicheng的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/LuoBeicheng</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; LuoBeicheng]]></copyright><item><title><![CDATA[mac上虚拟机上的Redis连接不上报错Could not get a resource from the pool； nested exception]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/129173457</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/129173457</guid><author>LuoBeicheng</author><pubDate>Thu, 23 Feb 2023 01:05:32 +0800</pubDate><description><![CDATA[本人用的window虚拟机1.检查yml配置文件是否正确2.用命令ping IP+redis端口（Mac命令是 nc -vz -w 2 10.211.44.6 6379  windows自己百度）3.如果ping不通IP+端口，关闭防火墙、开放端口 windows是在控制面板 - 系统和安全 - 高级设置 -入站规则 -新建规则****4.修改config配置文件降build 修改成 bind 0.0.0.05.如果还是不行，那就将springboot yml配置文件后缀改成yaml。]]></description><category></category></item><item><title><![CDATA[java.lang.IllegalMonitorStateException]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/128555931</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/128555931</guid><author>LuoBeicheng</author><pubDate>Wed, 04 Jan 2023 23:03:01 +0800</pubDate><description><![CDATA[一开始代码 代码会抛出异常java.lang.IllegalMonitorStateException。解决：只需要将tasks.notifyAll();放到synchronized代码块中执行。我的问题是 没有将 notifyAll放到synchronized代码块中。]]></description><category></category></item><item><title><![CDATA[JDBC连接 sqlServer2008 版本过低 换jdbc驱动]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/127560931</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/127560931</guid><author>LuoBeicheng</author><pubDate>Thu, 27 Oct 2022 21:15:47 +0800</pubDate><description><![CDATA[【代码】JDBC连接 sqlServer2008 版本过低 换jdbc驱动。]]></description><category></category></item><item><title><![CDATA[解决Error:Kotlin: Module was compiled with an incompatible version of Kotlin]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/127378208</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/127378208</guid><author>LuoBeicheng</author><pubDate>Mon, 17 Oct 2022 22:14:20 +0800</pubDate><description><![CDATA[Error:Kotlin: Module was compiled with an incompatible version of Kotlin. The binary version of its metadata is 1.5.1, expected version is 1.1.13.]]></description><category></category></item><item><title><![CDATA[List移除 去重 元素 计算两个日期计算相差的月份]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/127282549</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/127282549</guid><author>LuoBeicheng</author><pubDate>Wed, 12 Oct 2022 15:26:53 +0800</pubDate><description><![CDATA[List根据属性 去除重复值。计算两个日期计算相差的月份。List移除前几个元素。]]></description><category></category></item><item><title><![CDATA[解决 centos 7 eans33 网络]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/126685007</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/126685007</guid><author>LuoBeicheng</author><pubDate>Sun, 04 Sep 2022 02:23:06 +0800</pubDate><description><![CDATA[查看IP地址 :ifconfig 输出的 ens33:看不到  inet ***  netmask 255.255.255.0。最后在查看ifconfig,在到windows ping 一下 ip。修改文件 ifcfg-ens33 将。]]></description><category></category></item><item><title><![CDATA[解决数据库表锁]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/126368418</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/126368418</guid><author>LuoBeicheng</author><pubDate>Tue, 16 Aug 2022 16:08:39 +0800</pubDate><description><![CDATA[代码】解决数据库表锁。]]></description><category></category></item><item><title><![CDATA[Method breakpoints may dramatically slow down debugging 项目启动不了]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/126160376</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/126160376</guid><author>LuoBeicheng</author><pubDate>Thu, 04 Aug 2022 15:26:44 +0800</pubDate><description><![CDATA[解决 取消断点就行了。]]></description><category></category></item><item><title><![CDATA[Optional long parameter ‘PactId‘ is present but cannot be translated into a null value due to being]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/125886378</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/125886378</guid><author>LuoBeicheng</author><pubDate>Wed, 20 Jul 2022 10:03:17 +0800</pubDate><description><![CDATA[不能为null值将long接收转成Long。]]></description><category></category></item><item><title><![CDATA[Row was updated or deleted by another transaction or unsaved-value mapping was incorrect解决]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/125874291</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/125874291</guid><author>LuoBeicheng</author><pubDate>Tue, 19 Jul 2022 16:06:17 +0800</pubDate><description><![CDATA[我的问题处在,子对象里面fk不为0jpa会报Rowwasupdatedordeletedbyanothertransactionorunsaved-valuemappingwasincorrect。Rowwasupdatedordeletedbyanothertransactionorunsaved-valuemappingwasincorrect记录报错。使用jpa进行update时错误。将jpa子对象fk置0。下面继承自己封装的。......]]></description><category></category></item><item><title><![CDATA[with identifier [6854395]: optimistic locking failed； nested exception is org.hibernate.StaleObjectS]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/125736879</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/125736879</guid><author>LuoBeicheng</author><pubDate>Tue, 12 Jul 2022 09:52:12 +0800</pubDate><description><![CDATA[with identifier [6854395]: optimistic locking failed; nested exception is org.hibernate.StaleObjectStateException:我这里的原因是 version 版本号在数据库为null]]></description><category></category></item><item><title><![CDATA[nested exception is org.hibernate.exception.SQLGrammarException: could not extract ResultSet]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124682586</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124682586</guid><author>LuoBeicheng</author><pubDate>Tue, 10 May 2022 10:31:58 +0800</pubDate><description><![CDATA[nested exception is org.hibernate.exception.SQLGrammarException: could not extract ResultSet

往下看具体日志:
我这里是标识无效,表示数据库没有这个字段 或者映射字段失败
java.sql.SQLSyntaxErrorException: ORA-00904: \"POLICYINTE3_\".\"VERSION\": 标识符无效\n\r\n\tat oracle.jdbc.driver.T4CTTIoer11..]]></description><category></category></item><item><title><![CDATA[Error running ‘StartBasicApp‘: Command line is too long. Shorten command line for StartBasicApp or a]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124490836</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124490836</guid><author>LuoBeicheng</author><pubDate>Fri, 29 Apr 2022 10:44:40 +0800</pubDate><description><![CDATA[&lt;component name="PropertiesComponent"&gt;
    &lt;property name="dynamic.classpath" value="true"/&gt;




]]></description><category></category></item><item><title><![CDATA[小程序使用内嵌页面https请求不进去web-view组件实现小程序内嵌网页]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124315771</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124315771</guid><author>LuoBeicheng</author><pubDate>Thu, 21 Apr 2022 10:38:48 +0800</pubDate><description><![CDATA[小程序使用内嵌页面https请求不进去web-view组件实现小程序内嵌网页]]></description><category></category></item><item><title><![CDATA[Windows10阿里云服务器配置SSL证书]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124315295</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124315295</guid><author>LuoBeicheng</author><pubDate>Thu, 21 Apr 2022 10:35:45 +0800</pubDate><description><![CDATA[Windows10阿里云服务器配置SSL证书]]></description><category></category></item><item><title><![CDATA[小程序https请求在开发者工具上没问题，发布在线上一直请求不进去]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124314845</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/124314845</guid><author>LuoBeicheng</author><pubDate>Thu, 21 Apr 2022 10:21:57 +0800</pubDate><description><![CDATA[小程序https请求在开发者工具上没问题，发布在线上一直请求不进去！]]></description><category></category></item><item><title><![CDATA[linux jdk.18 安装]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/123766781</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/123766781</guid><author>LuoBeicheng</author><pubDate>Sun, 27 Mar 2022 00:20:08 +0800</pubDate><description><![CDATA[jdk1.8下载
1. mkdir /usr/local/java
2. tar -zxvf jdk-18_linux-x64_bin.tar.gz 
3. vim /etc/profile 配置环境变量
export JAVA_HOME=/usr/local/java/jdk-18
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=$PATH:$JAVA_HOME]]></description><category></category></item><item><title><![CDATA[java获取当前日期 前后 几个月的 日期期间 往前 2个月 往后 2个月]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/123742410</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/123742410</guid><author>LuoBeicheng</author><pubDate>Fri, 25 Mar 2022 18:17:12 +0800</pubDate><description><![CDATA[java获取当前日期 前后 几个月的 日期期间
需要原因 返回的String 格式
private Map&lt;String,String&gt; getDuringDate(){
        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
        Date date = new Date();
        String returnEndDate = simpleDateFormat.form]]></description><category></category></item><item><title><![CDATA[Incorrect string value: ‘\xE7\xA8\x8B\xE5\xBA\x8F...‘ for column ‘course‘ at row 1 插入中文错误]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/123550242</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/123550242</guid><author>LuoBeicheng</author><pubDate>Thu, 17 Mar 2022 14:50:17 +0800</pubDate><description><![CDATA[Incorrect string value: ‘\xE7\xA8\x8B\xE5\xBA\x8F…’ for column ‘course’ at row 1 插入中文错误
原因 数据库表没有设置utf-8 或 字段不为 utf-8
DROP TABLE IF EXISTS xquark_twitter_market_audits;
DROP TABLE IF EXISTS xquark_twitter_market_audits;
CREATE TABLE xquark_twitter_market_a]]></description><category></category></item><item><title><![CDATA[Creating Server TCP listening socket *:6379: bind: No error]]></title><link>https://blog.youkuaiyun.com/LuoBeicheng/article/details/123293013</link><guid>https://blog.youkuaiyun.com/LuoBeicheng/article/details/123293013</guid><author>LuoBeicheng</author><pubDate>Sat, 05 Mar 2022 12:52:24 +0800</pubDate><description><![CDATA[Creating Server TCP listening socket *:6379: bind: No error]]></description><category></category></item></channel></rss>