<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[azzd1415926的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/azzd1415926</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; azzd1415926]]></copyright><item><title><![CDATA[Java中的基本数据类型-干湿结合]]></title><link>https://blog.youkuaiyun.com/azzd1415926/article/details/134246194</link><guid>https://blog.youkuaiyun.com/azzd1415926/article/details/134246194</guid><author>azzd1415926</author><pubDate>Mon, 06 Nov 2023 14:53:04 +0800</pubDate><description><![CDATA[有数字类型的也有非数字类型的，数字类型的有6种，为什么有6种呢？计算机种默认的存储类别是byte，一字节占8位，显然这无法适应更大的数据，所以有short，short 2字节 16位，慢慢的出现了越来越大的数据 有了 int 4字节 32位，long 8字节 64位，只有整数肯定不可以，毕竟生活中也有很多小数的存在，所以有float 4字节 32位，为了精度更高，double应运而生，8字节64位，那非数字类型的就好说了，字符类型的char 布尔类型boolean他们可以更加简洁地表达一些东西。]]></description><category></category></item><item><title><![CDATA[SpringMVC第一个项目之离谱的bug]]></title><link>https://blog.youkuaiyun.com/azzd1415926/article/details/132306719</link><guid>https://blog.youkuaiyun.com/azzd1415926/article/details/132306719</guid><author>azzd1415926</author><pubDate>Tue, 15 Aug 2023 20:34:20 +0800</pubDate><description><![CDATA[在看完视频后，尝试SpringMVC基本流程时，始终访问不到该访问的资源，经反复检查发现是注解写错了，@Controller 写成了@Configuration ，写注解时，仔细看清，最好全部打完，以防生成不合适的注解。]]></description><category></category></item><item><title><![CDATA[如何理解依赖启动器 starter？]]></title><link>https://blog.youkuaiyun.com/azzd1415926/article/details/131076377</link><guid>https://blog.youkuaiyun.com/azzd1415926/article/details/131076377</guid><author>azzd1415926</author><pubDate>Tue, 06 Jun 2023 21:15:33 +0800</pubDate><description><![CDATA[①Starter启动器，可以通过启动器集成其他技术，比如说web、mybatis、redis等等，可以提供对应技术的开发和运行环境，比如pom中引入spring-boot-starter-web,就可以进行web开发。②他的原理是SpringBoot在启动时，会去扫描jar中的spring.factories,根据文件中的配置，加载其中的自动配置类，读取后创建这些类的对象，加入到Spring容器中，后期可以从容器	中获取到这些类对象。如何理解依赖启动器 starter？]]></description><category></category></item><item><title><![CDATA[Invalid bound statement (not found):出现该问题的解决方法]]></title><link>https://blog.youkuaiyun.com/azzd1415926/article/details/129697091</link><guid>https://blog.youkuaiyun.com/azzd1415926/article/details/129697091</guid><author>azzd1415926</author><pubDate>Tue, 21 Mar 2023 20:47:58 +0800</pubDate><description><![CDATA[如果不在同一目录下极有可能是mapper.xml文件位置放错，有可能在resources下创建目录时使用了错误的方式。3.上两步的问题都没有，但是还是不行，可能原因就是，没有构建进去，打开target看看对应的mapper.xml文件与Mapper接口在不在同一目录下。其实出现这个问题实质就是mapper接口和mapper.xml文件没有映射起来。1.mapper.xml中的namespace和实际的mapper文件不一致。2.mapper接口中的方法名和mapper.xml中的id标签不一致。]]></description><category></category></item><item><title><![CDATA[### Cause: org.apache.ibatis.type.TypeException: Could not set parameters for mapping: ParameterMapp]]></title><link>https://blog.youkuaiyun.com/azzd1415926/article/details/129664725</link><guid>https://blog.youkuaiyun.com/azzd1415926/article/details/129664725</guid><author>azzd1415926</author><pubDate>Mon, 20 Mar 2023 12:07:40 +0800</pubDate><description><![CDATA[### Cause: org.apache.ibatis.type.TypeException: Could not set parameters for mapping: ParameterMapping{property='brand', mode=IN, javaType=class java.lang.String, jdbcType=null, numericScale=null, resultMapId='null', jdbcTypeName='null', expression='null']]></description><category></category></item><item><title><![CDATA[Type interface com.dgnode.mybatis.mapper.CarMapper is not known to the MapperRegistry.]]></title><link>https://blog.youkuaiyun.com/azzd1415926/article/details/129597398</link><guid>https://blog.youkuaiyun.com/azzd1415926/article/details/129597398</guid><author>azzd1415926</author><pubDate>Thu, 16 Mar 2023 19:59:23 +0800</pubDate><description><![CDATA[org.apache.ibatis.binding.BindingException: Type interface com.dgnode.mybatis.mapper.CarMapper is no]]></description><category></category></item><item><title><![CDATA[Exception in thread “main“ java.io.IOException: Could not find resource com/]]></title><link>https://blog.youkuaiyun.com/azzd1415926/article/details/128280459</link><guid>https://blog.youkuaiyun.com/azzd1415926/article/details/128280459</guid><author>azzd1415926</author><pubDate>Sun, 11 Dec 2022 23:25:29 +0800</pubDate><description><![CDATA[Exception in thread "main" java.io.IOException: Could not find resource com/]]></description><category></category></item></channel></rss>