ibatiS启动的异常 The content of elements must consist of well-formed character data or markup 配置的动态SQL语句里面带"<" ">"等符号的用 <![CDATA[ ]]>括起来 比如 sql中 t.sales_amount<>0 必须用 <![CDATA[ t.sales_amount<>0 ]]>
1.概述 介绍如何实现异常捕获过滤器. 2.技术要点 本实例主要是在过滤器Filter的doFilter()方法中,对执行过滤器链的chain的doFilter()语句处添加try…catch异常捕获语句,然后在chach语句中,循环异常对象,直到找出根异常为止. 3.具体实现 (1)创建Filter实现类ExceptionFilter.java,利用throwable抛出异常,去捕捉异常原因并转到相应的页面中主要代码为: public class ExceptionFilter impleme
异常问题:Caused by: java.lang.IllegalStateException: Unable to complete the scan for annotations for web application [XXX] due to a StackOverflowError. Possible root causes include a too low setting for -Xss and illegal cyclic inheritance dependencies. T
近日部署项目到Tomcat,访问一直404. 于是查看 catalina.out 日志信息,发现如下信息 30-Jun-2019 16:38:03.642 SEVERE [main] org.apache.catalina.core.StandardContext.startInternal One or more listeners failed to start. Full details will be found in the appropriate container log file
启动MySQL后,几秒钟后直接报错了 然后在事件查看器中发现了几条错误信息 Can't start server: Bind on TCP/IP port: No such file or directory Do you already have another mysqld server running on port: 3306 ? Aborting 是不是3306端口被引用了,所以我查看了下端口是否被引用 netstat -aon|findstr "3306" 发现如下信息 T