闲言博客-CSDN博客

Error connecting to database: (using class oracle.jdbc.driver.OracleDriver)Listener refused the connection with the following error:ORA-12505, TNS:listener does not currently know of SID given in connect descriptor

2022-10-10 09:12:09 2686

原创 Data truncation: Data too long for column ‘context‘ at row 1

Data truncation: Data too long for column 'context' at row 1

2022-10-07 21:18:29 299

原创 Tomcat 9.x启动时控制台乱码

Tomcat 9.x启动时控制台乱码

2022-07-12 10:04:16 236

原创 No converter found for return value of type: class java.util.ArrayList

No converter found for return value of type: class java.util.ArrayList

2022-07-10 22:08:45 371

原创 SpringBoot整合Apache Shiro 重定向时去掉URL中的JSESSIONID--重写getSessionId方式

SpringBoot整合Apache Shiro 重定向时去掉URL中的JSESSIONID--重写getSessionId方式

2022-07-01 22:26:57 810 1

原创 No SecurityManager accessible to the calling code, either bound to the org.apache.shiro.util.ThreadC

org.apache.shiro.UnavailableSecurityManagerException: No SecurityManager accessible to the calling code, either bound to the org.apache.shiro.util.ThreadContext or as a vm static singleton. This is an invalid application configuration.

2022-07-01 19:21:55 4862

原创 No converter found for return value of type: class

No converter found for return value of type: class

2022-07-01 18:01:50 285

转载 Error creating bean with name ‘stringRedisTemplate‘ defined in class path re

Caused by: java.lang.ClassNotFoundException: org.apache.commons.pool2.impl.GenericObjectPoolConfig at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[na:1.8.0_101] at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_101] at

2022-06-29 22:35:51 532

原创 You must configure either the server or JDBC driver (via the ‘serverTimezone‘ configuration property

java.sql.SQLException: The server time zone value '�й��׼ʱ��' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the 'serverTimezone' configuration property) to use a more specifc time

2022-06-28 09:01:29 572

原创 “nacos is starting with standalone“ 此时不应有 \nacos-server-1.4.1\nacos“\logs\java_heapdump.hprof -XX:-U

问题产生环境windows10 下启动nacos 时产生问题描述"nacos is starting with standalone"此时不应有 \nacos-server-1.4.1\nacos"\logs\java_heapdump.hprof -XX:-UseLargePages"。产生原因我的nacos目录有数字，所以无法启动解决办法将nacos目录移动到没有中文和数字的目录即可。...

2022-05-31 19:01:29 2963

转载 idea中Maven项目添加外部依赖操作

idea中Maven项目添加外部依赖操作

2022-05-29 11:52:09 3813

原创 java.lang.ClassNotFoundException: org.apache.ibatis.io.Resources

错误产生环境javaweb项目导入mybatis 是，产生。错误描述java.lang.ClassNotFoundException: org.apache.ibatis.io.Resources错误原因不懂解决办法

2022-05-27 12:26:21 490 2

原创韩顺平--多人在线通信系统

1. Java面向对象编程 2. 网络编程 3. 多线程 4. IO流 5. 集合

2022-05-19 18:31:54 3505 6

原创 java.io.StreamCorruptedException: invalid stream header: 0008493A

错误产生环境使用Socket 和 ServerSocket 通信是产生错误描述java.io.StreamCorruptedException: invalid stream header: 4F61DFAB at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:808)错误原因客户端发送给服务端的数据包（Message）类中包含了其他类的属性字段，导致错误。具体错误原因不知道！解决办法将Message类

2022-05-16 12:17:49 470