java.lang.IllegalStateException Failed to load ApplicationContext和org.springframework.beans.factory.BeanCreationException和org.springframework.beans.factory.NoSuchBeanDefinitionException
异常信息123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263java.lang.IllegalStateExcep ...
CommunicationsException Communications link failure和java.net.ConnectException Connection refused connect
异常信息1234567891011121314151617181920com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failureThe last packet sent successf ...
![org.springframework.beans.factory.BeanCreationException Error creating bean with name requestMappingHandlerMapping defined in class path resource [org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfiguration$EnableWebMvcConfiguration.class] Invocation of init method failed; nested exception is java.lang.IllegalStateException Ambiguous mapping. Cannot map brandController method](https://img-blog.csdnimg.cn/20200504174150440.png)
org.springframework.beans.factory.BeanCreationException Error creating bean with name requestMappingHandlerMapping defined in class path resource [org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfiguration$EnableWebMvcConfiguration.class] Invocation of init method failed; nested exception is java.lang.IllegalStateException Ambiguous mapping. Cannot map brandController method
异常信息1234567891011121314151617181920212223242526272829303132333435363738org.springframework.beans.factory.BeanCreationException: Error creating bean ...
Exception in thread main java.lang.IllegalArgumentException secret key byte array cannot be null or empty
异常信息12345Exception in thread "main" java.lang.IllegalArgumentException: secret key byte array cannot be null or empty. at io.jsonwebtoken.lang.Asser ...
Exception in thread main io.jsonwebtoken.ExpiredJwtException JWT expired at 2020-04-07T16 33 30Z. Current time 2020-04-07T16 33 37Z, a difference of 7471 milliseconds. Allowed clock skew 0 milliseconds
异常信息12345Exception in thread "main" io.jsonwebtoken.ExpiredJwtException: JWT expired at 2020-04-07T16:33:30Z. Current time: 2020-04-07T16:33:37Z, a ...
java.util.concurrent.TimeoutException null
异常信息123456789101112131415161718192021java.util.concurrent.TimeoutException: null at com.netflix.hystrix.AbstractCommand.handleTimeoutViaFallback(Abs ...
Loading class com.mysql.jdbc.Driver. This is deprecated. The new driver class is com.mysql.cj.jdbc.Driver. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary
异常信息1Loading class 'com.mysql.jdbc.Driver'. This is deprecated. The new driver class is 'com.mysql.cj.jdbc.Driver'. The driver is automatically regi ...
CannotGetJdbcConnectionException、SQLException和InvalidConnectionAttributeException The server time zone value 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 zone value if you want to utilize time zone support
异常信息123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767 ...
![java.net.BindException Address already in use JVM_Bind <null> 80和org.apache.catalina.LifecycleException Failed to initialize component [Connector[HTTP/1.1-80]]](https://img-blog.csdnimg.cn/20200504152321907.png)
java.net.BindException Address already in use JVM_Bind <null> 80和org.apache.catalina.LifecycleException Failed to initialize component [Connector[HTTP/1.1-80]]
异常信息123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767 ...
Maven的使用
Maven：是一个项目管理工具，它包含了一个项目对象模型 (POM：Project Object Model)，一组标准集合，一个项目生命周期(Project Lifecycle)，一个依赖管理系统(Dependency Management System)，和用来运行定义在生命周期阶段(pha ...
