Spring Cloud 关于 hystrix 的异常 fallback method wasn't found
在 Spring Cloud 中使用断路器 hystrix 后，可能会遇到异常：com.netflix.hystrix.contrib.javanica.exception.FallbackDefinitionException: fallback method wasn't found典型如下：@HystrixCommand(fallbackMethod = "fallbackH...
![『开发技术』解决TypeError: Cannot cast Index to dtype M8[D]](/uploads/reation/bcimg9.png)
