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Failed to configure a DataSource: ‘url’ attribute is not specified and no embedded datasource could be configured解决办法
新建springboot项目启动出错:Failed to configure a...
Google Gson报错：java.lang.ClassCastException: com.google.gson.internal.LinkedTreeMap cannot be cast to解决办法
Google Gson报错：java.lang.ClassCastExcepti...
Content type ‘application/x-www-form-urlencoded;charset=UTF-8’ not supported解决
Spring报错：org.springframework.web.HttpMed...