qq_24596243的博客

1.对List进行n组分割 public static <T> List<List<T>> averageAssign(List<T> source, int n){ List<List<T>> result=new ArrayList<List<T>>(); int remaider=source.size()%n; //(先计算出余数) int numbe

启动项目报错 Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource could be configured. 由于引入了报因引入了myBatis的jar包 在@SpringBootApplication注解上加上exclude，解除自动加载DataSourc...