错误展示: Exception in thread "main" org.apache.flink.api.common.functions.InvalidTypesException: The return type of function main(CollectionDemo.java:33) could not be determined automatically, due to type erasure. You can give type in…
一、单项选择题(本大题共15小题,每小题3分,共45分。在每小题给出的四个备选项中,选出一个正确的答案。) 1、十六进制数5BF.C8转换成二进制数是() A. 11011100111111101B B. 010111011011.01101B C. 010110111111.11001B D. 010111011011.11001B 2,最适合…