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1 判断list 中有重复的元素可以用hashSet List<Integer> list = new ArrayList<>(); list.add(1); list.add(1); list.add(2); list.add(3); list.add(3); list.add(2); HashS 阅读全文
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@RestController@Api(value = "公共接口",description = "公共接口")public class CommonController { private static Logger logger = LogManager.getLogger(CommonCont 阅读全文
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<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE generatorConfiguration PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN" "http://my 阅读全文