皮皮学，免费搜题
登录
搜题
【简答题】
请在第(1)题的基础上,编写一个DBHelper类,利用反射机制原理对user_info类进行解析,取得类名、属性名和属性所对应的数据类型信息。 DBHelper类中的方法有: a) 带一个字符串参数的构造方法,该参数表示所要反射的class类,本题中指即user_info类; b) 获取数据表的表名getTableName(); c) 获取数据表中的所有字段名getTableFiled(); d) 生成针对该数据表的Insert插入sql语句; 主方法main(),测试上述方法。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】— Putting on a happy face not only helps us make friends but also makes us feel better. — _______. [ ]
A.
I can't agree with you more.
B.
It's up to you.
C.
It's my pleasure.
D.
Don't mention it.
【判断题】U2P1- 5. Genes have a huge effect on how a population of organisms changes over time, influencing not only us, but all life on earth.
A.
正确
B.
错误
【简答题】Good movies not only us, but also help us understand a little more about life.
【简答题】Caffeine not only gives us a daily jump start, but new research suggests it also can strengthen long-term memory. According to the US Food and Drug Administration, nearly 90 percent of people worldwid...
【简答题】根据下列招聘广告写一封求职信 The Representative office of an oversea manufacturing companyis looking for an EXECUTIVE SECRETARY to assist General manager in his job, theperson should be able to do the filing, take ...
【多选题】婴幼儿洗澡的注意事项
A.
夏天需要每天洗澡，冬天每周2-3次，并注意保暖。
B.
每次洗澡时间不超过30分钟。
C.
婴儿生病、注射疫苗和哺乳后30分钟以内等情况不要洗澡。
D.
新生儿的脐带未脱落前，不要让洗澡水浸湿脐部。
相关题目：
参考解析：
知识点：
题目纠错 0
发布
