摘要:
delete from TableName; //清空数据update sqlite_sequence SET seq = 0 where name ='TableName';//自增长ID为0 阅读全文
摘要:
// 随机产生 1-9的整数 int randomId = 1 + new Random().nextInt(9);// 从 R.drawable类中获得相应资源id的File对象 Field field = R.drawable.class.getDeclare... 阅读全文