闪退的注意一下,MainActivity的onClick方法中这一句:
String selectSql = "select * from "+ Constant.TABLE_NAME;
from后面加空格
String selectSql = "select * from "+ Constant.TABLE_NAME;
from后面加空格
2018-03-29
老师新建一个layout.xml,敲完布局,诡异的变成了list_item.xml了(17:09处)
2018-03-21