background is not set, its display top of the screen ..
background is not set, its display top of the screen ..
没有设置背景,其显示在屏幕顶部。没有设置背景,其显示在屏幕顶部。
下面给出了我的代码,请检查并告诉我哪里出错了.
下面给出了我的代码,请检查并告诉我哪里出错了.下面给出了我的代码,请检查并告诉我哪里出错了.
Widget build(BuildContext context) {
return new Scaffold(
appBar: new AppBa
我尝试使用以下代码将多个项添加到我的arraylist中:
public static ArrayList<HashMap<String, String>> alarmClocks = new ArrayList<>();
public void q1() {
int[] multipleHours = {9, 11, 13, 14, 15, 17, 18}; //store here the hours for every alarm you want to set
int[] multipleM