05 2024 档案
摘要:package com.example.myapplication.utils; import java.sql.Connection; import java.sql.DriverManager; /** * function: 数据库工具类,连接数据库用 */ public class JDBC
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摘要:<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/
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摘要:package com.example.myapplication.dao; import android.util.Log; import com.example.myapplication.entity.User; import com.example.myapplication.utils.J
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摘要:<?xml version="1.0" encoding="utf-8"?> <ScrollView xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/ap
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摘要:MainActivity中使用BottomNavigationView、ViewPager2、Toolbar实现 public class MainActivity extends AppCompatActivity { private BottomNavigationView bottomNavi
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摘要:MainActivity的layout <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://
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