玩家视图
<com.google.android.exoplayer2.ui.PlayerView
android:id="@+id/exoplayerView"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:controller_layout_id="@layout/layout_exoplayer_control_views"
app:use_controller="true">
Run Code Online (Sandbox Code Playgroud)
样式化的播放器视图
<com.google.android.exoplayer2.ui.StyledPlayerView
android:id="@+id/exoplayerView"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:controller_layout_id="@layout/layout_exoplayer_control_views"
app:use_controller="true">
Run Code Online (Sandbox Code Playgroud)
app:controller_layout_id,为什么会有两种不同类型的播放器我在代理网络上,代理阻止Maven连接到中央仓库
有什么方法可以手动下载Maven插件并将其安装在本地.m2存储库中。
谢谢
我有三个表样本.我曾经习惯mysql在数据库中存储数据
+--------------------------+
| Table-1 |
+--------------------------+
| Sl.No | Name | City |
+-------+------+-----------+
| 1 | Carl | Australia |
+-------+------+-----------+
+--------------------------+
| Table-1 |
+--------------------------+
| Sl.No | Name | City |
+-------+------+-----------+
| 1 | carl | australia |
+-------+------+-----------+
+--------------------------+
| Table-1 |
+--------------------------+
| Sl.No | Name | City |
+-------+------+-----------+
| 1 | CARL | AUSTRALIA |
+-------+------+-----------+
Run Code Online (Sandbox Code Playgroud)
我所做的是我使用了不同的大小写字母,有些是大写字母,有些是小写字母.
数据存储在数据库区分大小写吗?
protected?我对Access-specifiers的理解如下 ::

Activity class定义Activity方法时会超越Activity类的方法
protectedprotected我想做什么:
目前我已经成功加载了网址
Myclass.java
public class Myclass extends ActionBarActivity{
public static Context context = null;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.act_buycredits);
context = this;
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportActionBar().setBackgroundDrawable(
new ColorDrawable(getResources().getColor(
R.color.windhya_actionbar_color)));
// ////////////////-------SUPORT---MENU----IRRESPECTIVE--OF---VERSIONS---////////////////////////////
try {
ViewConfiguration config = ViewConfiguration.get(this);
Field menuKeyField = ViewConfiguration.class
.getDeclaredField("sHasPermanentMenuKey");
if (menuKeyField != null) {
menuKeyField.setAccessible(true);
menuKeyField.setBoolean(config, false);
}
} catch (Exception ex) {
// Ignore
}
// ////////////////-------SUPORT---MENU----IRRESPECTIVE--OF---VERSIONS---////////////////////////////
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
int itemId = item.getItemId(); …Run Code Online (Sandbox Code Playgroud) View.Java
package com.espresso.mvvmtestproject;
import android.content.Context;
import android.databinding.DataBindingUtil;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import com.espresso.mvvmtestproject.databinding.ActivityMainBinding;
public class View extends AppCompatActivity implements ViewContract.requiredMethods{
ViewModel mModel;
ActivityMainBinding binding;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//Setting the layout
binding = DataBindingUtil.setContentView(this, R.layout.activity_main);
mModel=new ViewModel(getContext());
binding.setUser(mModel);
binding.setHandlers(new MyHandlers());
}
@Override
public void onDestroy() {
super.onDestroy();
}
@Override
public Context getContext() {
return View.this;
}
}
Run Code Online (Sandbox Code Playgroud)
ViewContract.java
public interface ViewContract {
interface requiredMethods{
Context getContext();
}
}
Run Code Online (Sandbox Code Playgroud)
activity_main.xml中
<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android">
<data>
<variable
name="user" …Run Code Online (Sandbox Code Playgroud) 我可以在实际设备上播放视频。
我无法在android模拟器上运行它。
视频无法播放,出现以下错误
failed to make and chown /acct/uid_10064: Read-only file system
Run Code Online (Sandbox Code Playgroud)
我该如何解决?我需要在android模拟器上更改任何设置吗?
我认为Retrofit使用的是Facade设计模式
场景是什么:
GoogleMaps&Firebase 题:
将GoogleMaps和Firebase在未来的华为设备的应用工作中使用?由于Play Store也不GoogleServices可用?
public void open(){
final AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(this);
alertDialogBuilder.setMessage(getApplicationContext().getResources().getString(R.string.searchFilterLocationMessage));
alertDialogBuilder.setPositiveButton(R.string.Ok,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface arg0, int arg1) {
/*Intent intent = new Intent(Settings.ACTION_SETTINGS) ;
this.startActivity(intent);
*/
startActivityForResult(new Intent(Settings.ACTION_SETTINGS), 0);
}
});
AlertDialog alertDialog = alertDialogBuilder.create();
alertDialog.show();
}
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == 0) {
Intent intent = getIntent();
finish();
startActivity(intent);
}
}//onActivityResult
Run Code Online (Sandbox Code Playgroud)