Дмитрий Большаков

@Override
        protected void onPostExecute(Spanned spanned) {
            super.onPostExecute(spanned);
            title.setText(strTitle);
            textView.setText(spanned);
            for (List<String> id : ids) {
                VideoFragment f = VideoFragment.newInstance(id);
                FrameLayout frameLayout = new FrameLayout(NewsContent.this);
                frameLayout.setTag(id);
                linearLayout.addView(frameLayout);
                getSupportFragmentManager().beginTransaction().replace(frameLayout.getId(), f).commit();
            }
            progressDialog.dismiss();

        }
    }

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <LinearLayout
            android:id="@+id/scrollContainer"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical"/>
    </ScrollView>
</RelativeLayout>

public class MainActivity extends AppCompatActivity {
    LinearLayout linearLayout;
    String[] ids = new String[]{"1", "2", "3", "4", "5"};

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        linearLayout = (LinearLayout) findViewById(R.id.scrollContainer);
        int position = 0;
        for (String id : ids) {
            FrameLayout fm = new FrameLayout(this);
            fm.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 500));
            linearLayout.addView(fm);
            fm.setId(++position);
            BlankFragment fragment = BlankFragment.newInstance(id);
            getFragmentManager().beginTransaction().replace(position, fragment, id).commit();
        }
    }
}

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <TextView
        android:id="@+id/title"
        android:layout_width="wrap_content" android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:text="@string/hello_blank_fragment" />
</FrameLayout>

public class BlankFragment extends Fragment {
    private static final String ARG_PARAM1 = "param1";
    private String mParam1;
    private TextView title;

    public static BlankFragment newInstance(String param1) {
        BlankFragment fragment = new BlankFragment();
        Bundle args = new Bundle();
        args.putString(ARG_PARAM1, param1);
        fragment.setArguments(args);
        return fragment;
    }

    public BlankFragment() {}

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (getArguments() != null) {
            mParam1 = getArguments().getString(ARG_PARAM1);
        }
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        View v = inflater.inflate(R.layout.fragment_blank, container, false);
        title = (TextView) v.findViewById(R.id.title);
        title.setText(mParam1);
        return v;
    }
}

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        FragmentManager fm = getSupportFragmentManager();
        FragmentTransaction ft = fm.beginTransaction();
        Fragment fragment = MainActivityFragment.newInstance(this);
        ft.replace(R.id.main, fragment);
        ft.commit();
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            FragmentManager fm = getSupportFragmentManager();
            FragmentTransaction ft = fm.beginTransaction();
            Fragment fragment = SettingsActivityFragment.newInstance(this);
            ft.replace(R.id.main, fragment);
            ft.addToBackStack(null);
            ft.commit();
        }

        return super.onOptionsItemSelected(item);
    }
}

public class MainActivityFragment extends Fragment {
    public static Fragment newInstance(Context context) {
        MainActivityFragment f = new MainActivityFragment();
        return f;
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment_main, container, false);
    }
}

public class SettingsActivityFragment extends Fragment {
    public static Fragment newInstance(Context context) {
        SettingsActivityFragment f = new SettingsActivityFragment();
        return f;
    }
    
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        return inflater.inflate(R.layout.fragment_settings_activity, container, false);
    }
}

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/main"
android:layout_width="match_parent"
android:layout_height="match_parent" />

<ListView xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/AC_ListView"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="#fff"></ListView>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="top">

    <ScrollView
        android:id="@+id/scrollView1"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical">

            <TextView
                android:id="@+id/GeneralSettingsText"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginLeft="5dp"
                android:layout_marginTop="5dp"
                android:text="GeneralSettingsText"
                android:textStyle="bold" />

            <View
                android:id="@+id/AdvCount"
                android:layout_width="wrap_content"
                android:layout_height="1dp"
                android:layout_gravity="center_vertical"
                android:layout_marginTop="5dp"
                android:background="#fccccccc" />

            <CheckBox
                android:id="@+id/checkBox1"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="checkBox1" />

            <TextView
                android:id="@+id/ShowedText"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginLeft="5dp"
                android:layout_marginTop="5dp"
                android:text="ShowedText"
                android:textStyle="bold" />

            <EditText
                android:id="@+id/editText"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_gravity="center_horizontal"
                android:ems="10"
                android:inputType="textMultiLine"
                android:lines="3" />


            <TextView
                android:id="@+id/textView2"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginLeft="5dp"
                android:text="textView2"
                android:textStyle="bold" />
        </LinearLayout>
    </ScrollView>

</RelativeLayout>

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent" android:layout_height="match_parent"
    android:id="@+id/fragment">
</FrameLayout>

@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        getSupportFragmentManager().beginTransaction().replace(R.id.fragment, new MainActivityFragment()).commit();
    }

@Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {

        View view = inflater.inflate(R.layout.fragment_main, container, false);
        btn = (Button) view.findViewById(R.id.button2);
        btn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                getActivity().getSupportFragmentManager().beginTransaction().replace(R.id.fragment, new BlankFragment()).addToBackStack(null).commit();
            }
        });
        return view;
    }

@Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        View view = inflater.inflate(R.layout.fragment_blank, container, false);
        btn = (Button) view.findViewById(R.id.button);
        btn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                getActivity().getSupportFragmentManager().popBackStack();
            }
        });
        return view;
    }

URL url = new URL("http://backend.com/api.php");
HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
   try {
     urlConnection.setDoOutput(true);
     urlConnection.setChunkedStreamingMode(0);

     OutputStream out = new BufferedOutputStream(urlConnection.getOutputStream());
     writeStream(out);

     InputStream in = new BufferedInputStream(urlConnection.getInputStream());
     readStream(in);
    finally {
     urlConnection.disconnect();
   }

AlertDialog.Builder builder = new AlertDialog.Builder(getApplicationContext());
        builder.setTitle("Cообщение")
                .setMessage("Приложение свернули")
                .setCancelable(false)
                .setPositiveButton("OK", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        Intent i = new Intent(MainActivity.this, MainActivity.class);
                        i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
                        startActivity(i);
                    }
                })
                .setNegativeButton("Cancel",
                        new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int id) {
                                dialog.cancel();
                            }
                        });
        AlertDialog alert = builder.create();
        alert.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
        alert.show();