//TEXT VIEW SAMPLE
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center">


    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Big Red"
        android:textSize="50sp"
        android:textColor="#125e84"/>

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/app_name"/>
</LinearLayout>


//BUTTON SAMPLE
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">

    <Button
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Button 1"
        android:drawableLeft="@mipmap/ic_launcher"/>

    <Button
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Button 1"
        android:drawableLeft="@drawable/rumah"/>

</LinearLayout>


//EDIT_TEXT_SAMPLE
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">

    <EditText
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:hint="@string/app_name"
        android:inputType="number"/>

</LinearLayout>