This view will show specific post details. Here is a piece of code from activity_post_details.xml:

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<android.support.v7.widget.RecyclerView
        android:id="@+id/displayList_com"
        android:layout_width="0dp"
        android:layout_height="0dp"
        tools:listitem="@layout/post_item"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent" app:layout_constraintTop_toBottomOf="@+id/postRoot_pd"
        android:layout_marginBottom="8dp" app:layout_constraintBottom_toBottomOf="parent"
        android:layout_marginStart="16dp" android:layout_marginEnd="16dp" android:layout_marginTop="8dp"/>

<android.support.constraint.ConstraintLayout
        android:layout_width="match_parent"
        android:id="@+id/postRoot_pd"
        android:layout_height="wrap_content"
        android:layout_marginTop="8dp"
        app:layout_constraintTop_toBottomOf="@+id/appBarLayout_pd" app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent" android:layout_marginEnd="8dp"
        android:layout_marginStart="8dp">
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Here we have a post's details and its list of comments. 

The preview of this layout is as follows: