Android Working With RecyclerView and CardView

country_row.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:paddingBottom="1dp"
    android:paddingEnd="10dp"
    android:paddingLeft="5dp"
    android:paddingRight="10dp"
    android:paddingStart="10dp"
    android:paddingTop="5dp">

    <android.support.v7.widget.CardView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        app:cardCornerRadius="5dp"
        app:cardElevation="3dp"
        app:cardUseCompatPadding="true"
        app:contentPadding="10dp">

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content">

            <ImageView
                android:id="@+id/imageViewCountry"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_alignParentLeft="true"
                android:layout_alignParentStart="true"
                android:contentDescription="image"
                app:srcCompat="@mipmap/iran" />

            <LinearLayout
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_centerInParent="true"
                android:layout_marginLeft="10dp"
                android:layout_marginStart="10dp"
                android:layout_toEndOf="@+id/imageViewCountry"
                android:layout_toRightOf="@+id/imageViewCountry"
                android:orientation="vertical">

                <TextView
                    android:id="@+id/textViewCountryName"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="Country"
                    android:textAppearance="@android:style/TextAppearance.Large" />

                <TextView
                    android:id="@+id/textViewCountryCapital"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="Capital" />
            </LinearLayout>
        </RelativeLayout>
    </android.support.v7.widget.CardView>


</RelativeLayout>

References
https://github.com/mhdr/AndroidSamples/tree/master/085
https://pupli.net/2017/05/21/android-working-with-recyclerview-and-cardview/
https://developer.android.com/training/material/lists-cards.html
https://code.tutsplus.com/tutorials/getting-started-with-recyclerview-and-cardview-on-android–cms-23465
http://www.androidhive.info/2016/05/android-working-with-card-view-and-recycler-view/
http://stackoverflow.com/questions/27599603/cardview-not-showing-shadow-in-android-l
https://www.youtube.com/watch?v=A2_6mI7drVQ