RecyclerView item height and width change dynamically Android

Question

I am new to android development and I am developing an app where the app downloads pictures from server and show them in a gridView. But some extra spaces are coming up when the

Answer 1

for those who want to do it in the xml layout (recyclerView item) file you can use a ConstraintLayout by combining

            android:layout_width="match_parent"
            android:layout_height="wrap_content"

and the following code for having a square item

            app:layout_constraintDimensionRatio="4:4"

and don't forget to provide all the constraint that way you can set

            android:layout_width="0dp"
            android:layout_height="0dp"

hence the complete code will be as follow