Sectioned Recyclerview

I'm trying to implement a recyclerview with sections and subheaders. I found a nice class by Gabriele Mariotti on Github but I'm having some issues implementing it. Basically when

Solution 1:

Figured out the problem. Looks like the position was off because inside the onBindViewHolder I was using the following line:

finalint position = holder.getAdapterPosition();

Once I ignored that and use the position that function returns instead it was all good.