horizontal recyclerview item width half of screen android
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
val view = LayoutInflater.from(context).inflate(R.layout.row, parent, false);
view.layoutParams = ViewGroup.LayoutParams((parent.width * 0.5).toInt(),ViewGroup.LayoutParams.MATCH_PARENT)
return ViewHolder(view);
}