From your code it seems that your recyclerview is the root element of the XML, and is missing the reference from xmlns:tools. ... <看更多>

implementation "androidx.appcompat:appcompat:$androidxVersion" ... import androidx.recyclerview.widget.RecyclerView;. /**. * Base ViewHolder ... ... <看更多>

Add SwipeRefreshLayout widget in your layout Implement SwipeRefreshLayout. Android Swipe Refresh Layout with RecyclerView. Swipe to refresh only ... ... <看更多>

This TextView widget in android can be dynamized in various contexts. ... A custom layout manager for RecyclerView which mimicric TextView span behaviour, ... ... <看更多>