ConcatAdapter[https://developer.android.google.cn/reference/androidx/rec...
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ConcatAdapter 顺序连接其他 Adapter -
恢复 RecyclerView 的滚动位置您可能在开发过程中遇到过这种情况，在 Activity/Fragment 被重新创建后，RecyclerView 丢失了它之前保有的滚动位置信息...
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