juniorAndroid
What is RecyclerView and why is it used?
Updated Apr 28, 2026
Short answer
RecyclerView efficiently displays large data sets using view recycling.
Deep explanation
RecyclerView improves performance by reusing views instead of creating new ones repeatedly. It uses Adapter, ViewHolder, and LayoutManager.
Real-world example
Displaying list of products in e-commerce apps.
Common mistakes
- Not using ViewHolder properly.
Follow-up questions
- What is ViewHolder?
- Why RecyclerView better than ListView?