# Tips

1. Container and presenter
2. Reselect
3. Cache createAnimatedComponent
4. Connect to redux in the wanted specific component
5. PureComponent first
6. shouldComponentUpdate
7. Pure render
   1.  Avoid init {}, \[] in passed props. Using package var\
       ~~`<Component items={data || []}>`~~

       `<Component items={data || EmptyData}>`
   2. Avoid init arrow func in passed props
8. requestAnimationFrame
9.
