is chrome ? animation else 0
min number of rows that should be added or removed
10
minimal number of pixel the scrollbars has to move
10
class of mixins to use for optimized rendering
add the scrolling hint class while scrolling to give a user feedback
whether background striping should be enabled
number of pixels the viewport is virtually larger
200
async update on scrolling animation -> use requestAnimationFrame sync -> execute within scroll listener {number} -> execute within this delay using setTimeout