shiny Plot Caching
improve the performance of your plots.
– using R’s base graphics instead of a plotting package
– change the type of plot
( e.g. switching from
– cache plots with
코드변경을 최소로 하여
reactive expressions / reactive values /
the value from
cacheKeyExpr is actually serialized and then hashed,
and the resulting hash value is used as the key.
If you are hashing a large object, this may take a non-negligible amount of time