Let's imagine an application that loads the
iris dataset and returns the mean and median of numeric variables based upon the species selected. With the elements seen so far, the output generation process would consist of the following:
As it has been explained before, every reactive element (like outputs) are re-executed whenever an input changes. So, in this case, these five processes would be in constant re-execution.
However, there is an evident issue in this situation: the dataset is always the same one, so the exact same operation ...