Fixing set.seed for an entire session

Question

I am using R to construct an agent based model with a monte carlo process. This means I got many functions that use a random engine of some kind. In order to get reproducibl

Answer 1

If you want to always return the same results from random processes, simply keep the seed set all the time with:

addTaskCallback(function(...) {set.seed(123);TRUE})

Now the output is the same every time:

print(sample(1:10,3))
# [1] 3 8 4
print(sample(1:10,3))
# [1] 3 8 4