Start with script BIG.R
Questions
- Make it work
- Make it work for data size
- Make it faster
What do you need to make this work
- directories
- external data files
Okayw with rm(list = ls(all = TRUE))
Where do we go next?
- Given TOY.R script
- Compare BIG.R and TOY.R
- Change the value of Max
Separate functions from TOY.R to functions.R
- Why?
What do you want to know about this code?
How would you start making this work? What's the next step you'd take?
profiling ifelse() mapply [.data.frame