jpsmith

jpsmith has asked 8 questions and find answers to 29 problems.

Stats

About

I am an infectious disease epidemiologist

jpsmith questions

Subtract one from the sum of the first item in a nested list in r
Creating a branching process in R
Assign groups in dataframe using vectors containing start and end indexes
Using pivot_longer for multiple untidy columns
dput() without .internal.selfref in data tables
Issue with sapply when determining if nested list has all NA values in R
Combining/summing two positions in a vector of integers in R

jpsmith answers

How to remove rows by condition in R?
Automatically prefix row group names of a `gt` table
How can I efficiently calculate differences between values of a column and the preceding column in R?
How can I obtain a minimal data frame of only the variables used in a statistical model in R?
How to build a vector where every n of 0 is 1 with operator %%?
Using a gsub to remove a special character that isn't always in the same place
Calculate the time interval between two timestamps
How do I transfer NAs from one dataframe to same position in a second dataframe
Subtract one from the sum of the first item in a nested list in r
Calculating pairwise p values for multiple variables in R