jpsmith

jpsmith has asked 10 questions and find answers to 43 problems.

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I am an infectious disease epidemiologist

jpsmith questions

Find all combinations of words in a vector
Identifying if time intervals overlap with multiple patient IDs, in r
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

rbinom; How to ensure at least one "success" is returned?
How can I identify the most frequent combinations of values within groups?
Programmatic way to apply list of functions to list of columns in dplyr summarize
Conditional color formatting (like Microsoft Excel) in R?
A new column based on five-character strings in R
calculating mean for consecutive numbers two by two in R
drop lowest n each time period
Counting the occurrence of a word but only once per row (R)
How to Divide a Row with Another Row by Pipe Function in R
Looping though a list and add row count in a new column for different values of a column