akrun questions

akrun answers

• replace multiple patterns with multiple replacements
• Cumsum table with missing value
• how to transform R dataframe to rows of indicator values
• mutate a new column with rows from another column based on a condition
• paste() in dplyr mutate does not compute rowwise?
• Filter data frame in r when string column value contains 'matching string'
• Applying pmap list arguments to a function nested within another function
• How to check if values in individiual rows of a data.table are identical
• R: pass a vector of strings to replace all instances within a string
• How do I exclude more than one column when using the function pivot_longer()? [duplicate]