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01-30Software designMutate() error is caused when trying to subtract values from 2 different columns
01-28Software engineeringtransform multi-granularity level data to create new columns when data repeats using pivot_wider
01-25Software engineeringApply function with different sources in R
01-24otherHow to pivot_wider the n unique values of variable A grouped_by variable B?
01-08BlockchainVarying the weights variable, based on the grouping variable
01-05Software engineeringProblems creating nested data or better solution in R
12-27NetHow do I reverse gather function in R?
12-12front endCan a heterogenous pivot_wider be done using pivot specs?
12-09otherData expansion based on information in year columns by group
12-07Software designReplace NA values in a column with values from another df column if conditions are met
11-23Back-endChisq.test with group_by
11-23Back-endreplace cell values greater than 0 with column name
11-18otherHow to use case_when to apply different functions in dplyr
11-10NetHow to consolidate multiple columns based on other columns?
11-08Software designfind record within a group further subsetted by certain values and mutate a flag
11-08otherHow can I use pivot_wider function in R in presence of implicit missing values?
11-07BlockchainR, How to generate additional observations denoted by numbered sequence
11-04Software designcheck if value exists in group, set this value, if value does not exist, set another value
11-02BlockchainR: How to count frequency of combinations between two string columns (using dplyr, tidyr, or base r)
10-29MobileIn R, what's the easiest way to sum up two groups across all numeric variables and create a new
10-20Software engineeringCreate a new column based on the value arrangement of another column in R dplyr
10-19databaseRecode missing values in multiple columns: mutate with across and ifelse