rowsum based on groupings or conditions in r...

RowSums set of columns if multiple columns conditions are met...

Create an indicator variable in SparklyR when all the variables are missing...

R: Is there a column version for "rowsum", but to compute the mean and not just the sum?...

Merge two columns maintaning missing values...

Conditional value change across columns...

Create multiple sums...

Error when filering on rowSums using dplyr...

R: rowsum function changes order of groups after aggregation...

rowSums excluding a particular value in a dplyr pipe without modifying the underlying data frame...

Merging rows will defining different parameters for each row being combined in R...

colsum conditions in R?...

Summing rows of a matrix based on column index...

Sum across columns in same row using column name R...

Simplify multiple rowSums looping through columns...

Using read.csv for rowSums with blanks in R...

Sum values of dataframe recodifying certain values of original variables on the fly...

simplifying R code using dplyr (or other) to rowSums while ignoring NA, unlss all is NA...

Sum of integer columns is double...

Error in ncol(xj) : object 'xj' not found using rowSums...

Summing every 4 columns together (convert quarterly data to annual on a large dataset)...

Efficiently get the row.max and row.sum of a Java 2D array...

R: sum row based on several conditions...

Preserve xts index when using rowSums on xts...

Rowsums conditional on column name in a loop...

Rowsums conditional on column name...

Columns Equal in R...

Ragged rowSums in R...

R require row sums for occurrences of regex pattern that can occur multiple times in individual cell...

Select columns using a vector...