Replace NA row with non-NA value from previous row and certain column...

How can I assign NA?...

Replace NAs of a particular variable with a particular value...

How can I fill the empty cells in each row of a dataframe with the value in the last non-empty cell ...

Fill first (only one) NA with next non-NA value by group using dplyr/tidyr...

NA omit only select rows that have NA's...

Replace a value NA with the value from another column in R...

How to avoid warning when introducing NAs by coercion...

suppress NAs in paste()...

Read irregular format text file mixed of text with/without space and numbers...

Calculating Sum Column and ignoring Na...

ignore NAs in a rolling count when using rle and grouped data...

Shifting the values of specific columns to the right in R...

R method for comparing NAs between two vectors...

replace NA depending on column position...

How to replace any NAs in dataframe in R by the last 4 values...

Linear model slope gives NA when reducing original data...

convert duplicates into NA...

na.omit is not removing NAs...

Removing rows that contain NA values also removes all rows that contain values...

Replace 0 with NA in certain columns in R...

R: Yearmon producing NA values...

Can't normalize my custom index to start at 0% y-intercept...

Remove rows with NAs only for all select columns at start and end of dataset in R...

Replacing NA values with data from another Dataset...

dplyr arrange() function sort by missing values...

Loop returns NA...

Keep NA values in ggplot2 in R...

spatSample() choosing NA cells even when na.rm = TRUE...

Fill gaps in data frame beginning with the first non-NA observation and ending with the last non-NA ...