R Operations

The ifelse() function in base R converts date objects to numeric objects by default. To prevent this from happening, you can use…

You can use the following methods to check if a vector contains a given element in R: Method 1: Check if Vector…

You can use the following basic syntax to split a vector into chunks in R: chunks 4, labels=FALSE)) This particular example splits…

You can use the following methods to collapse text by group in a data frame in R: Method 1: Collapse Text by…

You can use the following methods to count the number of NA values in each column of a data frame in R:…

You can use the following basic syntax to add a new level to a factor variable in R: levels(df$my_factor) new_level’) The following…

You can use the following methods to subset a data frame by multiple conditions in R: Method 1: Subset Data Frame Using…

You can use the following methods to extract numbers from strings in R: Method 1: Extract Number from String Using Base R…

Often you may want to use an ifelse statement in R to create a new column in a data frame whose values…

The fastest way to check if a data frame is empty in R is to use the nrow() function: nrow(df) This function…