R Program to drop column(s) by name from a given data frame.
R Program to get the statistical summary and nature of the data of a given data frame.
R Program to get the structure of a given data frame.
R Program to find the unique rows in r data frame.
R Program to extract or replace parts of a factor.
R Program to add new row(s) to an existing data frame.
R Program to replace NA values with 5 in a given data frame.
R Program to extract 3rd and 5th rows with 1st and 3rd columns from a given data frame.
R Program to extract first two rows from a given data frame.
R Program to extract specific column from a data frame using column name