Name: Anonymous 2018-02-14 9:00
Write a command line tool that takes in a CSV file, overwrites all the data of a given column by a given value, and outputs the results into a new CSV file.
More specifically, this command line tool should accept the following arguments:
More specifically, this command line tool should accept the following arguments:
- the filename of a CSV file,
- the name of the column to overwrite in that file,
- the string that will be used as a replacement for that column,
- the filename where the output will be written.