Here's a short ruby script that opens a spreadsheet file with a full name column and splits that into a first name and a last name.
* With assumption that the last word from the full name column is the last name
The double bang
In Ruby, you can simply negate an expression by using "!" abc = 'abc' !abc #=> false Similarly, abc = 'abc' !abc #=> false !!abc #=> true Ruby's double-bang negates the negated statement, which...