StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    Using SED, How can I add '#' to the beginning of the last line of the file?
| Author | Votes | Δ | 
|---|---|---|
| Toby Speight | 3 | +2.59 | 
| Shawn | 1 | -2.59 | 
Last visited: May 14, 2020, 3:16:00 AM