StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
I want to have both string and null value in attribute of dynamodb that means for some rows data is
| Author | Votes | Δ |
|---|---|---|
| Alexander Patrikalakis | 0 | 0.00 |
Last visited: Jun 24, 2017, 4:03:14 PM