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What is the difference between drop.levels(x) in the gdata package and as.factor(as.character(x))?
| Author | Votes | Δ |
|---|---|---|
| IRTFM | 2 | +0.24 |
| Gavin Simpson | 2 | -0.30 |
| daroczig | 2 | +0.47 |
Last visited: Sep 14, 2014, 5:07:29 AM