Clarified use of list() and parentheses in by argument of data.table
#2513
| Job | Run time |
|---|---|
| 1m 54s | |
| 1m 2s | |
| 46s | |
| 1m 5s | |
| 4m 47s |
by argument of data.table
#2513
| Job | Run time |
|---|---|
| 1m 54s | |
| 1m 2s | |
| 46s | |
| 1m 5s | |
| 4m 47s |