ux: use Slider instead of NumericUpDown for SubjectGuideLength …
#3119
| Job | Run time |
|---|---|
| 3s | |
| 3m 54s | |
| 3m 9s | |
| 2m 22s | |
| 2m 59s | |
| 4m 3s | |
| 2m 17s | |
| 22s | |
| 55s | |
| 56s | |
| 25s | |
| 18s | |
| 28s | |
| 22m 11s |