In your command-line run the following commands:
brew doctor- This might throw some warnings, but the comments will indicate if they can be ignored.
brew update
| library(lubridate) | |
| dttm_1 <- ymd_hms("2011-03-13 00:00:00", tz = "America/Los_Angeles") | |
| tm_1 <- hms("2H 36M 0S") | |
| dttm_2 <- ymd_hms("2010-11-04 00:00:00", tz = "America/Los_Angeles") | |
| tm_2 <- hms("13H 45M 0S") | |
| dttm_2 + tm_2 | |
| dttm_2 + tm_1 | |
| dttm_1 + tm_2 |
In your command-line run the following commands:
brew doctor
brew update