Re: [R] Help with POSIX

2015-03-30 Thread Ben Tupper
Hi, On Mar 30, 2015, at 9:15 PM, Doran, Harold wrote: > I�m struggling a bit with learning about POSIX objects to do some basic > things with objects of this class. Suppose I have the following simple example > > times <- c("03:20", "29:56", "03:30", "21:03", "56:26") > > aa <- strptime(time

Re: [R] Help with POSIX

2015-03-30 Thread David Wolfskill
On Tue, Mar 31, 2015 at 01:15:09AM +, Doran, Harold wrote: > I?m struggling a bit with learning about POSIX objects to do some basic > things with objects of this class. Suppose I have the following simple example > > times <- c("03:20", "29:56", "03:30", "21:03", "56:26") > > aa <- strptime

Re: [R] Help with POSIX

2015-03-30 Thread Jeff Newmiller
You seem to be trying to make POSIXt into something it isn't, as though this was Excel. First, POSIXt is not the same as numeric. You can convert between them, but they are not the same. If you want to do numeric operations, convert. Second, POSIXt is not time of day only. When you provide onl

[R] Help with POSIX

2015-03-30 Thread Doran, Harold
I�m struggling a bit with learning about POSIX objects to do some basic things with objects of this class. Suppose I have the following simple example times <- c("03:20", "29:56", "03:30", "21:03", "56:26") aa <- strptime(times, "%M:%S�) I can do means, and some other basic things, but I cannot