Displaying 2 results from an estimated 2 matches for "lettam".
Did you mean:
letta
2010 Feb 01
3
Convert a column of numbers to a column of strings
Hello,
Please excuse me if this question has been asked before. I'm new to R, and
have been trying to google the answers without any success.
I would like to convert a set of date and time into R date-time class. Right
now, the dates and times are in integer format, so I first need to convert
them into string, and then to R date-time using strptime. However, I have a
problem converting them
2010 Feb 02
0
Plot questions: grid line do not correspond to tick marks and 2 line axis label
Hello list,
Thank you very much for replying to my earlier questions. I have a few new
questions about R plots:
Example: tempdata:
RDate Price
2009-12-09 12:00 100
2009-12-09 15:00 99
2009-12-09 18:00 102
....
2009-12-10 8:00 120
2009-12-10 10:00 110
2009-12-10 16:00 105
My code: (RDate already in R date-time class)
plot (price~RDate, data=tempdata, "l")
axis.POSIXct(1,