Displaying 3 results from an estimated 3 matches for "anglor".
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anglo
2011 Jul 12
3
Reorganize data fram
Hi,
I have a data frame of about 700 000 rows which look something like this:
Date Temperature Category
2007102 16 A
2007102 17 B
2007102 18 C
but need it to be:
Date TemperatureA TemperatureB TemperatureC
2007102 16 17 18
Any suggestions?
/Angelica
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2011 Jul 28
2
order a data frame after date and hour
Hi,
I've got a dataframe looking like this:
DateHour TcuvInt.A TcuvInt.B TcuvInt.C
1757 2007-03-15 14:00:00 7.83 <NA>
1758 2007-03-15 14:30:00 7.42 7.69 <NA>
1759 2007-03-15 15:00:00 7.53 7.75 <NA>
1760 2007-03-15 15:30:00 7.65 7.73 <NA>
and I need to sort it after the DateHour
2011 Jul 29
2
converting factor to numeric gives "NAs introduced by coercion"
Hi,
I have a dataframe that I imported from a .txt file by:
skogTemp <- read.delim2("Skogaryd_shoot_data.txt", header=TRUE, fill=TRUE)
and the data are factors, how can avoid factors from the beginning? Although
the file contains both characters and numbers.
I tried to convert some of the columns from factor to numeric and as I
understood it you can not use only as.numeric but