search for: year_

Displaying 3 results from an estimated 3 matches for "year_".

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2010 Oct 28
4
Alter character attribute
...bly add the new attributes (month/year) to the data frame on the fly. Thanks guys.... #Create sample data RawData2..<-data.frame(ID=c(22,44),period_end_date=c("9/10/2007 0:00:00","2/2/2006 0:00:00")) #Create lists to store month and year results Data.Month_<-list() Data.Year_<-list() #pull out year/month attribute at put in own column for(i in 1:length(RawData2..$ID)){ #Select Record Data.X<-RawData..[i,] #Separate date into month, day, and year DateSplit<-strsplit(Data.X$period_end_date,"/") #Select month Month<-unli...
2010 Feb 02
4
3D plot of following data
Hello R-experts, I am having difficulties with 3D plotting (i.e. the evolution of various forward curves through time). I have two comma seperated files both ordered by date (in the first column) one containing contracts (meaning forward delivery months from YEAR_ & Letter "F" ... January through letter "Z" ... December) and the other holding the closing price of the respective contract on the day also defined in the first column (see attachments). What I would like to do is plot a three dimensional figure with trade day (date) on t...
2011 Feb 23
2
copy values from one dataframes into another
Hello everyone, I have the following problem, I have a dataframes that looks like this: fire$Year fire$Size 1 1981 1738.0 2 1984 2228.1 3 1985 38963.3 4 1986 2223.4 5 1987 3594.6 6 1988 1520.0 ... What I would like to do is copy the values from the fire$Size colum and put it into a new df but with "0" for the years that are missing. The