Displaying 4 results from an estimated 4 matches for "allcon".
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llcon
2010 May 26
2
writing function : can't find an object
...posA<-get(paste(c("Pos",x),collapse=""))
posB<-get(paste(c("Pos",y),collapse=""))
av<-get(paste(c("Trad",y),collapse=""))
#apply some change on element columns then create only one data frame with
the three elements
allcon<-ddply(rbind(av[,1:3],
transform(posA,prix=POSITION*SETTLEMENT,SETTLEMENT=NULL),
transform(posB, prix = -POSITION * SETTLEMENT, SETTLEMENT = NULL,
POSITION = POSITION * -1)),
"DESCRIPTION",summarise,pl=sum(prix),quantity=sum(POSITION))
#remove the date in $...
2010 May 13
2
long command line cut in 2 parts
Dear group,
I have this command line in a function:
zz<-merge(transform(merge(value,allcon,all.y=T),SHORTDESCRIPTION=NULL,VALUE=
NULL,PL=-VALUE*pl,quantity=NULL),PosB,all.x=T,sort=F)
I want to cut it in 2 lines (just for convenient purpose). Here is what I
did :
zz<-merge(transform(merge(value,allcon,all.y=T),SHORTDESCRIPTION=NULL,
+ VALUE=NULL,PL=-VALUE*pl,quantity=NULL),PosB,al...
2010 May 11
1
merge two data frames
Dear group,
I have these 2 following data frame:
allcon <-
structure(list(DESCRIPTION = structure(1:17, .Label = c("COFFEE C Jul/10",
"COPPER May/10", "CORN Jul/10", "CORN May/10", "COTTON NO.2 Jul/10",
"CRUDE OIL miNY May/10", "GOLD Jun/10", "HENRY HUB NATURAL GAS May/10&qu...
2010 May 20
6
writing function
Dear group,
I am trying to write functions, but as a beginner, everything is not so
obvious.
Let's say I want the results in a list of elemts like this :
tot1, tot2, etc
Here is a function:
toto <-
function(x,y)
{
for(i in x:y){
paste(c("tot",i),collapse="")<-(i*2)
}
}
If I type this :
>toto(1,5)
I get this message error:
Error in paste(c("tot",