Displaying 3 results from an estimated 3 matches for "asset2".
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2009 Nov 27
1
generating a matrix after a for loop..
...n=NumberOfSim)
#print(c(colnames(x[i]),z[,2]),digits=3)
}
}
z is the simulated return series. How can I say: "print z next to previous
z and form a matrix"
How could I get an matrix as a result..? So that I would have simulations
from asset1 distribution at first column, simulation from asset2 at second
column etc. And the result would be NumberOfSim X Ncol matrix..
Thanks for any help
Br,
John
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2009 Jul 15
1
RODBC results from stored procedure
...?
>dbdata<-sqlQuery(conn,"sp_GetReturns,'2009-07-10','2009-07-14'")
>head(dbdata)
character(0) [....no data here....]
>dbdata<-sqlQuery(conn,"select * from returns order by Date asc")
[...success...]
>head(dbdata)
Date Asset1 Asset2....
2009-07-10 0.01 0.02
2009-07-13 0.007 -0.003
...
I'd appreciate any suggestions,
Andrew
W
rm(dbdata)
#run query in query analyzer and get date from rtnsUnderscored table
#dbdata<-sqlFetch(conn,sqtable="sp_GetModelRtns4OptimizeRangeVer4
5000,'2001-10-01...
2007 Dec 20
3
ActiveRecords Eager Loading
Hi,
I am doing an eager loading in ruby on rails using below statement
------------------------
Article.find(:all, :include => [:asset, :vote],
:conditions=>"assets.parent_id is null",
:order=>"stat_final_ranking desc", :limit=>20)
---------------------------------------
the above statement resulted in this expensive query.