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manualy
2009 Jun 12
2
Automate a data load and merge
...39;m stuck...
#I would like to:
# Create a data.frame with an index column composed of the union of
all items
# Create columns in the frame by a merger of the 'Occurance' in each
loaded dataset and are labeled by their name (eg. June01)
# Automate this procedure so that I do not have to manuualy type in
each column addition when I have a new dataset.
# This is my current strategy, but when I have new datasets I have to
mannually setup the preallocation and merger
allData<-data.frame(Item=item, June01 =NA, June02=NA, June03 =NA)
allData[match(June01$Item_Name, allData$Item ),]$Ju...