I'm working with data.frame and it's organized in long format. But I'd like to put it in wide format based on a variable ( FAT2 ) such that the column layouts would be: AVA , FAT1 , Banana , Ingá , Gliricí...
I'm trying to put a graph in R to display the maximum and minimum values of some variables in addition to a line to mark 0 of y, however the points in the chart go completely out of order.
I'm using the following table:
cultivar <- c("IB...
I have a table that boils down to the following:
Destino; Proposito; Custo;<br/>
Chicago; Negocios; 35;<br/>
Nova York; Negocios; 30;<br/>
Miami; Turismo; 25;<br/>
Chicago; Estudo; 50;<br/>
Nova York; Turismo; 40;...
I carry a CSV file with more than 3 million lines and about 770 Mb , I use the pandas and I need to convert a column that is in string format.
Below the 'lbBins' column, which when read from CSV came in string format (what is the best default fo...