search for: davidz

Hello dear R-users, I am currently trying to fill some datasatructure (array, list, hash...) with matrices that are calculated by a function and do vary in size: mylist = list() for(i in 1:n) mylist[i] = function(...) # returns a matrix print(mylist[1]) # prints only the first element of the matrix How can I store and afterwards access the matrices that are calculated by my function?

...t;> There is also a notion of power chain (imagine a UPS powering a smart >> strip, with some boxes and peripherals ; managed smartly, like >> powering on a printer on demand...), with a Power Module hierarchy... > > Hmm, I'm not sure that's in scope -- I'm not sure DavidZ wanted a tree > to populate and navigate. Correct me if I'm wrong. it really *must* be in the scope, or we'll end up with something simple that won't address the power management needs in general, but only the basic ones! for the tree notion, this is far the best approach to manage...

Hello everyone, i’ve got a problem with my diagram’s legend. I know i should be able to figure it out by reading the ‘plot’ and ‘legend’ reference. However nothing works so it would be kind if anyone could point me to the necessary parameters. The problem is that i’m moving the legend using the ‘inset’-parameter so it does not overlap with the graph. However it vanishes outside the graph, so

Hello R-users, I'd like to load data from a CSV-file to a 3-dimensional array. However the default seems to be 2-dimensional. It would also be ok to load the data and then convert it to a 3-dimensional structure. I've been trying: dat = read.csv(filename) myArr = as.array(dat, dim = c(12,100,3)) However, I get an error message: Error in `dimnames<-.data.frame`(`*tmp*`,