search for: yupu

...version information of installed R packages. ex: >library(affy) >SOME_COMMAND_FOR_VERSION(affy) I know I can do either getRversion() or R.Version() could give me the version of R. I assume there must be a way for me to get version information for the add-on paclages,right? Thanks! Yupu

Hi, I want to construct a list as Lst <- list(name_1=object_1, ..., name_m=object_m) If name_1 is a variable with value "NAME1", how can I ask R to use "NAME1" instead of 'name_1' as the name of the list element? Thanks! Yupu [[alternative HTML version deleted]]

Dear Rs: Hi, I am trying to read a big text file (nrows=243440, ncols=144). It seems the computational time of all the read methods (scan,readtable,read.delim) is not linear to the number of rows I want to read in: things became really slow once I tried to read in 100000 lines compare to 10000 lines). If I am reading the profiling result right, I guess scan wouldn't help either. My