[R] taking the median across similar data

Dear All, I am analyzing the miRNA data set in which I have 817 unique probes for each they have 20 features each . I have to group the similar features and take the median across them so that I have a data with no repeats to perform invariant analysis . My data looks something similar format

Re: [R] some help regarding combining columns from different files

Hi Jim, I am want to merge two files into one file : Here is my code . But the problem with this is that I am getting the 2nd file appended to the first when i write temp3 in my code to the text file. I am not sure what mistake I am doing . also find the test files to run the code . Please help

[R] some help regarding combining columns from different files

Dear all, Here is my code which am using to combine 5th column from different data sets. Here is the function to do my job genesymbol.append.file <-NULL gene.column <- NULL readGeneSymbol <- function(files,genesymbol.column=5){ for(i in fnames){ temp <- read.table(fnames,header=T,sep="\t",str