similar to: splitting column into two

Hi all, I am given the a data frame in which one of the columns has more information together- see column 4, peak_loc: chr start end peak_loc cluster_TC strand peak_TC 1 chr1 564620 564649 chr1:564644..564645,+ 94 + 10 2 chr1 565369 565404 chr1:565371..565372,+ 217 + 8 3 chr1 565463 565541 chr1:565480..565481,+ 1214 + 15 4 chr1

Dear fellow R users, I am replacing elements of a list like so: pulse_subset[[1:20]]=unlist(pulse[i])[1:20] where pulse is a list of lists, and pulse [i] has >20 values. This gives the error "Recursive Indexing failed at level 2". But, interestingly this instruction is part of a loop which has gone through about 200,000 iterations before giving this error. Actual code: >

Hi all, I have a column that has the following format: chr1:564588..564589,+ and I want to extract only the coordinates; I have tried writing a regular expression but I couldn't figure out how I should write it. Does anyone know? Thank you, Best, Nanami [[alternative HTML version deleted]]

Ashlee Vance's article on R in the New York Times. This is typical of the New York Times. Because they get to coast on the prestige and reputation of their brand , they have a history of just this sort of journalistic sloppiness. Whether it's the author or the editor at fault doesn't really matter, they do this screw-up all the time. Look, if you write an article on the first page of

Hi, I am a new user of R 2.8.1. I use Tinn-R for code editing. I use a windows 2003 system with 1 GB RAM. I am interested to generate dashboard and reports based on data from MS Access. These reports need to be posted on a weekly basis to the web. The reporting interface should provide facilities for "what if" scenarios. Is it possible to interface R analysis results to good open