search for: increasi

...ace by knowing where the data actually came from. Data is IP, UDP broadcas= t. I _could_ use raw sockets. The problem is when I do that, the program is us= ing ~8% cpu on a 3.2ghz xeon64 just reading packets without doing anything = due to the amount of traffic passing through the box (~200mbit and increasi= ng) so that doesn't look like a good idea. brctl showmacs returns a list of port numbers, but they dont make much sens= e to me. They do not seem to be in the same order I added the interfaces? I= s there a mapping here? Example, jorgen@ams41:/$ /tmp/brctl showmacs test0 port no mac addr...

Hi group, To mention it in advance, I am an R newbie, and most likely, my question is more a mix of smaller, simpler tasks. Anyway, I got mixed up between by, select, aggregate, lapply etc. My problem is as follows : I have read data in and transformed them into a matrix for no special reason so far. This matrix contains a column with regard to which I would like to group, i.e. one realisation