search for: differntial

Hello, I have been using mondorescue to backup to dvd for several months now without any problems. Since upgrading to Centos 4.4, I now receive a few errors. The errors are for files in /var/named/chroot/proc. I guess these files change so when I do a differntial backup they aren't there and result in errors. (Never got any errors before and I think these files were there in 4.3) If I exclude the files from the backup, no errors. My question is what, if any problems would I run into not backing these files up and having to do a complete system restore...

Hello to everyone,... I am a new R ambitious user. I would like to be the first at my department using R, but I have encountered a difficulty during the last days that I cannot overcome reading help() and searching over the net. Problem: I have multiple files with financial data like the following (header included): E.g.: filename: AOL.txt aol.txt 4 3 5 3... filename: IBM.txt ibm.txt 6 2 5 2...