tar -zxvf <tar filename> <file you want to extract> -x: instructs tar to extract files. -f: specifies filename / tarball name. -v: Verbose (show progress while extracting files). -z: filter archive through gzip, use to decompress .gz files.
tar -zxvf <tar filename> -C /path/to/existent/folder ??
PRÜFEN
source: http://unix.stackexchange.com/questions/113754/allow-user1-to-su-user2-without-password add following to /etc/pam.d/su below pam_roottok.so line:
auth [success=ignore default=1] pam_succeed_if.so user = user2 auth sufficient pam_succeed_if.so use_uid user = user1
or for user in group GROUP:
auth [success=ignore default=1] pam_succeed_if.so user = user2 auth sufficient pam_succeed_if.so user ingroup GROUP
hmm funktioniert noch nicht.. muss man das noch neustarten?