Bill Rugolsky Jr. schrieb: >Others have directed you toward "xargs -i", which is correct, >but in this particular example, you can do something simpler, > > lastb -ai |fgrep "Jul 18" |awk '{print $10 }'|sort|uniq \ > |fgrep -x -f - blacklist > > > Bill Rugolsky > > > Even shorter: lastb -ai | awk '/Jul 18/ {print $10}' | sort -u | fgrep -x -f - blacklist Alexander