--- John Summerfield <debian at herakles.homelinux.org> wrote: > Will McDonald wrote: > > On 14/03/07, John Summerfield > <debian at herakles.homelinux.org> wrote: > >> Will McDonald wrote: > >> It might be quicker, but that doesn't make it > more efficient;-) > > > > And that's why I mentioned it'd be wise to test :) > I know things are > > never cut 'n dried and it depends on log makeup, > datasets and whatnot. > > There's always dozens of ways to do things and no > one way is perfect. > > Or even best for everyone. > > > > >> I often "evolve" my commandlines (I commonly use > one that's 500+ > >> characters long) and if I don't start with a cat > I often wish I did:-/ > > > > I can't think of a single instance of needing to > 'cat | somethingelse' > > unless 'somethingelse' doesn't accept STDIN unless > explicitly told > > to. I could obviously be missing some corner case > or just be ill > > educated? :) > > cat /var/log/messages | grep > is more easily changed to include another file > cat /var/log/messages{.0,} | grep > than > grep cat /var/log/messages > to > grep -h cat /var/log/messages{.0,} | grep -h > Note, I'm often typing through a modem and have to > contend with > unpredictable response times. > > Even worse is changing to include compressed files: > (gunzip -dc /var/log/messages.{4,3,2,1}.gz;cat > /var/log/messages{.0,})\ > | grep > does zcat for looking at compressed files work on linux? i know it use to work on HP-UX a while back. instead of uncompressing the file and then reading it. I have not used it for a while so dont hold me to it. > > I need to do this kind of thing fairly often. > > > -- > > Cheers > John > > -- spambait > 1aaaaaaa at coco.merseine.nu > Z1aaaaaaa at coco.merseine.nu > > Please do not reply off-list > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > Steven "On the side of the software box, in the 'System Requirements' section, it said 'Requires Windows or better'. So I installed Linux."