On 08/15/2011 03:47 PM, Sam Hart wrote: > On Mon, Aug 15, 2011 at 6:22 PM, Jameson Williams > <[email protected]> wrote: >> I haven't been able to get this one yet. >> >> Challenge: A one-line statement (pipes okay, but explicit loops not) >> that empties all found files (as for debugging with /var/log, perse). >> >> This is close, but has a loop: >> >> find -type f | while read file; do :>$file; done >> >> This seems like it might work, but doesn't: >> >> find -type f -exec cat /dev/null \> {} \; > Seems like a silly question as there's *no* way to technically avoid > loops (even if you're not doing it in your line, the underlying code > is using a loop), but I'd probably use xargs and truncate: > > ls | xargs truncate --size=0 > > Use find instead of ls if you want something more fancy like > recursion. Might be pretty fun to do as root on / :-) > > ---Sam Technically true regarding loops, although I feel they cheapen the aesthetic appeal of the one-liner. :-) I hadn't encountered truncate, that works great!
Thanks, Jameson _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
