> how to update part of site.
> example :
> i m already get all site with this command,
> httrack <http://dev.cachak.com/> -O
> /home/cachak/website
> 
> how to update only site <http://dev.cachak.com> (only
> this,not include all direktory under this) and
> update part <http://dev.cachak.com/news/> (plus
> direktory under this like
> <http://dev.cachak.com/news/2005/>)


You can not update selective parts of an existing project.  HTTrack has to
scan through and check everything.