On Thu, 2009-05-14 at 20:29 -0300, tyler wrote: > Dotan Cohen <dotanco...@gmail.com> writes: > > > I am using a Debian-based distro (Ubuntu). Often I need to use the > > output of one terminal command as the input for another. A classic > > example is the which command: > > $ which firefox > > /usr/bin/firefox > > $ > > This may be a stupid question, but what's the difference between firefox > and $(which firefox)? They both run the first executable named firefox > in your path, don't they? > > Tyler > > -- > What is wanted is not the will to believe, but the will to find out, > which is the exact opposite. --Bertrand Russell > >
Which doesn't return shell builtins. For example: $ which test /usr/bin/test But if you actually run test (in bash at least), it's the shell's built in version, not /usr/bin/test. PaulNM
