http://www.ros.org/wiki/ROS/YAMLCommandLine#Command-line_and_negative_numbers

On Thu, Jul 22, 2010 at 3:52 PM, Travis Deyle <beambot@gmail.com> wrote:
> It seems that rosservice does not support negative arguments:
>
> rosservice call /robotis/servo_right_tilt_moveangle -0.35 0.1 0
> Usage: rosservice call /service [args...]
>
> rosservice: error: no such option: -0
>
> Is there a work-around?
>
> --
>
> ~Travis Deyle
> PhD student @ Georgia Tech's Healthcare Robotics Lab
> Co-Founder www.Hizook.com -- Robotics News for Academics & Professionals
>
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