On Thu, Jul 15, 2010 at 4:21 AM, Arkapravo Bhaumik wrote: > Does ROS have a typical 'Hello World' type of program ? (i.e. A benchmark > beginners program, used to see if everything is working right (or not ! )) hi Arkapravo, Try one of these tutorials: * http://www.ros.org/wiki/ROS/Tutorials/WritingPublisherSubscriber%28python%29 * http://www.ros.org/wiki/ROS/Tutorials/WritingPublisherSubscriber%28c%2B%2B%29 brian.