On Example 1.1,
Would the command to stop the robot be
roslaunch publisher_example stop.launch
It is currently showing as
roslaunch publisher_example move.launch
Whenever you want to stop moving the robot, and in order to stop the program, just press Ctrl + C in the WebShell.
NOTE: You will notice that, even after stopping the program, the robot will still keep moving. In order to stop it, you will have to execute another command.
Now select WebShell #2 and execute the following command in order to stop the Kobuki robot.
Execute in WebShell #2
In :
roslaunch publisher_example move.launch