ROS Commands
Launch rosbridge server:
ros2 launch rosbridge_server rosbridge_websocket_launch.xml
Publish a message on a certain topic:
ros2 topic pub /my_topic std_msgs/String "data: Hello world"
Record all topics to a rosbag called “cerebra”:
ros2 bag record -a -o cerebra
Record certain topics to a rosbag:
Remove messages older than an hour inside a rosbag: