[ROS Q&A] 144 - What is the difference between ROS topics and messages?

In this video we are going to explain and show in a practical way the difference between ROS topics and messages.

We show two nodes running, one publishing to a given topic and another subscribing to this same topic. RQT graph is used to see the big picture of the environment.

// RELATED LINKS

▸ Original question: https://answers.ros.org/question/63511/what-is-the-difference-between-a-topic-and-a-message/
▸ ROS Development Studio (ROSDS): http://bit.ly/2v0HtKr
▸ Robot Ignite Academy: http://bit.ly/2v1QQcK
▸ ROS Basics Python: http://bit.ly/2v0Jc2a
▸ ROS Basics C++: http://bit.ly/2NSZrFK

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