Topics vs Services vs Actions - Uvic-Robotics-Club/uvic-rover-2027 GitHub Wiki
| Topics | Services | Actions | |
|---|---|---|---|
| Pattern | Continuous Stream | One-time request/response | Long-running task with feedback |
| Use case | Sensor data, camera feed, commands | Triggering actions, Querying state | Navigate to position, move arm |
| Cancellable | No | No | Yes |
| Feedback | Continuous | None | Continuous during execution |
For a more detailed explanation, refer to this: