What we are going to learn: How to send a message using Topic Publisher and Subscriber using Python To ensure stability, I’ll guide you through ROS2 Foxy on Ubuntu 20.04 system. I’ll be using Docker images for installation, but the process is similar to a local Ubuntu...
What we are going to learn Learn how to combine a Publisher, a Subscriber, and a Service in the same ROS2 Node List of resources used in this post Use this rosject: https://app.theconstructsim.com/l/5c13606c/ The Construct: https://app.theconstructsim.com/ ROS2...
In this video we are going to see why a user can’t access the message that he is publishing into a topic using a ROS Publisher. This is a video trying to answer the following question posted at the ROS answers forum:...
![[ROS Q&A] 128 – Can’t access messages of the ROS topic Publisher](https://www.theconstruct.ai/wp-content/uploads/2018/06/ROS-QA-128-Cant-access-messages-of-the-ROS-topic-Publisher.png)