[ROS Q&A] 091 – Python variable scope problem

[ROS Q&A] 090 – Get Nodes Names with code

In this video I will show you how to a list of the nodes names in a ROS system (just as ‘rosnode list‘ does), using a very simple Python Script.

[ROS Q&A] 089 – Have a Turtlebot 3 simulation running in 5 minutes with RDS v2.0

In this video I will show you how to have a Turtlebot 3 simulation in Gazebo with ROS running in a few minutes, by using any type of computer and requiring no ROS nor Gazebo installation. 

Develop for Turtlebot 3 with any type of computer.

* Turtlebot 3 manual: http://emanual.robotis.com/docs/en/platform/turtlebot3/simulation/#gazebo-3d
* ROS Development Studio: rds.theconstructsim.com

[ROS Q&A] 088 – How to add trajectory path in RViz

In this tutorial, you will learn how to add a trajectory path in RVIZ when you using a mapping system.

You can check the answer in this following tutorial:

[ROS Q&A] 087 – ROS CPP Unit Testing

Repository: https://bitbucket.org/marcoarruda/ros_gtest

Blog post: https://www.theconstruct.ai/ros-package-testing-part-1/

References: https://answers.ros.org/questions/scope:all/sort:activity-desc/page:1/query:ros%20tests%20cpp/

RDS: https://rds.theconstructsim.com