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[ROS Q&A] 097 – How can I represent a snake robot with many identical segmens in SDF?

by Miguel Angel | Jan 19, 2018 | ROS Q&A

The best way to represent a snake is not SDF but XACRO: http://answers.gazebosim.org/question/16715/how-can-i-represent-a-anake-robot-with-many-identical-segmens-in-sdf/ Q:How can I represent a anake robot with many identical segmens in SDF? A: SDFs for multipart...

How To Build A Robotics MOOC Based On ROS

by Ricardo Tellez | Jan 18, 2018 | Robotics with ROS, ROS Q&A

Many people would like to teach a MOOC about robotics, however the preparation of it can be very long, specially if one wants to provide on the course something more than just a list of facts and concepts. If the course is based on ROS, the teacher will have access to...

[ROS Q&A] 096 – How to publish negative values from command line

by Marco Arruda | Jan 18, 2018 | ROS Q&A

Q: How to publish negative values from command line ? A: Basically, there are two problems. The kind of message and the way the command is being used. ROS Q&A Forum:...

[ROS Q&A] 095 – Controlling right and left wheels using ROS

by Alberto Ezquerro | Jan 17, 2018 | ROS Q&A

In this video I will answering the following question asked in ROS Answers: https://answers.ros.org/question/279465/controling-right-and-left-wheels-using-ros/ https://youtu.be/xNkAhtJnOME

[ROS Q&A] 094 – Visualising the real time trajectory path using markers

by Ruben Alves | Jan 16, 2018 | ROS Q&A

In this video we show you how to see your own Marker in RViz. The code used is detailed in the question (https://answers.ros.org/question/279558/visualising-the-real-time-trajectory-path-using-markers/) Q: How to see my Marker in RViz A: The marker was working. In...