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[ROS Q&A] 127 – How to stop robot if /cmd_vel doesn’t receive any message

by Alberto Ezquerro | Jun 2, 2018 | ROS Q&A

In this video we are going to see how to create a Python script that stops a robot if no message is received in the /cmd_vel topic after a certain period of time. https://youtu.be/8m0QFlX38k0 This is a video trying to answer the following question posted at the ROS...

[ROS Projects] OpenAI with Hopper Robot in Gazebo Step-by-Step

by Miguel Angel | Jun 1, 2018 | Robotics with ROS

In this series, we are going to show you how to build a hopper robot in ROS and make it learn to hop using reinforcement learning algorithm. The hopper robot simulation has been built in the last post. In case you didn't follow it, you can find the post here. Part 1...

RDP 014: Using MATLAB with ROS with Sebastian Castro

by Ricardo Tellez | May 30, 2018 | ROS Developers Podcast

In this podcast we are going to learn how to integrate MATLAB code with ROS code to provide access to your robot to powerful mathematical libraries. Included in the podcast: What is MATLAB and Simulink What is the idea behind usingMATLAB with ROS How does...

[ROS Q&A] 126 – How to configure the differential drive ROS controller

by Ricardo Tellez | May 28, 2018 | ROS Q&A

In this video we are going to see how to configure the differential drive ROS controller for a wheeled robot using a Gazebo simulation. This is a video trying to answer the question of Jaime posted at the ROS answers forum about how he cannot make the...

How to Become a Robotics Developer

by Ricardo Tellez | May 26, 2018 | Robotics with ROS

Updated: June 6, 2025 Robotics needs developers! Robotics needs software engineers and software developers. A lot of them. This article is for software developers who have never considered programming for robots. In this article, we discuss the following: Reasons why...