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How to create & test a Publisher in ROS2 (Python)

by Bayode Aderinola | Jan 14, 2019 | ROS2 Tutorials

Hello ROS developers! In this post lets' see how to create and test a publisher in ROS2 using Python (rclpy). I break it down into "5 easy steps", let's see one by one: Create a Python-based package in ROS2. Create the python code for your publisher. Edit package.xml....

[ROS Q&A] 174 – How to extract the middle data from LaserScan ranges

by Alberto Ezquerro | Jan 11, 2019 | ROS Q&A

In this video we're going to show you how to extract the middle data from a LaserScan message ranges value, using a very simple Python example. https://youtu.be/RcHgpHPR8uE RELATED ROS RESOURCES&LINKS: ROS Development Studio (ROSDS) Robot Ignite Academy ---...

[ROS Q&A] 173 – How to create Launch Files in ROS2

by Alberto Ezquerro | Dec 27, 2018 | ROS Q&A, ROS2 Tutorials

In this video we're going to show you how to create launch files in ROS2, compared with how we did for ROS1. RELATED ROS RESOURCES&LINKS: ROS Development Studio (ROSDS) ---▸ http://rosds.online Robot Ignite Academy --▸ https://www.robotigniteacademy.com Enjoy...

[ROS in 5 mins] 057 – How to publish the position of a robot using TransformBroadcaster in python

by Ruben Alves | Dec 24, 2018 | ROS Tutorials

Hello ROS Developers, welcome to this new post on the "ROS In 5 Minutes" series! In this post we are going to see how to publish the position of a robot with Python using the TransformBroadcaster. For that we are going to use Robot Ignite Academy, which is the best...

ROS2 vs ROS1? Or more like ROS2 + ROS1?

by Miguel Angel | Dec 21, 2018 | ROS Q&A, ROS2 Tutorials

This 14th of December of 2018, ROS2 Crystal Clemmys was released officially. It's a very important step due to the fact that it adds enough new functionality versus its prior older brother ROS2 Bouncy Bolson to be a real option to consider to make the jump from ROS to...