[ROS in 5 mins] 005 - What is a ROS Node?

Let's see what is a ROS node in just 5 minutes. Let's see how to launch a ROS node, what a ROS node does and some commands to get basic and extended information about ROS nodes:
* rosnode list
* rosnode info

If you are a ROS beginner and want to learn ROS basics fast, we recommend you take any of the following courses on Robot Ignite Academy:

ROS Basics In 5 Days (Python) - http://www.theconstructsim.com/construct-learn-develop-robots-using-ros/robotigniteacademy_learnros/ros-courses-library/ros-basics-in-5-days/
ROS Basics In 5 Days (C++) - http://www.theconstructsim.com/construct-learn-develop-robots-using-ros/robotigniteacademy_learnros/ros-courses-library/ros-courses-ros-basics-in-5-days-c/

Let's go!

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Links mentioned in the video:
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ROS Development Studio (RDS), used for the demonstration: http://www.theconstructsim.com/rds-ros-development-studio/
Robot Ignite Academy, the place to learn to program robots using only a web browser: http://www.theconstructsim.com/construct-learn-develop-robots-using-ros/robotigniteacademy_learnros/
Video about what 'roscore' is - https://youtu.be/ZaSW9TMc24Y
ROS Developers Conference - http://www.theconstructsim.com/ros-developers-online-conference-2018-rdc-worldwide/
More about ROS nodesfrom ROS Wiki: http://wiki.ros.org/Nodes

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