sudo sh -c ‘echo “deb http://packages.ros.org/ros/ubuntu $(lsb_release -sc) main” > /etc/apt/sources.list.d/ros-latest.list’
sudo apt-key adv --keyserver ‘hkp://keyserver.ubuntu.com:80’ --recv-key C1CF6E31E6BADE8868B172B4F42ED6FBAB17C654
sudo apt-get update
sudo apt install ros-noetic-desktop-full
source /opt/ros/noetic/setup.bash
echo “source /opt/ros/noetic/setup.bash” >> ~/.bashrc source ~/.bashrc
source ~/.bashrc
roscore
rosrun turtlesim turtlesim_node
rosrun turtlesim turtle_teleop_key
`