一键安装ROS 鱼香ROS

wget http://fishros.com/install -O fishros && . fishros

ROS2的环境测试

分别打开两个终端，输入下面两个命令

ros2 run turtlesim turtlesim_node       # 启动乌龟GUI节点界面，乌龟可以在界面中运动
ros2 run turtlesim turtle_teleop_key    # 启动键盘控制节点，可以通过键盘控制乌龟运动

i can't run the first order

error like this:

(base) uavlab@uavlab:~$ ros2 run turtlesim turtlesim_node 
qt.qpa.xcb: could not connect to display localhost:10.0
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.

Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, xcb.

[ros2run]: Aborted

need 2 solve

下面的命令实现从计算机上卸载ROS2

sudo apt remove ~nros-humble-* && sudo apt autoremove

删除ROS2的存储库

sudo rm /etc/apt/sources.list.d/ros2.list
sudo apt update
sudo apt autoremove
# Consider upgrading for packages previously shadowed.
sudo apt upgrade