sudo apt-get install ros-$ROS_DISTRO-rosserial-python...
sudo vim .ignition/fuel/config.yaml将url: https://api.ignitionfuel.org改为url: https://api.ignitionrobotics.org...
到rqt_virtual_joy目录下cd /opt/ros/melodic/share/rqt_virtual_joy创建文件plugin.xmlsudo touch plugin.xml编辑文件plugin.xmlsudo vim plugin.xml填入以下内容<library path="src"> <class name="My Plugin" type="rqt_virtua...
解决方案:查看网卡:ifconfig -a存在,然后UP一下sudo ifconfig ens33 up 自动获取ipsudo dhclient -v...