apt的话，只要你第一次安装成功了，第二次输入同一命令一般不会有什么变动。
No, it's not working. Above I have said,it's just right this conmand "set ip link set can0 type can bitrate 500000" causes the error occurrence---"cannot find device can0". ros-melodic Share Improve this question Follow asked Nov 4, 2019 at 5:23 roslearner Add a comment 1...