roscore roscore is a collection of nodes and programs that are pre-requisites of a ROS-based system. You must have a roscore running in order for ROS
install ros2(humble) locale # check for UTF-8 apt update && apt install locales locale-gen en_US en_US.UTF-8 update-locale LC_ALL=en_US.UTF-8 LANG=en
Revolute Joint 又称铰链,可将原点和框架的指定轴保持在一起,并允许围绕该共同轴线自由旋转。 Drive Joint会使用Drive提供的内部力,进行旋转。 force = stiffness * (position - targetposition) + damping * (velo