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ROS Essentials (Installation (Install the VM using the latest VMware…

- - - - navigate to src directory: cd ~/catkin_ws/src
      - clone from the repo: git clone https://github.com/udacity/simple_arm_01.git simple_arm
      - go to the top level directory: cd ~/catkin_ws
      - build the workspace: catkin_make
      - if I see errors of missing packages install them using apt-get
      - for example i get that controller_manager is missing then
        sudo apt-get install ros-kinetic-controller-manager
        and then
        catking_make
    - - navigate to the src directory: cd ~/catkin_ws/src
      - create a catkin package:
        catkin_create_pkg <your_package_name> [dependency1 dependency2 …]
      - By convention, package names are lowercase
      - Navigating inside our newly created package reveals that it contains just two files, CMakeLists.txt and package.xml
    - - scripts (python executables)
      - src (C++ source files)
      - msg (for custom message definitions)
      - srv (for service message definitions)
      - include -> headers/libraries that are needed as dependencies
      - config -> configuration files
      - launch -> provide a more automated way of starting nodes
      - urdf (Universal Robot Description Files)
      - meshes (CAD files in .dae (Collada) or .stl (STereoLithography) format)
      - worlds (XML like files that are used for Gazebo simulation environments)