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I will ignore this because it is an external link. 

 > I do not know what is indicated by the link '#opmanual_duckietown/dt-ops-appearance-specifications'.

laptop $ docker -H hostname.local start ros-picam

laptop $ docker -H hostname.local start joystick

laptop $ dts duckiebot keyboard_control hostname

laptop $ cd ~/your_favourite_repo

laptop $ wget https://raw.githubusercontent.com/duckietown/duckietown-visualodo/master/odometry_rviz_conf.rviz

laptop $ export ROS_MASTER_URI=http://hostname.local:11311/

laptop $ rosrun rviz rviz -d odometry_rviz_conf.rviz

laptop $ docker -H hostname.local run -it --net host --memory="800m" --memory-swap="1.8g" --privileged -v /data:/data --name feature_vo recksahr/feature-alignment-tests:master

laptop $ docker -H hostname.local run -it --net host --privileged -v /data:/data --name feature_vo recksahr/feature-alignment-tests:master

container $ cd catkin_ws

container $ catkin_make

container $ source devel/setup.bash

container $ rosservice call /hostname/inverse_kinematics_node/set_gain 0.5

container $ roslaunch duckietown_visualodo visual_odometry_node.launch veh:=hostname

laptop $ cd ~/[path_to_duckietown_software]/catkin_ws/src
laptop $ git clone https://github.com/duckietown/duckietown-visualodo.git
laptop $ cd ..
laptop $ catkin_make
laptop $ source devel/setup.bash

laptop $ roslaunch duckietown_visualodo visual_odometry_node.launch veh:=enbot

laptop $ rosbag play [direction_to_download]/offline_demo_vo.bag