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By sourcing your setup.bash file, you are adding several environment variables that ROS needs in order to work. Some more information can be found in this related question: what does source command actually do

Hope that clears things up a bit.

By sourcing your setup.bash file, you are adding several environment variables that ROS needs in order to work. Some more information can be found in this related question: questions:

what does source command actually do

whats the meaning of the command source ...

Hope that clears things up a bit.

By sourcing your setup.bash file, you are adding several environment variables that ROS needs in order to work. Some more information can be found in this these related questions:

what does source command actually do

whats the meaning of the command source ...

Hope that clears things up a bit.