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2021-04-30 12:45:05 -0500 commented answer How to launch rviz2 using urdf like urdf_tutorial of ROS1.

I also needed to install ros-foxy-xacro package: sudo apt install ros-foxy-xacro

2021-04-30 12:44:12 -0500 commented answer How to launch rviz2 using urdf like urdf_tutorial of ROS1.

Additional information: You may also need to install ros-foxy-xacro package: sudo apt install ros-foxy-xacro

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2020-01-28 13:19:59 -0500 answered a question Can I call one .launch file from another .launch file?

I was interested in the same topic, so here is the relevant code from the husky_navigation package's move_base.launch fi

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2020-01-20 16:00:58 -0500 edited answer How do I create a callback-based actionlib client in python?

However there is nothing wrong with this answer I put here a minimal code example: client.send_goal(goal,

2020-01-20 15:59:18 -0500 answered a question How do I create a callback-based actionlib client in python?

However there is nothing wrong with this answer I put here a minimal code example: client.send_goal(CounterGoal(10),

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2019-12-21 17:04:53 -0500 answered a question remove old messages from topic

I skipped all the messages which are older than 1 second. Here are excerpts from a python class: def callback_laserscan