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2022-10-26 08:56:12 -0500	commented answer	Ros with Labview: can see topics but no data The source distribution should be set under build specs in the project in Lv. There is a pdf file under the "Help" folde
2022-08-04 03:29:11 -0500	commented answer	Significance of ros::spinOnce() Seems like you only need spin for subscribers, not publishers: https://answers.ros.org/question/257361/what-is-the-actua
2022-03-25 06:42:54 -0500	commented question	Using launch files with hector_plugins GPS Any updates on this? I think the problem is not with the nodes in launch files, but rather related to GAZEBO_PLUGIN_PATH
2022-03-25 06:42:54 -0500	received badge	● Commentator
2022-03-17 07:12:58 -0500	commented answer	Robot moves forward in rviz and backward in gazebo So did you flip the base_link according to the base_footprint? Do you think this may cause problems later when navigati
2022-03-17 03:26:07 -0500	commented question	why is the coordinate in stage different with the coordinate in Rviz Same problem here. Any idea what causes this?
2020-03-31 03:40:34 -0500	commented answer	How to know Ring/Layer/Laser(/Color) from PointCloud2 I have a VLP-16 and a PointCloud2 extracted from it from velodyne_points topic. Inside the data I checked every 5th numb
2020-03-31 03:36:29 -0500	commented question	How to know Ring/Layer/Laser(/Color) from PointCloud2 Hi Cicilia, you said you can extract x,y,z coordinates in python. Could you help me understand how I can do that? Maybe
2019-08-28 04:46:04 -0500	received badge	● Famous Question (source)
2019-06-13 08:36:39 -0500	commented question	Example for sensor_msgs/Imu covariance matrix So I have this imu/gps --> VN200 by Vectornav. It prints out velocity uncertainty and position uncertainty each as a
2019-06-06 12:48:07 -0500	received badge	● Notable Question (source)
2019-06-06 02:56:54 -0500	received badge	● Popular Question (source)
2019-05-21 11:13:20 -0500	asked a question	Example for sensor_msgs/Imu covariance matrix Example for sensor_msgs/Imu covariance matrix Hello, I am having hard time understanding how to use the covariance matri
2019-05-21 11:12:24 -0500	asked a question	Example for sensor_msgs/Imu covariance matrix Example for sensor_msgs/Imu covariance matrix Hello, I am having hard time understanding how to use the covariance matri
2019-05-07 06:27:19 -0500	received badge	● Enthusiast
2019-04-26 07:10:00 -0500	commented question	VLP-16 scan registration using IMU/GPS Hello, have you found any answers to your questions? Thank you.
2019-01-23 07:10:55 -0500	commented answer	turtlebot is not moving with published messages on cmd_vel Ah ok, I solved my issue. I needed to publish to /cmd_vel_mux/input/navi topic instead of /cmd_vel.
2019-01-23 06:36:38 -0500	commented answer	turtlebot is not moving with published messages on cmd_vel Hello, I am having the same issue. Any solutions?
2019-01-23 06:36:16 -0500	received badge	● Supporter (source)
2019-01-10 02:52:01 -0500	commented answer	Return a value from a callback function I found this one: https://stackoverflow.com/questions/37373211/update-the-global-variable-in-rospy