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2020-11-10 09:51:35 -0500 asked a question Fasrtps - Fatal Error Missing file ITopicPayload.h

Fasrtps - Fatal Error Missing file ITopicPayload.h --- stderr: rmw_fastrtps_shared_cpp In file included from /home/luen

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2018-03-28 10:17:09 -0500 asked a question orbbec astra S gmapping map update very slow

orbbec astra S gmapping map update very slow I would like to find out if anyone encountered this problem and also what

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2018-02-06 06:21:16 -0500 asked a question move_base/status

move_base/status I have imported a map and has run the Move_base package and all the necessary packages. I have however

2018-02-05 21:18:53 -0500 answered a question robot_state_publisher link publish frequency not consistent

I have encountered the the rate is 10000 Hz using robot_state any idea what is the problem.

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2016-10-06 20:38:00 -0500 answered a question rostful installation and example

I am trying to learn how to use rostful from this site https://github.com/benkehoe/rostful and https://github.com/asmodehn/rostful-e...

however for the first site, I could not figure out how to start the rostful. For the 2nd site I can start but it could find the launch file at the rostful directory.

Thank you

2016-10-06 09:09:01 -0500 asked a question rostful installation and example

I would like to find out how to use and install rostful. I follow the one on the ROs site but encountered error.

Thank you


EDIT

I am trying to learn how to use rostful from this site https://github.com/benkehoe/rostful and https://github.com/asmodehn/rostful-e...

however for the first site, I could not figure out how to start the rostful. For the 2nd site I can start but it could find the launch file at the rostful directory.

Thank you

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2015-10-26 04:10:26 -0500 asked a question ROS node to access TCP/IP sensor data

I would like to find out how to write a new node to access TCP/IP sensor.

Thank you and best regards Edwin

2015-09-25 21:34:10 -0500 commented answer how to write a thread in ROS

Thank you i will try it out

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2015-09-21 09:17:28 -0500 asked a question is /1234 a valid topic name

I would like to know if /1234 a valid topic name ? Any where mention the requirement of topic name ? Thank you Edwin

2015-09-21 08:59:43 -0500 asked a question how to write a thread in ROS

I would like to know how to write a async thread in ROS. An example would be greatly appreciated. Edwin

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2014-02-27 13:48:01 -0500 answered a question tf/tutorials/adding a frame

Ok I have solve the problem...

2014-02-26 21:22:33 -0500 asked a question tf/tutorials/adding a frame

After I run the problem, all I can see and do is to move turtle1 turtle2 is always stationary no matter where I moved my turtle1. Is there anything I miss doing ? I am running in groovy. Thank you Edwin

2014-02-26 20:56:10 -0500 answered a question Problem with tf/Tutorials/Adding a frame (Python)

I have done that but my turtle2 does not move just idle there. What's the problem Edwin

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2013-11-29 01:12:18 -0500 asked a question I would like to know if the is ROS stack for Darwin-OP

I would like to know if the is ROS stack for Darwin-OP for Groovy

Thank you