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2023-02-10 03:04:55 -0500 commented question What is ament_python?

Yes, I found those too. But I think this is not relevant since ament is not used as build tool anymore.

2023-02-10 03:03:56 -0500 marked best answer What is ament_python?

I was trying to create some documentation for ament_python. But I don't even know where to start. It does not seem to be a package. There is no entry in https://index.ros.org/search/?term=am.... There is this abandoned repo: https://github.com/ament/ament_python But it must be defined somewhere, because it can be defined as build_type, right?

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2023-02-10 03:03:53 -0500 answered a question What is ament_python?

I think I found it: https://github.com/colcon/colcon-ros/blob/master/colcon_ros/task/ament_python/build.py

2023-02-09 09:12:35 -0500 edited question What is ament_python?

What is ament_python? I was trying to create some documentation for ament_python. But I don't even know where to start.

2023-02-09 09:12:18 -0500 asked a question What is ament_python?

What is ament_python? I was trying to create some documentation for ament_python. But I don't even know where to start.

2022-11-24 12:04:06 -0500 commented answer NAV2 Getting Started Example error

Glad to hear that. Could you please click the tick next to my answer, then.

2022-11-24 08:57:54 -0500 commented answer We want to use the custom messages defined in different package and we don't understand what will be the "your_program" part in the line we have to add in CMakeList.txt

What error do you get?

2022-11-24 08:55:59 -0500 edited answer libhector_gazebo_ros_imu doesn't like namespaces

The libhector_gazebo_ros_imu.so seems to have no frameId parameter, according to http://wiki.ros.org/hector_gazebo_plugi

2022-11-24 08:55:47 -0500 commented answer libhector_gazebo_ros_imu doesn't like namespaces

What happens if you set robotNamespace, thought?

2022-11-24 08:54:41 -0500 edited answer libhector_gazebo_ros_imu doesn't like namespaces

The libhector_gazebo_ros_imu.so seems to have no frameId parameter, according to http://wiki.ros.org/hector_gazebo_plugi

2022-11-24 03:57:28 -0500 commented answer We want to use the custom messages defined in different package and we don't understand what will be the "your_program" part in the line we have to add in CMakeList.txt

In the CMakeLists.txt of your package trans_ft, is a line that looks something like this find_package(catkin REQUIR

2022-11-24 01:10:31 -0500 answered a question libhector_gazebo_ros_imu doesn't like namespaces

The libhector_gazebo_ros_imu.so seems to have no frameId parameter, according to http://wiki.ros.org/hector_gazebo_plugi

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2022-11-23 17:41:09 -0500 commented question move base is crashing when trying to publish goal from custom global planner

We please need more information. Do you get any error message? Otherwise I'd say it is a problem in your plugin 😜

2022-11-23 17:34:51 -0500 answered a question NAV2 Getting Started Example error

There is no need to rush to rviz to set the pose. You can do this whenever you want. It seems like gazebo is not starti

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2022-11-23 16:56:33 -0500 edited answer We want to use the custom messages defined in different package and we don't understand what will be the "your_program" part in the line we have to add in CMakeList.txt

You would need this line only if you want to use that message in a part of ros_openpose. For example if you had a binary

2022-11-23 16:44:06 -0500 answered a question We want to use the custom messages defined in different package and we don't understand what will be the "your_program" part in the line we have to add in CMakeList.txt

In this case your_programm will be ros_openpose. And this line is in the CMakeLists.txt of trans_ft, right? That should

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2022-11-23 16:39:19 -0500 commented question libhector_gazebo_ros_imu doesn't like namespaces

How do you include the macro? Can you show the xacro where it is used?

2022-11-23 16:32:11 -0500 asked a question Does ament_python package need rosdeps?

Does ament_python package need rosdeps? When I make a pure python package that uses ament_python as build tool, then it

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2022-10-11 15:43:11 -0500 commented answer Map is rotating with the robot

could you maybe post the output of rosrun tf view_frames

2022-10-11 15:41:51 -0500 commented answer Map is rotating with the robot

just to be clear, the arrow x->y indicates a transformation of frame y in terms of x. Saying where y is within x. Not

2022-10-11 15:41:47 -0500 edited answer Map is rotating with the robot

Hi. I think what's happening is that gmapping gives the transformation from map -> odom, as it should. But if you the

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2022-10-09 16:22:16 -0500 answered a question Map is rotating with the robot

Hi. I think what's happening is that gmapping gives the transformation from map -> odom, as it should. But if you the

2022-10-09 16:11:39 -0500 edited question Undefined reference to rosidl_typesupport_c__get_message_type support_handle__std_msgs__msg__Int32

undefined reference to `rosidl_typesupport_c__get_message_type_support_handle__std_msgs__msg__Int32' Hi, I am compiling

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2021-04-17 09:17:50 -0500 commented answer std_msgs::string compare in a callback cpp node

yeah, that is probably a little confusing: An object of std_msgs::String has one member, thats called data and is of typ

2021-04-17 09:16:30 -0500 commented answer std_msgs::string compare in a callback cpp node

yeah, that is probably a little confusing: An object of std_msgs::String has one member, thats called data and is of typ

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2021-04-17 08:56:46 -0500 answered a question std_msgs::string compare in a callback cpp node

your code compares the pointers of the strings. These are different, because those are two unique strings. If you want t

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2021-04-14 03:46:29 -0500 answered a question How do I manually control/jog a robot arm with MoveIt using ROSPY?

Another option would be moveit servo: https://ros-planning.github.io/moveit_tutorials/doc/realtime_servo/realtime_servo_

2021-04-14 03:40:14 -0500 commented answer Methods of visualization_msgs/MarkerArray.

cool, happy that it helped. Can you please click the checkbox next to the answer then.

2021-04-09 04:01:13 -0500 commented answer Methods of visualization_msgs/MarkerArray.

Okay, sorry. Anything that is defined as an array in the msg file (like Marker[] markers here) will be converted to a st

2021-04-09 04:00:51 -0500 commented answer Methods of visualization_msgs/MarkerArray.

Okay, sorry. Anything that is defined as an array in the msg file (like Marker[] markers here) will be converted to a st

2021-04-09 02:39:28 -0500 commented answer Methods of visualization_msgs/MarkerArray.

That's probably because they do not have methods. These message types, as all ROS message types, are only containers for