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2021-12-14 10:30:19 -0500 commented question How to check if there is obstacle on path

I think the information would need to be provided either directly by the cost map node or another node that always polls

2021-11-02 09:35:34 -0500 commented answer How to communicate between Siemens PLC and ROS

Hey @Arun_kumar, I just wrote you an eMail with a tutorial to get an support for you in regards our SIMATIC products wi

2021-11-01 09:33:47 -0500 received badge  Popular Question (source)
2021-10-30 05:02:05 -0500 commented answer How to communicate between Siemens PLC and ROS

As custom TCP/IP interfaces is sadly not that easily flexible, there might be some other alternatives based on other SIM

2021-10-30 05:00:52 -0500 commented answer How to communicate between Siemens PLC and ROS

As custom TCP/IP interfaces is sadly not that easily flexible, there might be some other alternatives based on other SIM

2021-10-30 04:51:35 -0500 commented answer How to communicate between Siemens PLC and ROS

Hey @Arun_kumar, Thank you for specifying your requirement. A S7-1200 PLC is to the best of my knowledge sufficient to

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2021-10-29 16:15:18 -0500 answered a question How to communicate between Siemens PLC and ROS

Hey there, Depends on what you need. The CP card from the GitHub above is one way to do it with Profinet. Depending on

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2021-09-24 07:36:17 -0500 commented answer [ros2][galactic]Shutdown node when log level is ERROR or FATAL

If you think about getting feedback of your node maybe think about parsing it into an action server. With a special erro

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2021-09-24 01:47:29 -0500 commented answer [ros2][galactic]Shutdown node when log level is ERROR or FATAL

This gives me the idea that one should not use logging output for reacting to error handling: https://autowarefoundation

2021-09-23 15:35:05 -0500 commented question Looking for recommendation for a commercially available unmanned surface (water) vehicle that is compatible with open-source software

This is underwater, but maybe worth checking out..: https://www.bluerobotics.com/ I did not find any other agv on the wi

2021-09-23 15:28:52 -0500 commented answer Why to use std::bind to declare the callback function

"You don't" implies that it's bad to use std::bind. There are a couple of packages I have seen that regulary use std::bi

2021-09-23 15:25:51 -0500 commented question ROS2 galactic nodes can't communicate through docker container border

if Fast-RTPS suits your need better.. Keep in your mind that switching the DDS is pretty straight forward! See this grea

2021-09-23 15:21:59 -0500 commented question How to check if there is obstacle on path

Really cool question! Maybe consider writing such a function your self if it would not already be included in nav2. Of

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2021-09-23 15:12:26 -0500 commented answer ROS2 launch external (non ROS) program

please consider ticking the answer to be correct if it has solved your problem.

2021-09-23 15:12:06 -0500 commented answer ROS2 launch external (non ROS) program

please consider ticking the answer to be correct if it hase solved your problem.

2021-09-23 15:09:41 -0500 answered a question How to visualize real time data in react JS?

For ROS2 I would recommend https://github.com/RobotWebTools/rclnodejs For ROS1 melodic.. Maybe a ros-webbridge? It deliv

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2021-09-23 15:03:32 -0500 commented answer How can I kill a ros2 node with rclpy?

please consider adding this comment as own answer and tick it as the correct one. Or use mine to show others that this p

2021-09-23 15:00:46 -0500 answered a question [ros2][galactic]Shutdown node when log level is ERROR or FATAL

For something like this a LifeCycle node would fit quite perfect. The node is written in Cpp but only uses a standard rc

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2021-09-21 11:00:55 -0500 edited question Multithreaded Executor needed for use with another std::thread?

Multithreaded Executor needed for use with another std::thread? Hey there, I have a small service server node that also

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2021-09-21 09:37:50 -0500 commented question Linking to lib is using -lmylib instead of ws/install/pkg/lib/mylib.so

Hmm.. Actually I found in myLibTargets-noconfig.cmake this: # Import target "inotify-cpp::inotify-cpp-shared" for conf

2021-09-21 09:36:28 -0500 commented question Linking to lib is using -lmylib instead of ws/install/pkg/lib/mylib.so

Hmm.. Actually I found in myLibTargets-noconfig.cmake this: # Import target "inotify-cpp::inotify-cpp-shared" for conf

2021-09-21 09:35:51 -0500 commented question Linking to lib is using -lmylib instead of ws/install/pkg/lib/mylib.so

Hmm.. Actually I found in myLibTargets-noconfig.cmake this: # Import target "inotify-cpp::inotify-cpp-shared" for conf

2021-09-21 09:20:08 -0500 asked a question Multithreaded Executor needed for use with another std::thread?

Multithreaded Executor needed for use with another std::thread? Hey there, I have a small service server node that also

2021-09-21 05:06:21 -0500 commented question Linking to lib is using -lmylib instead of ws/install/pkg/lib/mylib.so

I somehow found my root problem: target_link_libraries(${PROJECT_NAME}_node ${lib_foo_LIBRARIES}) As there is only a n

2021-09-21 02:29:49 -0500 commented question Linking to lib is using -lmylib instead of ws/install/pkg/lib/mylib.so

But of course, I would like to know what small little detail I‘m missing to make it right. If feels like I‘m just one st

2021-09-21 02:26:30 -0500 commented question Linking to lib is using -lmylib instead of ws/install/pkg/lib/mylib.so

Hey there, That‘s a really good question. I somehow expected that I only can use a ros-packaged library. Are there any

2021-09-20 19:47:31 -0500 asked a question Linking to lib is using -lmylib instead of ws/install/pkg/lib/mylib.so

Linking to lib is using -lmylib instead of ws/install/pkg/lib/mylib.so Hello there, I need help regarding linking of a

2021-09-19 10:50:38 -0500 answered a question How can I kill a ros2 node with rclpy?

You are correct, LifeCycle Nodes are only cpp and would be a nicer implementation. The node in this case would never be

2021-09-19 10:24:12 -0500 answered a question List sourced workspaces

I don't know why you need to know how many workspaces are sourced? To give you a bit of a background knowledge from my

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2021-09-19 10:17:09 -0500 answered a question Setting use_sim_time globally across all ROS2 nodes

You could be interested in the RewrittenYaml function from navigation2. Check this conversation out to learn more about

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2021-09-19 10:10:06 -0500 asked a question equivalent of rclpy executor.create_task() in rclcpp?

equivalent of rclpy executor.create_task() in rclcpp? In rclpy I can add a task to an executor by calling the method cre

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2021-09-11 15:54:14 -0500 commented answer Threads when using ros2 and python

https://github.com/ros2/examples/blob/master/rclpy/executors/examples_rclpy_executors/callback_group.py