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## Problem
I run the command ros_cross_compile . --arch aarch64 --os ubuntu --rosdistro galactic and I get the error:
```
ERROR:Docker Client:Error building Docker image. The follow error was cau…
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1) The command `ros2 topic hz /robot0/front_cam/rgb` does not return any info (even though I am getting images through it).
All the other topics report some data.
2) I am not able to sync the `/ro…
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I wonder how can I resize nav arrow with Navigator's optional?
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Hello,
Could you please explain the difference between loading the policy of **stage1_1.pth** and **no policy at all**? Is the stage1_1.pth some form of supervised learning?
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I'm using a modified version of the simulator that logs the xy coordinates of all patrol agents every second. The positions are logged from the patrol agent with id 0, from the PatrolAgent.xPos and pa…
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I'm struggling with some design decisions.
1. Relationship of rviz Panel and Display
As discussed at ROSCon, having multiple displays and a unique panel poses some challenges:
1. Do we want seve…
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The docker image currently on the site is 2GB compressed and 4.8GB uncompressed.
As far as docker images go, this is huge. I don't have time to work on this issue myself (although I'd be happy to a…
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Migrated from https://code.ros.org/trac/ros/ticket/3926
Reported by: kruset Owned by: kwc
Priority: minor
Attachment available: No
Last modified ago: May 2012
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A lot of text below, read …
130s updated
10 years ago
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The [first time build tutorial](https://space-ros.github.io/docs/rolling/Tutorials/First-Time-Building.html) is out of date and still refers to the initial Earthly prototype branch. This needs to be u…
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**What must be done**
We need a node that can publish messages, which are estimates of our current position and orientation as reported by Pozyx. The exact names and format of these messages has yet …