Viewing profile — rmattes
rmattes
HN member- Joined
- Thu, Mar 06, 2014, 3:27 AM UTC
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About rmattes
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Recent public activity
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Comment #22578826
It would be triangulation if the system was measuring the arrival angles of the incoming signals. If the system relying solely on arrival time differences, it's likely doing someth…
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Comment #22071239
If you're into this stuff and ever in the Seattle area I recommend visiting the Naval Undersea Museum in Keyport. They have a good collection of torpedoes on display, including a J…
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Comment #21441175
There is an implementation of rust bindings for ROS 2: https://discourse.ros.org/t/announcing-rust-bindings-for-ros... https://github.com/ros2-rust/ros2_rust It looks like they cou…
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Comment #21441121
catkin packages are just CMake projects, and you can use find_package to discover them without making your module into a catkin package. I've written a few drivers this way without…
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Comment #21438502
Why haven't I tried ROS on Windows? I never really had the need to, I primarily use Linux at home and work. I did briefly evaluate ROS 2 (ardent) on Windows at my previous job. It …
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Comment #21437804
I've never tried it, so I don't know how easy it is, but there has been a lot of work recently to improve ROS on Windows: https://microsoft.github.io/Win-RoS-Landing-Page/
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Comment #18207902
If you're not looking for a full size rack, I like the Hammond Manufacturing RCH series. They come in several heights and depths, and you can add locking doors and casters.
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Comment #17925877
ROS runs on Mac, and ROS 2 adds Windows support.
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Comment #17569341
The 'assertion-evidence' approach to creating slides focuses on for keeping text to a minimum and using pictures and other visual aids to support your message. They emphasized it i…
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Comment #16529840
The 90s wasn't exactly the stone age, there was plenty of self-driving vehicle work taking place. For example: https://www.smithsonianmag.com/history/the-national-automate...
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Comment #13399453
Sure, but even then, I think his point is still applicable. It's urllib2 and requests, not urllib2 and requests and 20 other libraries. The fact that an inferior library is being k…
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Comment #13399420
I don't think he's arguing that the language designers are the ones that need to be curating crates, he just brought up Python as an example of some sort of curation happening in a…
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Comment #13399251
Thanks for taking the time to write that out. My intention wasn't to call you out specifically, it's just that I see a similar sentiment expressed almost every time Fedora is menti…
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Comment #13396825
If you can't definitively prove that a class of changes won't break things, then you probably have to treat that class of changes as breaking and version accordingly, no?
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Comment #13382304
That's an interesting point. If you're using a language that adds more rules to the API compatibility than the language that a module is released in, it's probably not possible to …
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Comment #13382126
So it sounds like you're trying to quantify the runtime stability of a library with the risk metric: e.g. if I update this package, what are the chances that the foobaz function I'…
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Comment #13379297
What do you mean by risk? How would you quantify it? As I understand it, all semver is trying to tell you is when backwards-compatible changes happen, and when backwards-incompatib…
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Comment #13378451
I think another good example would be the craft beer industry. The brewers association directory[1] lists around 200 regional and large breweries in the US, and somewhere around 50…
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Comment #13347313
> Don't get me started on Fedora/CentOS/RedHat. yum/rpm is just horrible if you've used nearly anything else. Your experience may support such a statement, but without any context …
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Comment #13346963
> If you do actually need to develop for Linux, I would suggest something with a rolling release model, otherwise it won't be long before you'll need to start compiling things from…
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Comment #13080905
> Tesla is probably well ahead on that game and Uber will either need to partner or buy an existing car company. Tesla may have been working on it longer commercially, but Uber did…