Viewing profile — softcactus
softcactus
HN member- Joined
- Thu, Jan 13, 2022, 5:38 PM UTC
- HN karma
- 430
- Public activity
- 180 items
- HN profile
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About softcactus
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Recent public activity
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Show HN: Inverse Kinematics in the Browser
I built a small web app as a way to teach myself inverse kinematics/controls concepts-- and to get more familiar with Rust and Web Assembly. My takeaways: - Redundant Inverse Kinem…
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Show HN: Inverse Kinematics in the Browser with Rust
I built a small web app as a way to teach myself inverse kinematics/controls concepts-- and to get more familiar with Rust and Web Assembly. My takeaways: - Redundant Inverse Kinem…
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Comment #34597193
They are actually pretty simple. Essentially you generate the Dijkstra values for an undirected graph (this can be a grid, navmesh, etc), then you create directed edges pointing fr…
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Comment #34491692
I am not sure why you are being downvoted. I have been doing a project with Homogeneous Transform Matrices recently and also assumed that this was "obvious" since the shear diagona…
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Comment #33220058
> I read that it took 16,000 88 flak shells to bring down one bomber. I infer the success of the flak was due simply to quantity. I am not trying to be pedantic, just wondering out…
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Comment #33217068
Sorry I worded my previous response poorly. > The 8.8cm german flak gun WAS a radar-guided AA gun. The Kommandogerat 40 was a rangefinder/computer, not a radar. It had the capabili…
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Comment #33216177
> I beg to differ. It was radar-guided anti-aircraft guns The 8.8cm german flak gun WAS a radar-guided AA gun. > and proximity fuzes for artillery shells The axis may not have had …
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Comment #33046841
My weight fluctuates pretty normally depending on my exercise level. When I'm actively lifting weights I am in a calorie surplus and usually end up a bit overweight. Losing weight …
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Comment #33041424
What does fgemm signify? Why did you set up a redirect to your own HN comments? Memory preservation?
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Comment #33041414
That's a good point, I decided to do some napkin math: Sanibel Island has 7,821 housing units at an average density of 454.6 per square mile. Median sales price of the homes in 202…
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Comment #33040895
Build up my savings to the point where I can live comfortably for 2+ years without a paycheck, or 4+ on a tight budget. DCA into ETFs with the leftovers. Buy a little bit more non-…
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Comment #33037919
Human brains are funny. Obviously the absurd part of all of this is people (literally) building their houses on the edge of the ocean and expecting this to not happen. However beca…
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Comment #33037800
Why is this redirect set up?
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Comment #33026814
Why does this read like Chuck Palahniuk
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Comment #32997579
I always interpreted this work as a satire of Ayn Randian style objectivism/exceptionalism. It's funny that in school we were taught that it was a criticism of communism/socialism …
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Comment #32997313
Yep. I am a junior engineer. I got a message on Linkedin, someone was offering me like $2k/week to take interviews/technical assessments for clients overseas. I asked if it was leg…
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Comment #32954423
I always wondered how their initial python web scraper was fast enough to index the entire internet on that old hardware, even given the small size of the internet at the time. I g…
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Comment #32927174
Politics and war aside, I think it's cool that the profile of the B-2/B-21 airframe closely resembles a falcon in a dive. The control scheme of the falcon is similar too. I wonder …
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Comment #32917885
That's a fair assessment. I don't think I have enough information to determine either way.
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Comment #32916728
Just finished reading through the whole thing. I am curious which part changed your opinion on him? I'll go through my thoughts: 1. I don't think whistleblower protection would hav…
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Comment #32915180
For anyone who thinks that Snowden is just a puppet of Russia, or that the CIA needs to walk a gray line to defend the US interests in the name of some global greater good: Do you …
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Comment #32915071
I read it more as him trying to point out an incongruence between American political discourse and the realities of American realpolitik. On the one hand you have Biden calling out…
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Comment #32900700
I think corporate taxation is the only way out of this mess. Tax the profits, take money out of the system. It makes extra sense given that most of this money was injected into the…
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Comment #32860994
I was making the underlying assumption that wealth has some correlation with intelligence (for someone who made money in tech at least) Tech bros need money to get height gainz -> …
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Comment #32860908
How would they know? Are you divulging the fact that your height is the result of a procedure on the first date? Also are we assuming that women prefer tall men because they want t…