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FPGAhacker

2,646 karma · joined January 14, 2018

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FPGAhacker··on Accepted and ghosted: interviewing for a leadership position at Stripe
Interviewing is a skill like any other. You have to practice to be good at it, and actual interviews are good practice.

But I wouldn’t go out and interview a lot unless I was planning or willing to leave.

But once a year it’s probably a good idea to do it to keep from getting rusty. It also helps keep a healthy perspective that you actually can change jobs if you wanted to.

FPGAhacker··on Update on Omicron
The Greek letter pronounced more like Kai. But, yes, the anglicized written form of the Greek letter looks like the anglicized written form of the Chinese leader’s name. And I agree, I’m sure it was skipped in the interest of not being antagonistic.
FPGAhacker··on Aphantasia
> I have aphantasia (when I'm awake) and visual imagery in my dreams that is sharper and more detailed than real life.

I'm not being snarky, but... how do you know? I mean, if you can't visualize when you are awake, how do you even know what you see/saw when you were dreaming?

FPGAhacker··on Aphantasia
So here is one potential discriminator. A person that can visualize sees something traumatizing. For example, witnessing someone being killed, or a gruesome accident on the highway. That person will repeatedly have flashbacks re-playing those images again and again. It's horrific.
FPGAhacker··on Aphantasia
For me the visualization loses precision in the periphery. And if I focus on one part of the house then switch to focus on another part and then return, things won’t be the same. It’s not stable.

So answering the question “how many windows” changes from moment to moment.

I’m not saying everyone is this way, but I am.

FPGAhacker··on Aphantasia
So you could multiply or divide two four digit numbers by visualizing them?

To me that is pretty incredible!

FPGAhacker··on Aphantasia
I think you nailed the important distinction of instability of visualization.

I think people that dont visualize much or at all get the wrong impression on the fidelity and stability of the ability to visualize.

FPGAhacker··on Aphantasia
I’m not doubting your friend, but that kind of mental visualization ability (doing arithmetic on visualized paper) has to be extremely rare. That is savant level capability. I would say that ability depends much more on short term memory capacity than anything else. I think the visualization aspect is incidental.
FPGAhacker··on MyHDL: Using Python as a hardware description and verification language
For rtl there doesn’t seem to be much reason to use things like hardcaml and chisel.

Testing is usually where the claimed advantage is. That and being open source.

But as you say, SV is all about testing and verification. But the tools are closed source and expensive.

I think the big win is the open source tooling that comes along with these efforts.

FPGAhacker··on British F-35B crash possibly caused by 'rain cover' left on during launch
In the US, defense spending is ~700 billion, whereas the level of social care spending is about ~3000 billion.

Given the relative effectiveness of US healthcare and education, vs the US military, I’d sooner call US social spending a racket.

FPGAhacker··on Functorio
It’s about supply chain management Routing and layout are tools you use in that management, but don’t mistake the tool for the problem it solves.
FPGAhacker··on Functorio
That’s an interesting take and I agree. I thought about it more like supply chain management, of which queues are a part.
FPGAhacker··on Advent of Code 2021
Why bother installing Mathematica? You get all the functionality for free in their cloud notebooks.
FPGAhacker··on Is it stealing to read by the light of your neighbour’s lamp?
Do you suppose that if someone’s hot apartment heats a neighbor, that likewise someone’s cold apartment cools a neighbor?

The neighbors have to spend more energy to maintain the temperature of their apartment because of this person not heating their own.

I could see an argument for theft.

FPGAhacker··on How I'm going to compete with Calm and Headspace
What an uplifting, encouraging comment.
FPGAhacker··on Analog Devices AD1139
I’m speculating but when I’ve seen it in the past it was for handling higher current.

In this case I’m wondering if it’s used to maintain better control of the voltage gradient on a pad.

FPGAhacker··on Why Are Topre Keyboards So Expensive?
Out of curiosity, have you done typing tests? I did once with some keyboards I was comparing. For me there was a difference. At least in the moment. It's possible I was just better on one because it was similar to what I had already been using.
FPGAhacker··on Why Are Topre Keyboards So Expensive?
My personal favorite keyboard is the one built in to my old apple //e. I got the chance to type on it again last time I visited my parents.

It just feels great. Probably too loud, and no clickyness. Just a nice solid THUNK.

Also it puts the ctrl key in the right spot. I always have to remap caps lock and ctrl.

FPGAhacker··on How I got wealthy without working too hard
This depends greatly on where you live.
FPGAhacker··on Colorado 'solar garden' is a farm under solar panels
I’m the article it states that the panels are spaced enough that he can drive his tractor through.
FPGAhacker··on Colorado 'solar garden' is a farm under solar panels
What would that show?
FPGAhacker··on Breakdown of data on homeless populations across the U.S.
I don’t really know what was meant by this link, but I can say someone I work with does this and it is infuriating. I never know if he is pretending or not when he asks for help. I can’t trust him.
FPGAhacker··on Why Lisp?
I use repls a lot, both when I used clojure and now when I mainly use python. The reason for me is language exploration. I write my program and don’t always know how to do something and the internet is ambiguous.

With a nice repl I can rapidly iterate trying different things and doing micro in-situ experiments to explore and understand how the language (or library more frequently) works.

It’s very edifying.

FPGAhacker··on Breakdown of data on homeless populations across the U.S.
Please don't comment on whether someone read an article. "Did you even read the article? It mentions that" can be shortened to "The article mentions that." —- hn guidelines
FPGAhacker··on Breakdown of data on homeless populations across the U.S.
I thought that too about the weather but what about New York?
FPGAhacker··on An original Apple-1 computer sells for $400k
Same here. But 256k? Mine was upgraded to 128… I didn’t know 256k was a thing
FPGAhacker··on Don’t do interviews, do discussions
A discussion is fine, but I’m too easily fooled by people.
FPGAhacker··on Memory leaks are crippling my M1 MacBook Pro
I know you are venting, but seriously, I use macs for macOS. Otherwise I’d be buying much cheaper hardware.

Mac hardware is nice, but it’s not that nice. Except for maybe the trackpad.

FPGAhacker··on Memory leaks are crippling my M1 MacBook Pro
I’ve noticed the high memory usage of WindowServer on my Mac at work. To the point where I have to kill it, which is a pain.

This is an intel Mac though. I haven’t seen it on my M1 at home.

FPGAhacker··on Why SQLite does not use Git (2018)
It’s weird if GitHub doesn’t have that. Gitlab does. https://gitlab.com/gitlab-org/gitlab-runner/-/network/main
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