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uticus

2,132 karmajoined 6 lat temu

Submissions

Space Shuttle Endeavour's 20-story vertical display

californiasciencecenter.org
107 points·by uticus·15 dni temu·22 comments

OpenBSD/zaurus: pocket-sized BSD

miod.online.fr
4 points·by uticus·2 miesiące temu·1 comments

The SGI Buyer's Guide (2003)

hardware.majix.org
47 points·by uticus·2 miesiące temu·28 comments

Graphing Scientific Calculator Based on the ESP32

github.com
38 points·by uticus·2 miesiące temu·11 comments

UAE Building 'Cope Cages' to Protect Energy Facilities from Drone Attack

twz.com
5 points·by uticus·2 miesiące temu·0 comments

A highly expandable, portable smart-IoT terminal development device

docs.m5stack.com
1 points·by uticus·2 miesiące temu·0 comments

Future Long Range Assault Aircraft Officially Named MV-75 Cheyenne II

news.bellflight.com
1 points·by uticus·3 miesiące temu·2 comments

Ask HN: Why Databases Instead of Filesystem?

16 points·by uticus·3 miesiące temu·21 comments

From Java to Wayland: A Pixel's Journey

blog.jetbrains.com
5 points·by uticus·3 miesiące temu·0 comments

Getting Started with Programmable Logic ArraY (Play)

wiki.st.com
1 points·by uticus·3 miesiące temu·0 comments

How to make a sliding, self-locking, and predator-proof chicken coop door (2020)

backyardchickens.com
138 points·by uticus·3 miesiące temu·64 comments

Raytheon generalized modular toolchains for Hidden Communication Systems

github.com
2 points·by uticus·3 miesiące temu·1 comments

A micro-processor built large. Very large (2016)

megaprocessor.com
2 points·by uticus·3 miesiące temu·0 comments

NASA 3D Eyes on the Solar System

eyes.nasa.gov
3 points·by uticus·3 miesiące temu·0 comments

Go on Embedded Systems and WebAssembly

tinygo.org
206 points·by uticus·3 miesiące temu·40 comments

F-15E wreckage photos amid Iranian claims it shot down an American fighter

twz.com
36 points·by uticus·3 miesiące temu·1 comments

Figure out the "rules" for each ring in the Venn diagram by playing object cards

boardgamegeek.com
1 points·by uticus·3 miesiące temu·0 comments

Second Revision of 6502 Laptop

codeberg.org
115 points·by uticus·3 miesiące temu·24 comments

U.S. is burning through Tomahawk cruise missile stockpile

twz.com
83 points·by uticus·3 miesiące temu·70 comments

Ruby 4.0.2 Released

ruby-lang.org
2 points·by uticus·4 miesiące temu·0 comments

comments

uticus
·3 dni temu·discuss
> Only two remote holes in the default install, in a heck of a long time!

https://www.openbsd.org/

https://en.wikipedia.org/wiki/OpenBSD#Security_record
uticus
·10 dni temu·discuss
https://re-bol.com/short_rebol_examples.r for some examples of the language (from https://redprogramming.com/Home.html)
uticus
·w zeszłym miesiącu·discuss
sometimes the wizards know best when to fear magic
uticus
·2 miesiące temu·discuss
See also the prequel at https://news.ycombinator.com/item?id=48040465
uticus
·2 miesiące temu·discuss
Whaddya know...

http://miod.online.fr/software/openbsd/stories/zaurus2.html
uticus
·2 miesiące temu·discuss
> Don't be startled by this odd-looking name, it will make sense when you reach the end of the story.

> This is the story of OpenBSD on the Sharp Zaurus systems. Because of its length, I have decided to split it in two parts.

> OpenBSD/cats: the enabler

> OpenBSD/zaurus (to be published 20260513)

...I will be visiting again in 5 days. Then, I will be searching eBay for a Zaurus...

http://miod.online.fr/software/openbsd/stories/zaurus.html
uticus
·2 miesiące temu·discuss
https://www.hpcalc.org/
uticus
·2 miesiące temu·discuss
> Less immediately visible to someone working at the assembly language level instead of the machine code one is that relative addressing is much more common on the 6809, meaning that it’s significantly more viable to write position-independent code on it than any of the other chips we’ve looked at here. Only the 8086 comes close, and it achieves it by using its segment registers as a de facto relocation base.

I would love to learn more about this. Does more "position-independent code" mean the linker has much less to do [0], or is there an actual difference in the code base for similar tasks?

[0] https://sourceware.org/binutils/docs/ld/Overview.html
uticus
·2 miesiące temu·discuss
In terms of "safety" this leak is a drop in the bucket. The greater concern would be that election systems are involved. If election information is unintentionally readable, it is also therefore potentially alterable.
uticus
·2 miesiące temu·discuss
> Definitely was not expecting this reference.

Agreed, how HolyC serves as an inspiration could be clarified. Was it an aspect of HolyC? The background/context of the author's life, meaning Terry Davis was inspirational? Impossible to tell. Other resources [0] [1] don't mention this aspect.

[0] https://www.theregister.com/2024/11/16/rusthaters_unite_filc...

[1] https://github.com/pizlonator/fil-c/blob/deluge/README.md
uticus
·2 miesiące temu·discuss
https://dyne.org/cjit/graphics.html#cjit-for-graphical-appli...

> Be welcome to the exciting world of graphical C applications using SDL (Simple DirectMedia Layer). SDL, originally developed by Sam Lantinga in 1998...

That's batteries included.
uticus
·3 miesiące temu·discuss
> It's a similar subset to mruby...

This is what I've been wondering after only a cursory glance ("It...generates optimized C code" from the OP). Interesting that mruby itself got a major version update around the same time (in just the past few days) https://github.com/mruby/mruby/blob/master/doc/mruby4.0.md
uticus
·3 miesiące temu·discuss
> instead of believing in magic of "free market"

It looks like magic because it works like magic. Surprisingly it is also possible to believe in the magic of "government intervention" though it looks less like magic and more like unintended consequences.
uticus
·3 miesiące temu·discuss
> The farm equipment industry spent 20 years adding complexity and cost. Ursa Ag is wagering that a significant number of farmers never wanted any of it.

Nice tag line but not a complete picture. The "significant number of farmers" in terms of actual market spend driving the equipment industry is not mom-and-pop outfits but rather agri-industrial complexes with machines to match. What they want is (1) availability and (2) ROI. For (1), that is first and foremost subject to legal stipulations like EPA etc, then secondly subject to production availability. For (2), electronics are the name of the game if you are looking to turn a profit with farming because counting every seed, measuring every drop of chem, and tracking every inch of plotted ground leads to better ROI.
uticus
·3 miesiące temu·discuss
> The air filter was basically a shisha-pipe that bubbled the incoming air through wire wool and engine oil.

What is a shisha-pipe?
uticus
·3 miesiące temu·discuss
> Excel has this legacy (but extremely powerful) core with very few people left that knows all of it.

Would love to hear more about this. Especially history and comparison to Lotus etc.
uticus
·3 miesiące temu·discuss
> Trace scheduling replaces block-by-block compaction of code with the compaction of long streams of code, possibly thousands of instructions long...

"Enormously Longinstruction Words" is very interesting, but for me the spotlight here is on "trace scheduling".
uticus
·3 miesiące temu·discuss
> Interest per Second - General - The U.S. pays $31,688/second in debt interest — $1,901,285 every minute. Your share of that: $3893.33 [plugged in "normal" amount], gone before it bought anything.

...I thought I was already sufficiently terrified by the debt numbers...
uticus
·3 miesiące temu·discuss
Love it - great application of publicly-available data. Also ref https://news.ycombinator.com/item?id=47420307 US govt provided public debt resources.

By the way, the 1040 instructions have a pie chart like this (ref https://www.irs.gov/pub/irs-pdf/i1040gi.pdf, page 122). Not that most people do taxes themselves, or have a reason to read to page 122 of instructions for a single form. But still it's there and perhaps a nice gesture by the IRS.

Breaking it out into pie charts etc like this can be really helpful. In my view the real kicker with taxes is the opaqueness. Kinda like a meal card versus paying for every meal, or like using a credit card versus paying with cash, it's hard for humans to really grasp what's going on unless they're involved.

Of course it would be impractical to pay taxes separately to every waiting hand in government bureaucracy. But on the other hand maybe the number one goal shouldn't be ease of use, either. Maybe a little friction when paying for public services could be a good thing for citizens who are interested in a healthy country - my opinion.
uticus
·3 miesiące temu·discuss
And I thought this was a reference to a Win95 problem https://www.slashgear.com/1414245/jennifer-aniston-matthew-p...