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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2024/02/25/what-is-x86-64-v3/ | What Is X86-64-v3? | Al Williams | [
"computer hacks",
"Linux Hacks"
] | [
"linux",
"x86_64"
] | You may have heard Linux pundits discussing x86-64-v3. Can recompiling Linux code to use this bring benefits? To answer that question, you probably need to know what x86-64-v3 is, and [Gary Explains]… well…
explains it
in a recent video.
If you’d rather digest text, RedHat has a recent article about their experiments
u... | 26 | 11 | [
{
"comment_id": "6735315",
"author": "Billy Bob",
"timestamp": "2024-02-25T10:27:04",
"content": "Benchmarks?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6735334",
"author": "BT",
"timestamp": "2024-02-25T12:03:38",
"content": "I am left with tw... | 1,760,371,997.584041 | ||
https://hackaday.com/2024/02/24/recreating-the-pop-ball/ | Recreating The Pop Ball | Kristina Panos | [
"Toy Hacks"
] | [
"80s toy",
"flexible filament",
"injection molding",
"Pop Ball",
"Shore hardness",
"TPU"
] | Those who were kids in the 80s may remember a sweet little toy called the Pop Ball. A simple rubber hemisphere, this rubber cup could be turned inside out and thrown on the ground, where it would hit and bounce sky high whilst knocking itself right side out. The black ones worked particularly well, and were the first t... | 14 | 8 | [
{
"comment_id": "6735282",
"author": "Zai1208",
"timestamp": "2024-02-25T06:30:27",
"content": "I have one called a ZeeBee. I am not from the 80s but can remember the fun of it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6735283",
"author": "Zai1... | 1,760,371,997.117532 | ||
https://hackaday.com/2024/02/24/bit-serial-cpu-ultra-tiny-vhdl-based-cpu-with-forth-interpreter/ | Bit-Serial CPU: Ultra-Tiny VHDL-Based CPU With Forth Interpreter | Maya Posch | [
"FPGA"
] | [
"forth",
"softcore"
] | Soft cores for FPGAs come in many different flavors, covering a wide range of applications. The
Bit-Serial CPU
(bcpu) soft core presented by [Richard James Howe] is interesting for taking up just about the most minimal amount of resources (23 slices, 76 LUTs) while providing the means to run a Forth-based (
eForth
dial... | 12 | 5 | [
{
"comment_id": "6735270",
"author": "DOugl",
"timestamp": "2024-02-25T04:23:18",
"content": "The Spartan-6, now that brings back memories. Something too many missed was the Papillio Pro from the Gadget Factory and the free DesignLab IDE. Was mind blowing to wire up a soft-core, design a circuit, de... | 1,760,371,997.16725 | ||
https://hackaday.com/2024/02/24/tetris-goes-round-and-round/ | Tetris Goes Round And Round | Al Williams | [
"Arduino Hacks",
"LED Hacks"
] | [
"leds",
"tetris"
] | You’ve probably played some version of Tetris, but [the Center for Creative Learning] has a different take on it. Their latest version features
a cylindrical playing field
. While it wouldn’t be simple to wire up all those LEDs, it is a little easier, thanks to LED strips. You can find the code for the game on
GitHub
.... | 4 | 3 | [
{
"comment_id": "6735290",
"author": "pelrun",
"timestamp": "2024-02-25T07:18:44",
"content": "They missed a trick that I saw back in the hacker village at 31C3.Rather than cutting the strip into rows and laboriously soldering them back together with jumper wires, the ones I saw just wrapped the tub... | 1,760,371,997.055026 | ||
https://hackaday.com/2024/02/24/tiny-motion-detection-alarm-does-the-trick/ | Tiny Motion Detection Alarm Does The Trick | Kristina Panos | [
"Microcontrollers"
] | [
"alarm",
"esp32-C3",
"IMU",
"motion detection",
"motion detector",
"mpu6050",
"seeed xiao"
] | If you have mischievous children or forgetful elderly in your life, you might want to build a couple of these
tiny motion detection alarms
to help keep them out of harm’s way. Maybe you want to keep yourself out of the cookie jar. We say good for you.
But you could always put one of these alarms on a window, a drawer, ... | 6 | 5 | [
{
"comment_id": "6735195",
"author": "Cyna",
"timestamp": "2024-02-24T21:31:30",
"content": "So, he pointed the antenna inwards?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6735355",
"author": "Leandro Heck",
"timestamp": "2024-02-25T14:01... | 1,760,371,997.481207 | ||
https://hackaday.com/2024/02/24/apple-airtag-antitheft-or-antistalking/ | Apple AirTag: Antitheft Or Antistalking? | Dave Rowntree | [
"iphone hacks"
] | [
"AirTag",
"apple",
"hack",
"speaker"
] | Occasionally, the extra features added to a product can negate some of the reasons you wanted to buy the thing in the first place. Take, for example, Apple’s AirTag — billed as an affordable way to link your physical stuff to your phone. If some light-fingered ne’er-do-well wanders by and half-inches your gear, you get... | 37 | 13 | [
{
"comment_id": "6735132",
"author": "Ostracus",
"timestamp": "2024-02-24T18:03:13",
"content": "“Apple could easily remove this feature with a firmware update, but it’s a matter of picking your poison: antistalking or antitheft?”Society vs the individual, old as time, or recent as a pandemic.",
... | 1,760,371,997.653113 | ||
https://hackaday.com/2024/02/24/want-to-learn-binary-draw-space-invaders/ | Want To Learn Binary? Draw Space Invaders! | Elliot Williams | [
"Hackaday Columns",
"Rants"
] | [
"binary",
"Curiosity",
"learning",
"newsletter",
"persistence of vision"
] | This was the week that I accidentally taught my nearly ten-year-old son binary. And I didn’t do it on purpose, I swear.
It all started innocently enough. He had a week vacation, and on one of those days, we booked him a day-course for kids at our local FabLab. It was sold as a “learn to solder” class, and the project t... | 6 | 4 | [
{
"comment_id": "6735084",
"author": "Pete",
"timestamp": "2024-02-24T15:19:36",
"content": "I recall drawing Karnaugh maps and logic gates on our family blackboard as a tween when my dad suggested I recreate a BCD-to-7segment decoder out of plain 74xx TTL, but it wasn’t until my 2nd or 3rd year of ... | 1,760,371,997.261754 | ||
https://hackaday.com/2024/02/24/you-got-fusion-in-my-coal-plant/ | You Got Fusion In My Coal Plant! | Navarre Bartz | [
"Science"
] | [
"coal",
"electricity grid",
"electrification",
"energy transition",
"fusion",
"nuclear",
"nuclear fusion"
] | While coal was predominant in the past for energy generation, plants are shutting down worldwide to improve air quality and because they aren’t cost-competitive. It’s possible that idle infrastructure could be put to good use
with fusion instead
.
While we’ve yet to see a fusion reactor capable of generating electricit... | 48 | 11 | [
{
"comment_id": "6735062",
"author": "Sword",
"timestamp": "2024-02-24T13:44:04",
"content": "Lol “Coal is not Cost Effective”. Big old asterisk on that one, because the rest of the facts say “when compared to renewables”.HAD readers will probably quickly see the issue with that:1. Renewables can’t ... | 1,760,371,997.435289 | ||
https://hackaday.com/2024/02/24/your-scope-armed-and-ready/ | Your Scope, Armed And Ready | Al Williams | [
"Tool Hacks"
] | [
"oscilloscope",
"vesa"
] | [VoltLog] never has enough space on his bench. We know the feeling and liked his idea of
mounting his oscilloscope on an articulated arm
. This is easy now because many new scopes have VESA mounts like monitors or TVs. However, watching the video below, we discovered there was a bit more to it than you might imagine.
F... | 13 | 9 | [
{
"comment_id": "6735017",
"author": "Joseph Eoff",
"timestamp": "2024-02-24T09:26:41",
"content": "I can’t put my old D43 on an arm – I count myself lucky to have a workbench that can support it.https://hackaday.io/project/171961-a-digital-camera-for-analog-oscilloscopesSteel frame, sheet steel hou... | 1,760,371,997.218285 | ||
https://hackaday.com/2024/02/23/moviecart-plays-videos-on-the-atari-2600/ | MovieCart Plays Videos On The Atari 2600 | Lewin Day | [
"Misc Hacks"
] | [
"atari",
"atari 2600",
"video"
] | The original Xbox and PlayStation 2 both let you watch DVD movies in addition to playing games. Seldom few consoles before or since offered much in the way of media, least of all the Atari 2600, which was too weedy to even imagine such feats. And yet,
as covered by
TechEBlog
,
[Lodef Mode] built a cartridge that lets i... | 12 | 7 | [
{
"comment_id": "6734986",
"author": "Joseph Ruggiero",
"timestamp": "2024-02-24T06:14:27",
"content": "This is both cursed and awesome at the same time",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6734988",
"author": "MinorHavoc",
"timestamp": "2024... | 1,760,371,997.527977 | ||
https://hackaday.com/2024/02/23/mirror-mirror-electron-mirror/ | Mirror, Mirror, Electron Mirror… | Al Williams | [
"Science"
] | [
"electron mirror",
"physics"
] | If you look into an electron mirror, you don’t expect to see your reflection. As [Anthony Francis-Jones] points out, what you
do see is hard to explain
. The key to an electron mirror is that the electric and magnetic fields are 90 degrees apart, and the electrons are 90 degrees from both.
You need a few strange items ... | 2 | 2 | [
{
"comment_id": "6735064",
"author": "Prfesser",
"timestamp": "2024-02-24T13:48:18",
"content": "If memory serves…an instrument called a double-focusing mass spectrometer uses essentially this same principle. There is a magnetic sector that separates ions based on mass, and an electric-field sector ... | 1,760,371,997.691148 | ||
https://hackaday.com/2024/02/23/reggaeton-be-gone-disconnects-obnoxious-bluetooth-speakers/ | Reggaeton-Be-Gone Disconnects Obnoxious Bluetooth Speakers | Bryan Cockfield | [
"Musical Hacks"
] | [
"artificial intelligence",
"bluetooth",
"interference",
"machine learning",
"model",
"music",
"raspberry pi",
"reggaeton",
"sound",
"speaker"
] | If you’re currently living outside of a Spanish-speaking country, it’s possible you’ve only heard of the music genre Reggaeton in passing, if at all. In places with large Spanish populations, though, it would be more surprising if you
hadn’t
heard it. It’s so popular especially in the Carribean and Latin America that i... | 29 | 9 | [
{
"comment_id": "6734938",
"author": "JRM_67",
"timestamp": "2024-02-24T00:38:00",
"content": "Just pointing out that a radio signal jammer of any kind is illegal in the US. Intentionally jamming someone’s Bluetooth signal even by overtaxing it falls under this law. If you get caught doing this, the... | 1,760,371,997.821127 | ||
https://hackaday.com/2024/02/23/op-amp-drag-race-turns-out-poorly-for-741/ | Op-Amp Drag Race Turns Out Poorly For 741 | Dan Maloney | [
"Parts"
] | [
"741",
"op-amp",
"oscillator",
"performance",
"slew rate",
"testing",
"TL081"
] | When it was first introduced in 1968, Fairchild’s 741 op-amp made quite a splash. And with good reason; it packed a bunch of components into a compact package, and the applications for it were nearly limitless. The chip became hugely popular, to the point where “741” is almost synonymous with “op-amp” in the minds of m... | 32 | 14 | [
{
"comment_id": "6734905",
"author": "RP",
"timestamp": "2024-02-23T21:40:03",
"content": "The video is exactly 7:41 long. :-)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6735058",
"author": "Andrea Zan",
"timestamp": "2024-02-24T13:19:39... | 1,760,371,997.759506 | ||
https://hackaday.com/2024/02/23/intuitive-machines-nova-c-makes-it-to-the-lunar-surface-in-us-return-after-half-a-century/ | Intuitive Machines’ Nova-C Makes It To The Lunar Surface In US Return After Half A Century | Maya Posch | [
"News",
"Space"
] | [
"lunar lander",
"nasa"
] | Intuitive Machines’ first mission (
IM-1
) featuring the Nova-C
Odysseus
lunar lander was launched on top of a SpaceX Falcon 9 on February 15th, 2024, as part of NASA’s Commercial Lunar Payload Services (CLPS). Targeting a landing site near the lunar south pole, it was supposed to use its onboard laser range finders to... | 57 | 11 | [
{
"comment_id": "6734880",
"author": "SayWhat?",
"timestamp": "2024-02-23T19:38:11",
"content": "It’s now been over 18 hours with no video verification of lander health, status or orientation. I hope it’s all Bright Green but the low signal strength suggests a possible less than optimal antenna orie... | 1,760,371,997.908898 | ||
https://hackaday.com/2024/02/23/ask-hackaday-whats-in-your-garage/ | Ask Hackaday: What’s In Your Garage? | Al Williams | [
"Featured",
"Rants",
"Slider"
] | [
"garage",
"innovation",
"invention"
] | No matter what your hack of choice is, most of us harbor a secret fantasy that one day, we will create something world-changing, right? For most of us, that isn’t likely, but it does happen. A recent post from [Rohit Krishnan] points out that
a lot of innovation happens in garages
by people who are more or less like us... | 29 | 17 | [
{
"comment_id": "6734858",
"author": "Reluctant Cannibal",
"timestamp": "2024-02-23T18:06:53",
"content": "My garages is home to a killer robot from the future:https://youtu.be/UupCyX_t1o8",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6734867",
"aut... | 1,760,371,998.324785 | ||
https://hackaday.com/2024/02/23/hackaday-podcast-episode-259-twin-t-three-d-and-driving-to-a-tee/ | Hackaday Podcast Episode 259: Twin-T, Three-D, And Driving To A Tee | Al Williams | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Hackaday Editors Elliot Williams and Al Williams sat down to compare notes on their favorite Hackaday posts of the week. You can listen in on this week’s podcast. The guys talked about the latest Hackaday contest and plans for Hackaday Europe. Plus, there’s a what’s that sound to try. Your guess can’t be worse than Al’... | 4 | 3 | [
{
"comment_id": "6734853",
"author": "LambdaMikel",
"timestamp": "2024-02-23T17:44:31",
"content": "I think you guys are completely wrong about the Science Fair trainer – it was nothing like this. No reasonable electronics experiments or extensions are possible due to its completely closed architect... | 1,760,371,998.366204 | ||
https://hackaday.com/2024/02/21/turing-complete-origami/ | Turing Complete Origami | Navarre Bartz | [
"computer hacks"
] | [
"origami",
"turing complete",
"Turing machine"
] | Origami can be an interesting starting point for a project, but we weren’t expecting [Thomas C. Hull] and [Inna Zakharevich]’s
Turing complete origami computer
.
Starting with the constraint of flat origami (the paper folds back on top of itself), the researchers designed a system that could replicate all the functiona... | 6 | 5 | [
{
"comment_id": "6734457",
"author": "Paul",
"timestamp": "2024-02-22T04:52:44",
"content": "Such an amazing topic. For a moment I was surprised Eric Demaine wasn’t the lead author but of course other people need to discover things every once in a while :)",
"parent_id": null,
"depth": 1,
... | 1,760,371,998.257246 | ||
https://hackaday.com/2024/02/21/floss-weekly-episode-771-kalpa-because-nobody-knows-what-hysteresis-is/ | FLOSS Weekly Episode 771: Kalpa — Because Nobody Knows What Hysteresis Is | Jonathan Bennett | [
"Podcasts"
] | [
"FLOSS Weekly",
"Kalpa",
"kde",
"linux",
"opensuse"
] | This week, Jonathan Bennett and
Dan Lynch
talk with
Shawn W Dunn
about openSUSE Kalpa, the atomic version of openSUSE Tumbleweed, with a KDE twist. What exactly do we mean by an Atomic desktop? Is ALP going to replace openSUSE Tumbleweed? Are snaps coming to Kalpa?
Shawn gives us the rundown of all the above, and what’... | 6 | 2 | [
{
"comment_id": "6734409",
"author": "Gravis",
"timestamp": "2024-02-22T00:40:30",
"content": "Modern desktop environments are too heavy. They need to seriously cut back on the MBs.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6734479",
"author": "... | 1,760,371,998.206401 | ||
https://hackaday.com/2024/02/21/rebuilding-a-700k-refrigerator/ | Rebuilding A $700k Refrigerator | Bryan Cockfield | [
"Science"
] | [
"absolute zero",
"dilution refrigerator",
"equipment",
"fridge",
"helium",
"lab",
"pump",
"refrigerator",
"vacuum"
] | When cleaning out basements, garages, or storage units we often come across things long forgotten. Old clothes, toys, maybe a piece of exercise equipment, or even an old piece of furniture. [Ben] and [Hugh] were in a similar situation cleaning out an unused lab at the University of California Santa Barbara and happened... | 20 | 9 | [
{
"comment_id": "6734375",
"author": "TG",
"timestamp": "2024-02-21T22:07:27",
"content": "From the thumbnail I thought it was part of a quantum computer, which I guess makes sense that those things would look pretty similar.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,998.467207 | ||
https://hackaday.com/2024/02/21/spectrum-analyzer-buyers-guide/ | Spectrum Analyzer Buyer’s Guide | Al Williams | [
"Tool Hacks"
] | [
"spectrum analyzer",
"test equipment"
] | Having a scope in a home lab used to be a real luxury, but these days, its fairly common for the home gamer to have a sophisticated storage scope (or two) hanging around. Dedicated spectrum analyzers are a bit less common, but they have also dropped in price while growing in capabilities. Want to buy your very own spec... | 8 | 5 | [
{
"comment_id": "6734332",
"author": "abjq",
"timestamp": "2024-02-21T19:58:15",
"content": "A UTS3021B is £1700.I bought a secondhand R+S CMU-300 for £300.It comes with a spectrum analyser function that can even take up to 50W RF on the input. It goes up to 2GHz as I recall.Also comes with an RF si... | 1,760,371,998.411137 | ||
https://hackaday.com/2024/02/21/power-tool-packs-make-a-portable-powerhouse/ | Power Tool Packs Make A Portable Powerhouse | Jenny List | [
"Battery Hacks"
] | [
"battery pack",
"inverter",
"makita"
] | The revolution in portable and cordless appliances has meant that we now own far fewer mains-powered gadgets than we might once have done, but it hasn’t entirely banished the old AC outlet from our lives. Particularly when away from a mains supply it can be especially annoying, but now instead of a generator there’s th... | 15 | 6 | [
{
"comment_id": "6734280",
"author": "jpa",
"timestamp": "2024-02-21T16:45:13",
"content": "It would be a good idea to add reverse diodes across each pack. Otherwise if the pack protection circuit cuts out, it will see the voltage from rest of the batteries in negative direction, which it might not ... | 1,760,371,998.777609 | ||
https://hackaday.com/2024/02/21/car-driving-simulators-for-students-or-when-simulators-make-sense/ | Car Driving Simulators For Students, Or: When Simulators Make Sense | Maya Posch | [
"Featured",
"Interest",
"Original Art",
"Slider",
"Transportation Hacks"
] | [
"driving simulator",
"flight simulator",
"learning",
"safety",
"simulator"
] | There are many benefits to learning to fly an airplane, drive a racing car, or operate some complex piece of machinery. Ideally, you’d do so in a perfectly safe environment, even when the instructor decides to flip on a number of disaster options and you find your method of transportation careening towards the ground, ... | 69 | 16 | [
{
"comment_id": "6734246",
"author": "Joshua",
"timestamp": "2024-02-21T15:16:22",
"content": "I’d be rather worried about the seniors/the elderly.Drivers 60+ should be required to go to driving schools every couple of years.Otherwise, they should lose their driver’s license.Because, reflexes and ey... | 1,760,371,998.682404 | ||
https://hackaday.com/2024/02/21/led-matrix-earrings-show-off-smd-skills/ | LED Matrix Earrings Show Off SMD Skills | Dan Maloney | [
"LED Hacks",
"Wearable Hacks"
] | [
"Earring",
"jewelry",
"led",
"matrix",
"smd",
"wearable"
] | We’ll be honest with you: we’re not sure if the use of “LED stud” in [mitxela]’s new project refers to
the incomprehensibly tiny LED matrix earrings
he made, or to himself for attempting the build. We’re leaning toward the latter, but both seem equally likely.
This build is sort of a mash-up of two recent [mitxela] pro... | 12 | 9 | [
{
"comment_id": "6734205",
"author": "Reluctant Cannibal",
"timestamp": "2024-02-21T12:28:10",
"content": "What’s the power supply? Could they have used body voltage to power these LEDs?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6734217",
"autho... | 1,760,371,998.731298 | ||
https://hackaday.com/2024/02/20/pi-pico-enhances-radioshack-computer-kit/ | Pi Pico Enhances RadioShack Computer Kit | Bryan Cockfield | [
"classic hacks",
"Microcontrollers"
] | [
"clock",
"computer trainer",
"pi pico",
"radio shack",
"raspberry pi",
"relay",
"texas instruments",
"TMS1100"
] | While most of us now remember Radio Shack as a store that tried to force us to buy batteries and cell phones whenever we went to buy a few transistors and other circuit components, for a time it was an innovative and valuable store for electronics enthusiasts before it began its long demise. Among other electronics and... | 9 | 7 | [
{
"comment_id": "6734000",
"author": "LambdaMikel",
"timestamp": "2024-02-20T16:46:08",
"content": "Hmm, I am not sure I get it. The problem with the Science Fair trainer is that you cannot really extend it – it’s an entirely closed system, one chip, no external address or databus to which you could... | 1,760,371,998.825968 | ||
https://hackaday.com/2024/02/20/measuring-trees-via-satellite-actually-takes-a-great-deal-of-field-work/ | Measuring Trees Via Satellite Actually Takes A Great Deal Of Field Work | Lewin Day | [
"Featured",
"Interest",
"News",
"Science"
] | [
"climate change",
"environment",
"Imaging",
"nasa",
"satellite",
"satellite imagery",
"trees"
] | Figuring out what the Earth’s climate is going to do at any given point is a difficult task. To know how it will react to given events, you need to know what you’re working with. This requires an accurate model of everything from ocean currents to atmospheric heat absorption and the chemical and literal behavior of eve... | 11 | 4 | [
{
"comment_id": "6733974",
"author": "Paul",
"timestamp": "2024-02-20T15:27:51",
"content": "For comparison, at 400 ppm, Earth’s atmosphere contains 40 tons of carbon dioxide per hectare of land area. The study area shown is about 2000×6000 km = 1.2 B hectares.So the atmosphere over that study area... | 1,760,371,998.876958 | ||
https://hackaday.com/2024/02/20/a-straightforward-ai-voice-assistant-on-a-pi/ | A Straightforward AI Voice Assistant, On A Pi | Jenny List | [
"Artificial Intelligence",
"Raspberry Pi"
] | [
"llama",
"llamafile",
"LLM",
"raspberry pi"
] | With AI being all the rage at the moment it’s been somewhat annoying that using a large language model (LLM) without significant amounts of computing power meant surrendering to an online service run by a large company. But as happens with every technological innovation the state of the art has moved on, now to such an... | 6 | 3 | [
{
"comment_id": "6733981",
"author": "CH",
"timestamp": "2024-02-20T15:55:31",
"content": "Needs some blinken lights!!I like the non-cloud based functions.. internet seems to be a Warzone and series change hands too frequently",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,999.003752 | ||
https://hackaday.com/2024/02/20/gold-recovery-from-e-waste-with-food-waste-amyloid-aerogels/ | Gold Recovery From E-Waste With Food-Waste Amyloid Aerogels | Maya Posch | [
"Science"
] | [
"chelation",
"e-waste recycling"
] | A big part of the recycling of electronic equipment is the recovery of metals such as gold. Usually the printed circuit boards and other components are shredded, sorted, and then separated. But efficiently filtering out specific metals remains tricky and adds to the cost of recycling. A possible way to optimize the rec... | 11 | 8 | [
{
"comment_id": "6733926",
"author": "helge",
"timestamp": "2024-02-20T11:08:44",
"content": "see also “WHEY – The waste-stream that became more valuable than the food product”https://doi.org/10.1016/j.tifs.2021.08.025",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_... | 1,760,371,999.12182 | ||
https://hackaday.com/2024/02/19/making-the-commodore-sx-64-mini/ | Making The Commodore SX-64 Mini | Jonathan Bennett | [
"Retrocomputing"
] | [
"commodore 64",
"e-waste recycling",
"Retro Hack Shack"
] | When you find a portable TV from the 1980s, and it reminds you of the portable Commodore 64, there’s only one thing to be done. [Aaron Newcomb] brings us
the story of taking an Emerson PC-6 and mating it to the guts of his THEC64 Mini
. It’s a bit of a journey, as the process includes modding the TV to include a compos... | 12 | 4 | [
{
"comment_id": "6733901",
"author": "Joshua",
"timestamp": "2024-02-20T06:18:05",
"content": "The video is well done, I think.There’s just one thing that seems to be a bit wrong to me.“Composite” video is usually being associated with that yellow plug carrying a CVBS (Color VBS) signal.A black/whit... | 1,760,371,999.17757 | ||
https://hackaday.com/2024/02/19/forcegen-using-a-diffusion-model-to-help-design-novel-proteins/ | ForceGen: Using A Diffusion Model To Help Design Novel Proteins | Maya Posch | [
"Science"
] | [
"diffusion model"
] | Although proteins are composed out of only a small number of distinct amino acids, this deceptive simplicity quickly vanishes when considering the many possible sequences across a protein, not to mention the many ways in which a single 1D protein sequence can fold into a 3D protein shape with a specific functionality. ... | 1 | 1 | [
{
"comment_id": "6734011",
"author": "Gravis",
"timestamp": "2024-02-20T18:08:29",
"content": "I was under the impression that a deep learning system had already “figured out” protein folding and now it’s being analyzed to identify the logic behind it’s shape predictions. Whatever the case, we reall... | 1,760,371,998.933409 | ||
https://hackaday.com/2024/02/19/watch-the-openscan-diy-3d-scanner-in-action/ | Watch The OpenScan DIY 3D Scanner In Action | Donald Papp | [
"digital cameras hacks"
] | [
"3d printed",
"3d scanning",
"mesh",
"OpenScan",
"Photogrammetry"
] | [TeachingTech] has
a video covering the OpenScan Mini
that does a great job of showing the workflow, hardware, and processing method for turning small objects into high-quality 3D models. If you’re at all interested but unsure where or how to start, the video makes an excellent guide.
We’ve covered the OpenScan project... | 21 | 9 | [
{
"comment_id": "6733921",
"author": "Jan-Willem Markus",
"timestamp": "2024-02-20T10:41:37",
"content": "It’s great seeing these tools becoming ambiguous, with commercial tooling for sub €1k and this DIY approach for about half that. The tool is very useful for recreating obsolete mechanical parts,... | 1,760,371,999.07272 | ||
https://hackaday.com/2024/02/19/installing-steamos-and-windows-on-a-google-meet-video-conference-computer/ | Installing SteamOS And Windows On A Google Meet Video Conference Computer | Maya Posch | [
"google hacks",
"Reverse Engineering"
] | [
"chromebook",
"google meet"
] | The Lenovo Meet is a collaboration with Google to bring Google Meet to customers in a ready to install kit for conference rooms and similar. Also called the
Google Meet Series One
, it features a number of cameras, speakers, display and more, along with the base unit. It is this base unit that [Bringus Studios] on YouT... | 21 | 8 | [
{
"comment_id": "6733817",
"author": "Kryptylomese",
"timestamp": "2024-02-19T21:30:38",
"content": "Hardware is becoming less and less of a blocker to running software. Sure RISC has benefits over CISC and GPU’s with RTX cores and lots of RAM can run large language models, but relatively cheap hard... | 1,760,371,999.409742 | ||
https://hackaday.com/2024/02/19/steampipe-all-sql-all-the-time/ | Steampipe: All SQL All The Time | Al Williams | [
"Linux Hacks",
"Network Hacks",
"Software Hacks"
] | [
"linux",
"sql",
"sqlite"
] | Although modern Linux has slightly shifted, the old Unix mantra was: everything’s a file. With
Steampipe
, a better saying might be: everything’s a SQL table. The official tagline is “select * from cloud” which also works. The open-source program relies on plugins, and there are currently 140 sources ranging from GitHu... | 23 | 6 | [
{
"comment_id": "6733797",
"author": "HaHa",
"timestamp": "2024-02-19T19:48:27",
"content": "DB2 was AS-400’s native ‘file system’ 30+ years ago.It all worked, but you were in bed with IBM. Hence fleas, empty budgets and circling Nazgul.Also: Oracle had an internal email system that was essentially ... | 1,760,371,999.516538 | ||
https://hackaday.com/2024/02/19/linux-fu-forward-to-the-past/ | Linux Fu: Forward To The Past! | Al Williams | [
"Hackaday Columns",
"Linux Hacks",
"Retrocomputing",
"Slider"
] | [
"altair",
"CP/M",
"linux"
] | Ok, so the title isn’t as catchy as “Back to the Future,” but my guess is a lot of people who are advanced Linux users have — at least — a slight interest in retrocomputing. You’d like an Altair, but not for $10,000. You can build replicas of varying fidelities, of course. You can also just emulate the machine or a sim... | 5 | 4 | [
{
"comment_id": "6733789",
"author": "JRD",
"timestamp": "2024-02-19T18:50:40",
"content": "RunCPM also works on the Windows standard console, and I was using it a few years ago–until they added the user areas requirement. (Before, all that the folders needed was the drive letter.) It was a while be... | 1,760,371,999.45448 | ||
https://hackaday.com/2024/02/19/a-classroom-ready-potentiometer-from-pencil-and-3d-prints/ | A Classroom-Ready Potentiometer From Pencil And 3D Prints | Dan Maloney | [
"Parts"
] | [
"education",
"homebrew",
"pencil",
"pot",
"potentiometer",
"stem",
"teaching",
"variable resistor"
] | If you need a potentiometer for a project, chances are pretty good that you’re not going to pick up a pencil and draw one. Then again, if you’re teaching someone how a variable resistor works,
that old #2 might be just the thing
.
When [HackMakeMod] realized that the graphite in pencil lead is essentially the same thin... | 18 | 8 | [
{
"comment_id": "6733769",
"author": "Harvie.CZ",
"timestamp": "2024-02-19T17:20:02",
"content": "Wow! This is such a interresting concept! I am wondering if there is some other resistive element with better longevity than paper… I’ve heard about people using old VHS tapes for DIY ribbon potentiomet... | 1,760,371,999.628272 | ||
https://hackaday.com/2024/02/19/keebin-with-kristina-the-one-with-the-200-typewriter/ | Keebin’ With Kristina: The One With The 200% Typewriter | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks",
"Slider"
] | [
"altoids tin",
"conjoined typewriter",
"dual typewriter",
"imperial dual typewriter",
"keyclicks",
"nice nano",
"raspberry pi",
"typewriter repair",
"ZMK"
] | Image by [jefmer] via
Hackaday.IO
You know, the really sad truth about cyberdecks and cyberdeck-adjacent builds is that many of them just end up on the shelf, collecting dust while waiting for the dystopian future. Well, not this one. No, [jefmer] says their
Portable Pi
sees daily use, and even comes along on the go.
S... | 3 | 3 | [
{
"comment_id": "6733824",
"author": "crispernaki",
"timestamp": "2024-02-19T21:54:23",
"content": "If one of those conjoined typewriters wasn’t featured in a Doublemint Gum commercial, it should have been.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "673382... | 1,760,371,999.570058 | ||
https://hackaday.com/2024/02/19/not-a-frogpad-but-close/ | Not A FrogPad But Close | Al Williams | [
"Peripherals Hacks"
] | [
"accessibility",
"frogpad",
"keyboard",
"one-handed keyboard"
] | While you might think one-handed keyboards are a niche item, if you have reduced function in one hand or you only have one hand, they are pretty important. [Kian] was getting ready for surgery that would put his left arm out of commission for a while, which spurred
the construction of a one-handed keyboard
inspired by ... | 7 | 6 | [
{
"comment_id": "6733758",
"author": "fotoagogo",
"timestamp": "2024-02-19T16:51:59",
"content": "I have a one-handed keypad. It’s called an iPhone. Never mastered the thumbs thing.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6733775",
"author": "Stephe... | 1,760,371,999.671143 | ||
https://hackaday.com/2024/02/19/printable-keyboard-dock-puts-steam-deck-to-work/ | Printable Keyboard Dock Puts Steam Deck To Work | Tom Nardi | [
"Peripherals Hacks"
] | [
"Corne keyboard",
"dock",
"folding",
"portable",
"steam deck"
] | Whether or not you’re into playing video games, you have to admit, that the Steam Deck is a pretty interesting piece of hardware. We’ve seen hackers jump through all sorts of uncomfortable hoops to get Linux running on their mobile devices in the past. The fact that you can pick up a fairly powerful x86 handheld comput... | 7 | 5 | [
{
"comment_id": "6733741",
"author": "UnderSampled",
"timestamp": "2024-02-19T15:45:01",
"content": "I have thought about doing this very thing for my Asus ROG Ally! Thank you for the inspiration!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6733747",
"a... | 1,760,371,999.798904 | ||
https://hackaday.com/2024/02/22/solar-e-ink-weather-station-works-on-dark-days-too/ | Solar E-Ink Weather Station Works On Dark Days, Too | Kristina Panos | [
"Microcontrollers"
] | [
"e-ink display",
"ESP32",
"solar",
"weather station"
] | One way to get through the winter doldrums is to take notice of the minuscule positive changes in weather as spring approaches. Although much of the US is experiencing a particularly warm month, that’s not the case in Germany where [rsappiawf] resides. Even so, they are having a good time charting the weather on their ... | 11 | 3 | [
{
"comment_id": "6734747",
"author": "0xfred",
"timestamp": "2024-02-23T09:26:05",
"content": "Nice project, but the glass behind it is already doing an excellent job telling you if it’s raining with minimal power requirements.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,999.847565 | ||
https://hackaday.com/2024/02/22/the-book8088-gets-a-post-hype-review/ | The Book8088 Gets A Post-Hype Review | Jenny List | [
"Retrocomputing"
] | [
"8088",
"Book8088",
"V20"
] | Last year, a couple of rather unusual computers emerged from China: a 386sx-based palmtop and an 8088-based mini-laptop. The average person isn’t exactly clamoring for a DOS machine these days, but they attracted quite a bit of interest among the retrocomputing scene. Now the dust has settled, [The Retro Shack]
has tak... | 24 | 7 | [
{
"comment_id": "6734672",
"author": "bob",
"timestamp": "2024-02-22T21:49:26",
"content": "let me know when they do a 486 retro thingy for less, the 90’s is the golden era, when all the buds from the 80’s blossomed into the garden before being clipped, trimmed & nerfed after the 00’s",
"parent_... | 1,760,371,999.955816 | ||
https://hackaday.com/2024/02/22/2024-hackaday-europe-call-for-participation-extended/ | 2024 Hackaday Europe Call For Participation Extended | Elliot Williams | [
"cons",
"Featured",
"News",
"Slider"
] | [
"2024 hackaday europe",
"berlin",
"cons",
"Supercon"
] | Good news, procrastineers! A few folks asked us for a little more time to get their proposals together for our upcoming 2024 Hackaday Europe event in Berlin, and we’re listening. So now you’ve got an extra week – get your proposals for
talks
or
workshops
in before February 29th.
[Joey Castillo]’s awesome custom touchpa... | 4 | 2 | [
{
"comment_id": "6735642",
"author": "Robear",
"timestamp": "2024-02-26T09:45:17",
"content": "Can I buy a ticket and have you send me the badge (USA)? I can’t attend, but just really want that badge!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6736163",... | 1,760,371,999.894247 | ||
https://hackaday.com/2024/02/22/filters-are-in-bloom/ | Filters Are In Bloom | Al Williams | [
"Software Development",
"Software Hacks"
] | [
"bloom filter"
] | If you are a fan of set theory, you might agree there are two sets of people who write computer programs: those who know what a Bloom filter is and those who don’t. How could you efficiently test to see if someone is one set or another? Well, you could
use a Bloom filter
. [SamWho] takes us through the whole thing in ... | 3 | 2 | [
{
"comment_id": "6734626",
"author": "ziggurat29",
"timestamp": "2024-02-22T17:41:46",
"content": "“…those who know what a Bloom filter is and those who don’t.”lol; perhaps should have been: “… those who [probably] know what a Bloom filter is and those who [definitely] don’t.”",
"parent_id": nul... | 1,760,372,000.003436 | ||
https://hackaday.com/2024/02/22/using-gallium-oxide-as-a-resistive-memory-element/ | Using Gallium Oxide As A Resistive Memory Element | Maya Posch | [
"Tech Hacks"
] | [
"RRAM"
] | Resistive random-access memory (RRAM) is a highly attractive form of RAM, as it promises low-power usage with stable long-term storage, even in the absence of external power. Finding the right materials to create an RRAM cell which incorporates these features is however not easy, but recently researchers have focused t... | 7 | 2 | [
{
"comment_id": "6734535",
"author": "Stephen",
"timestamp": "2024-02-22T12:09:41",
"content": "I know this is experimental, but a hundred cycles? That would last about a microsecond in a modern computer!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "673454... | 1,760,372,000.053702 | ||
https://hackaday.com/2024/02/22/unlimited-cloud-storage-youtube-style/ | Unlimited Cloud Storage YouTube Style | Al Williams | [
"Video Hacks"
] | [
"data storage",
"qr code",
"video"
] | [Adam Conway] wanted to store files in the cloud. However, if you haven’t noticed, unlimited free storage is hard to find. We aren’t sure if he wants to use the tool he built seriously, but he decided that if he could encode data in a video format, he could
store his files on YouTube
. Does it work? It does, and you ca... | 76 | 26 | [
{
"comment_id": "6734501",
"author": "Reluctant Cannibal",
"timestamp": "2024-02-22T09:13:02",
"content": "Though I appreciate the hack, this seems like destructive tech in my mind, if widely used would help precipitate the sixth mass extinction event on planet earth. Data centers are consuming ever... | 1,760,372,000.418025 | ||
https://hackaday.com/2024/02/21/replacement-pcb-replicates-early-80s-modem/ | Replacement PCB Replicates Early 80s Modem | Bryan Cockfield | [
"Network Hacks"
] | [
"acoustic",
"dial-up",
"drop-in",
"hayes",
"internet",
"modem",
"networking",
"pcb",
"replacement",
"retro",
"retrocomputing"
] | It’s certainly been a few decades, but plenty of us remember a time before widespread access to broadband internet, when connections were generally made over phone lines using acoustic modems. In the 90s these could connect you to AOL and Napster well enough, but in the early 80s the speeds were barely enough to read t... | 29 | 9 | [
{
"comment_id": "6734468",
"author": "Then",
"timestamp": "2024-02-22T07:07:28",
"content": "Looks like an ESP8266 to me.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6734529",
"author": "ethzero",
"timestamp": "2024-02-22T11:31:35",
... | 1,760,372,000.285388 | ||
https://hackaday.com/2024/02/18/double-fed-induction-motors-clever-motor-control-through-frequency/ | Double Fed Induction Motors: Clever Motor Control Through Frequency | Jenny List | [
"Tech Hacks"
] | [
"ac motor",
"induction motor",
"motor"
] | Somewhere in most engineering educations, there’s a class on induction motors. Students learn about shaded-pole motors, two-phase and three-phase motors, squirrel cage motors, and DC-excited motors. It’s a pre-requisite for then learning about motor controllers and so-called brushless DC motors. [Jim Pytel] takes this ... | 27 | 7 | [
{
"comment_id": "6733631",
"author": "C",
"timestamp": "2024-02-19T08:35:08",
"content": "So what are the upsides and downsides? Is it more cost effective to repurpose an induction motor to be a synchronous motor?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,372,000.48421 | ||
https://hackaday.com/2024/02/18/low-cost-saliva-based-biosensor-for-cancer-detection/ | Low-Cost Saliva-based Biosensor For Cancer Detection | Maya Posch | [
"Science"
] | [
"biomarker",
"biosensor",
"cancer detection"
] | More and more biomarkers that can help in the early diagnosis of diseases like cancer are being discovered every year, but often the effective application relies on having diagnostic methods that are both affordable and as least invasive as possible. This is definitely true in the case of breast cancers, where the stan... | 12 | 6 | [
{
"comment_id": "6733602",
"author": "Clueless",
"timestamp": "2024-02-19T06:21:43",
"content": "Weird picture of the PCB. Many through hole components and the remarks don’t make sense. Did they just take a random PCB as picture and slap some random texts on it?",
"parent_id": null,
"depth":... | 1,760,372,000.54012 | ||
https://hackaday.com/2024/02/18/hackaday-links-february-18-2024/ | Hackaday Links: February 18, 2024 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"ads-b",
"apple",
"Apple Vision Pro",
"ar",
"blender",
"doctorate",
"gut",
"hackaday links",
"headset",
"helicopter",
"phd",
"sensing",
"Taylor Swift",
"vr",
"WiFi jamming"
] | So it turns out that walking around with $4,000 worth of hardware on your head isn’t quite the peak technology experience that some people thought it would be. We’re talking about the recently released Apple Vision Pro headset, which
early adopters are lining up in droves to return
. Complaints run the gamut from total... | 17 | 7 | [
{
"comment_id": "6733559",
"author": "Thopter",
"timestamp": "2024-02-19T01:15:20",
"content": "“Any eyeglass wearer can certainly attest to even lightweight frames and lenses becoming a burden by the end of the day.”I dunno, I haven’t really noticed. The only time I really notice my glasses is when... | 1,760,372,000.691765 | ||
https://hackaday.com/2024/02/18/no-inductors-needed-for-this-simple-clean-twin-tee-oscillator/ | No Inductors Needed For This Simple, Clean Twin-Tee Oscillator | Dan Maloney | [
"hardware",
"Misc Hacks"
] | [
"feedback",
"filter",
"MCP6002",
"notch",
"op-amp",
"oscillator",
"rc",
"twin-tee"
] | If there’s one thing that amateur radio operators are passionate about, it’s the search for the perfect sine wave. Oscillators without any harmonics are an important part of spectrum hygiene, and while building a perfect oscillator with no distortion is a practical impossibility,
this twin-tee audio frequency oscillato... | 11 | 7 | [
{
"comment_id": "6733547",
"author": "craig",
"timestamp": "2024-02-18T22:33:33",
"content": "HP-15C calculator on the bench there for the win!!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6733738",
"author": "rclark",
"timestamp": "2024-0... | 1,760,372,000.585261 | ||
https://hackaday.com/2024/02/18/3d-print-train-wheels-for-garden-railway/ | 3D Print Train Wheels For Garden Railway | Jenny List | [
"Transportation Hacks"
] | [
"backyard railroad",
"garden railroad",
"railroad",
"railway"
] | There’s something magical about a train, whether you call it a railway or a railroad, plenty of us have hankered after our own little piece of line on which to shunt wagons or chuff around our domain. Envy [Otis Rowell] then, because he’s made himself a garden railway with the laudable purpose of moving wood pellets fo... | 15 | 7 | [
{
"comment_id": "6733504",
"author": "Sky",
"timestamp": "2024-02-18T19:05:02",
"content": "“A mere garden railway may be cool but its not in itself special, so the reason we’re featuring it here comes from something else”Don’t gatekeep the trains. More custom trains plz.",
"parent_id": null,
... | 1,760,372,000.636688 | ||
https://hackaday.com/2024/02/18/doubling-the-cpu-speed-of-the-trs-80-model-100-with-a-mod-board/ | Doubling The CPU Speed Of The TRS-80 Model 100 With A Mod Board | Maya Posch | [
"Retrocomputing"
] | [
"m100",
"model 100",
"TRS-80 model 100"
] | The TRS-80 Model 100 was released in 1983, featuring an 80C85 CPU that can run at 5 MHz, but only runs at a hair under 2.5 MHz, due to 1:2 divider on the input clock. Why cut the speed in half? It has a lot to do with the focus of the M100 on being a portable device with low power usage. Since the CPU can run at 5 MHz ... | 14 | 8 | [
{
"comment_id": "6733494",
"author": "jpa",
"timestamp": "2024-02-18T17:17:18",
"content": "It would be interesting to know how much the power usage increased with the mod.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6733540",
"author": "Andrew",
... | 1,760,372,000.744181 | ||
https://hackaday.com/2024/02/18/extreme-waterproof-3d-prints/ | Extreme Waterproof 3D Prints | Al Williams | [
"3d Printer hacks",
"drone hacks"
] | [
"dichtol",
"submersible",
"waterproof"
] | Since the crew at [CPSdrone] likes to build underwater drones — submarines, in other words — they need to 3D print waterproof hulls. At first, they thought there were several reasons for water entering the hulls, but the real reason was that water tends to soak through the print surface. They’ve
worked it all out
in th... | 21 | 8 | [
{
"comment_id": "6733415",
"author": "holysnippet",
"timestamp": "2024-02-18T12:08:59",
"content": "xD",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6733429",
"author": "Reluctant Cannibal",
"timestamp": "2024-02-18T13:16:10",
"content": "….. Now ... | 1,760,372,002.812022 | ||
https://hackaday.com/2024/02/21/stereo-photography-with-smartphones-made-better-with-syncing/ | Stereo Photography With Smartphones Made Better With Syncing | Maya Posch | [
"digital cameras hacks",
"iphone hacks"
] | [
"stereo camera",
"stereoscopic"
] | Stereo photography has been around for almost as long as photography itself, and it remains a popular way to capture a scene in its 3D glory. Yet despite the fact that pretty much everyone carries one or more cameras with them every day in the form of a smartphone, carrying a stereo photography-capable system with you ... | 16 | 7 | [
{
"comment_id": "6734162",
"author": "Carl Foxmarten",
"timestamp": "2024-02-21T09:36:07",
"content": "My perfectionist ass would probably start with a battery (probably CR2032) through a button to a pair of transistors, each wired to the separate mic lines and the Common lines connected together to... | 1,760,372,002.558455 | ||
https://hackaday.com/2024/02/20/mapping-the-nintendo-switch-pcb/ | Mapping The Nintendo Switch PCB | Bryan Cockfield | [
"Nintendo Hacks"
] | [
"desoldering",
"high resolution",
"nintendo",
"Nintendo Switch",
"photo",
"reverse engineering",
"software",
"soldering",
"testing",
"wiring"
] | As electronics have advanced, they’ve not only gotten more powerful but smaller as well. This size is great for portability and speed but can make things like repair more inaccessible to those of us with only a simple soldering iron. Even simply figuring out what modern PCBs do is beyond most of our abilities due to th... | 22 | 12 | [
{
"comment_id": "6734131",
"author": "CityZen",
"timestamp": "2024-02-21T06:24:55",
"content": "I know this isn’t directly related to computer security, but the lesson is clear: never underestimate the resourcefulness of someone with lots of free time and dedication to a task.",
"parent_id": nul... | 1,760,372,002.759311 | ||
https://hackaday.com/2024/02/20/new-modelling-shows-that-flat-protoplanets-might-be-a-thing/ | New Modelling Shows That Flat Protoplanets Might Be A Thing | Maya Posch | [
"Science",
"Space"
] | [
"computer model",
"discworld",
"protoplanet"
] | Surface density of the benchmark run disc (in g cm
−2
). The disc becomes gravitationally unstable and fragments. Four of the fragments or protoplanets are followed until they reach density 10
−3
g cm
−3
. (Credit: Fenton et al., 2024)
While the very idea of a flat planet millions of years after its formation is patent... | 23 | 10 | [
{
"comment_id": "6734124",
"author": "Eric",
"timestamp": "2024-02-21T05:18:23",
"content": "In before someone claims this is proof Earth is flat! /s",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6734158",
"author": "no-bug404",
"timestamp"... | 1,760,372,002.696798 | ||
https://hackaday.com/2024/02/20/daisugi-growing-straight-lumber-without-killing-the-tree/ | Daisugi – Growing Straight Lumber Without Killing The Tree | Navarre Bartz | [
"green hacks"
] | [
"arborist",
"bonsai tree",
"coppice",
"coppicing",
"daisugi",
"forestry",
"pollard",
"pollarding",
"tree",
"wood",
"woodworking"
] | In 14th Century Japan, there was a shortage of straight lumber for building and flat land on which to grow it. Arborists there developed a technique that looks like growing trees on top of trees,
called daisugi
.
Similar to the European practice of
pollarding
for firewood and basket materials,
daisugi
has been likened ... | 30 | 5 | [
{
"comment_id": "6734083",
"author": "smellsofbikes",
"timestamp": "2024-02-21T00:14:07",
"content": "FWIW pollarding is somewhat related, but they all fall under the idea of coppicing, which was practiced from the stone age onwards in many places across the world. Pollarding is when you did it up ... | 1,760,372,002.880288 | ||
https://hackaday.com/2024/02/20/multicolor-resin-prints-give-it-a-shot/ | Multicolor Resin Prints: Give It A Shot | Al Williams | [
"3d Printer hacks"
] | [
"Multicolor 3D printing",
"resin"
] | [Thomas TEMPE] has been
making two-color resin prints
. While printing in multiple colors is old hat for FDM printers, the way resin printers work makes it a more difficult proposition. [Thomas] has a simple solution. First, he prints an item with a cavity where he would like the second color. Then, after printing, he ... | 9 | 4 | [
{
"comment_id": "6734044",
"author": "MAC",
"timestamp": "2024-02-20T21:27:04",
"content": "This would be great for multi-colored inlays in keycaps.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6734045",
"author": "MAC",
"timestamp": "2024-... | 1,760,372,002.324145 | ||
https://hackaday.com/2024/02/20/sketchy-logg-dogg-logging-robot-remote-control-hacking/ | Sketchy Logg Dogg Logging Robot Remote Control Hacking | Maya Posch | [
"Reverse Engineering",
"Robots Hacks"
] | [
"mosfet",
"pwm",
"remote control vehicle",
"solenoid"
] | When we last left [Wes] amidst the torn-open guts of his Logg Dogg logging robot, he had managed to revitalize the engine and dug into the hydraulics, but one big obstacle remained: the lack of the remote control unit. In
today’s installment
of the Logg Dogg series, [Wes] summarizes weeks of agony over creating a custo... | 9 | 4 | [
{
"comment_id": "6734032",
"author": "Mojo",
"timestamp": "2024-02-20T19:52:39",
"content": "Needs a seat!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6734051",
"author": "IIVQ",
"timestamp": "2024-02-20T21:43:55",
"content": "You ... | 1,760,372,002.501984 | ||
https://hackaday.com/2024/02/20/our-home-automation-contest-starts-now/ | Our Home Automation Contest Starts Now! | Elliot Williams | [
"contests",
"Current Events",
"Featured",
"News"
] | [
"Hackaday Contests",
"home automation",
"home sweet home automation"
] | Your home is your castle, and what’s better than a fully automatic castle? Nothing! That’s why we’re inviting you to
submit your sweetest home automation hacks
for a chance to win one of three $150 DigiKey gift certificates. The contest starts now and runs until April 16th.
[Matej]’s
Home Buttons
gets the job done in o... | 32 | 8 | [
{
"comment_id": "6734063",
"author": "Wim_the_ancient",
"timestamp": "2024-02-20T23:42:54",
"content": "Bonus points if it still works in -let’s say- 40 years, like a normal switch does. Or do you really want to start replacing things when you’re retired (and possibly not too fit anymore).",
"pa... | 1,760,372,002.635201 | ||
https://hackaday.com/2024/02/17/wowmips-a-mips-emulator-for-windows-applications/ | WoWMIPS: A MIPS Emulator For Windows Applications | Maya Posch | [
"Reverse Engineering",
"Software Development"
] | [
"Microsoft Windows",
"mips",
"Windows NT"
] | When Windows NT originally launched it had ports to a wide variety of platforms, ranging from Intel’s x86 and i860 to DEC’s Alpha as well as the MIPS architecture. Running Windows applications written for many of these platforms is a bit tricky these days, which [x86matthew] saw as a good reason to
write a MIPS emulato... | 12 | 5 | [
{
"comment_id": "6733076",
"author": "Gravis",
"timestamp": "2024-02-17T14:26:03",
"content": "I’m a huge fan of emulating old stuff. However, it seems like static recompilation is the more adventurous route that has great benefits. The downside being that you’re locked into the target architecture ... | 1,760,372,002.454993 | ||
https://hackaday.com/2024/02/17/salvaged-meter-movements-really-pop-in-this-diy-vu-meter-bridge/ | Salvaged Meter Movements Really Pop In This DIY VU Meter Bridge | Dan Maloney | [
"Misc Hacks"
] | [
"bridge",
"moving coil",
"NE5532",
"preamp",
"pro audio",
"VU meter"
] | If you’re going to build
a nice VU meter bridge for the recording studio
, the first thing you need is a nice pair of VU meters. But lest you think it’s as easy as putting some meters into a nice box and calling it a day, think again.
This project comes to us from [Frank Olson], whose projects usually incorporate wood ... | 3 | 3 | [
{
"comment_id": "6733061",
"author": "BT",
"timestamp": "2024-02-17T13:29:30",
"content": "V.nice, and a proper write up *and* a video for YT junkies to boot.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6733176",
"author": "echodelta",
"timestamp": ... | 1,760,372,002.28015 | ||
https://hackaday.com/2024/02/16/sneaky-fix-gets-simon-back-up-and-running/ | Sneaky Fix Gets Simon Back Up And Running | Lewin Day | [
"Games"
] | [
"game",
"milton bradley",
"simon"
] | Simon
was a cutting-edge “computer controlled game” when it launched back in 1978. It would flash out a pattern of ever-increasing length and you had to copy it if you didn’t want to lose. The name, obviously inspired by the traditional folk game of
Simon Says.
[Robert] recently found an original vintage
Simon
game, bu... | 6 | 5 | [
{
"comment_id": "6733034",
"author": "deL",
"timestamp": "2024-02-17T11:28:41",
"content": "https://www.memozor.com/simon-games/simon-game",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6733081",
"author": "Mystick",
"timestamp": "2024-02-17T14:45:16",... | 1,760,372,002.925213 | ||
https://hackaday.com/2024/02/16/bioluminescent-glowing-petunias-are-now-a-thing/ | Bioluminescent Glowing Petunias Are Now A Thing | Lewin Day | [
"Misc Hacks"
] | [
"bioluminescence",
"plants"
] | Outside of the depths of the ocean, or cartoons, we’re not typically accustomed to plant life glowing or otherwise generating its own light. However, science is helping to change all that. Now, you can order some bioluminescent plants of your very own
from Light Bio.
Light Bio is a startup company working in the synthe... | 45 | 12 | [
{
"comment_id": "6732956",
"author": "RWood",
"timestamp": "2024-02-17T03:32:28",
"content": "There may be prior art… quick, call Veridian Dynamics!https://www.youtube.com/watch?v=P5rAOitj5_8Just look out for the FireSquirrel…",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,003.101828 | ||
https://hackaday.com/2024/02/16/deadblow-axe-splits-wood-with-minimal-rebound/ | Deadblow Axe Splits Wood With Minimal Rebound | Navarre Bartz | [
"Tool Hacks"
] | [
"axe",
"cordwood",
"maul",
"splitter",
"wood",
"wood splitter"
] | Dead-blow hammers are well-known in the construction industry for minimizing rebound. [Jacob Fischer] is on a mission to
bring this concept to splitting axes
.
Over the course of several months, [Fischer] has been working on adding a dead-blow to a splitting axe. This fifth iteration uses a custom-forged head from blac... | 17 | 6 | [
{
"comment_id": "6732923",
"author": "Paul",
"timestamp": "2024-02-17T01:35:07",
"content": "I couldn’t get 30 seconds into the video before plonking it, but my question was: What the heck kind of wood is he splitting that he needs to reduce rebound? Or is this thing just for the clicks?",
"par... | 1,760,372,003.152368 | ||
https://hackaday.com/2024/02/16/sonolithography-with-the-raspberry-pi-pico/ | Sonolithography With The Raspberry Pi Pico | Lewin Day | [
"digital audio hacks"
] | [
"pi pico",
"sonolithography",
"ultrasound"
] | You can do some wild things with sound waves, such as annoy your neighbours or convince other road users to move out of your way. Or, if you get into sonolithography like [Oliver Child] has,
you can make some wild patterns with ultrasound.
Sonolithography is a method of patterning materials on to a surface using finely... | 5 | 3 | [
{
"comment_id": "6732890",
"author": "Mark Topham",
"timestamp": "2024-02-16T23:50:59",
"content": "Is there a video link to see examples? Did I miss it?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6732949",
"author": "A",
"timestamp": "2024-02-17T0... | 1,760,372,003.007152 | ||
https://hackaday.com/2024/02/16/change-the-jingle-in-your-makita-charger-because-you-can/ | Change The Jingle In Your Makita Charger Because You Can | Lewin Day | [
"Arduino Hacks",
"Tool Hacks"
] | [
"battery charger",
"charger",
"drill",
"makita",
"tools"
] | Lots of things beep these days. Washing machines, microwaves, fridge — even drill battery chargers. If you’re on Team Makita, it turns out you can actually change the melody of your charger’s beep,
thanks to a project from [Real-Time-Kodi].
The hack is for the Makita DR18RC charger, and the implementation of the hack i... | 20 | 7 | [
{
"comment_id": "6732799",
"author": "Max S.",
"timestamp": "2024-02-16T19:48:05",
"content": "Oh my …. Makita means “Truthful – Without lies or deception”. If you spoof the jingle, they will have to change the name :(",
"parent_id": null,
"depth": 1,
"replies": [
{
"com... | 1,760,372,003.832072 | ||
https://hackaday.com/2024/02/18/canned-air-is-unexpectedly-supersonic/ | Canned Air Is Unexpectedly Supersonic | Donald Papp | [
"Science"
] | [
"canned air",
"mach diamonds",
"Schlieren",
"shock diamonds",
"supersonic"
] | How fast is the gas coming out from those little duster tubes of canned air? Perhaps faster than one might think!
It’s supersonic
(video, embedded below) as [Cylo’s Garage] shows by imaging clear
shock diamonds
in the flow from those thin little tubes.
Shock diamonds
are a clear indicator of supersonic flow.
Shock diam... | 18 | 8 | [
{
"comment_id": "6733397",
"author": "Erin",
"timestamp": "2024-02-18T09:39:18",
"content": "That was a canned demo in my compressible fluids course at college; the professor called it “shockwaves in a can.” Glad to see other folks coming across it; I thought that I was late to the party there.",
... | 1,760,372,003.512482 | ||
https://hackaday.com/2024/02/17/metal-3d-printing-gets-really-fast-and-really-ugly/ | Metal 3D Printing Gets Really Fast (andReallyUgly) | Donald Papp | [
"3d Printer hacks",
"Science"
] | [
"3d printing",
"aluminum",
"glass beads",
"LMP",
"metal printing"
] | The secret to
cranking out a furniture-sized metal frame in minutes
is Liquid Metal Printing (LMP), demonstrated by researchers at the Massachusetts Institute of Technology. They’ve demonstrated printing aluminum frames for tables and chairs, which are perfectly solid and able to withstand post-processing like drilling... | 8 | 4 | [
{
"comment_id": "6733359",
"author": "Ostracus",
"timestamp": "2024-02-18T06:11:17",
"content": "CandyFab sounds like a sweet idea.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6733412",
"author": "discreetsecuritysolutions",
"timestamp": "2024-02-18... | 1,760,372,003.871965 | ||
https://hackaday.com/2024/02/17/a-badge-for-ai-free-content-100-human/ | A Badge For AI-Free Content – 100% Human! | Lewin Day | [
"Machine Learning"
] | [
"ai",
"machine learning",
"not by AI"
] | These days, just about anyone with a pulse can fall on a keyboard and make an AI image generator spurt out some kind of vaguely visual content. A lot of it is crap. Some of it’s confusing. But most of all, creators hate it when their hand-crafted works are compared with these digital extrusions from mathematical slop. ... | 48 | 23 | [
{
"comment_id": "6733321",
"author": "Agammamon",
"timestamp": "2024-02-18T03:09:21",
"content": "Works great – until someone just puts it on AI generated content.The reason the ‘kosher’ or ‘halal’ or ‘UL’ tags work is because there’s a group that investigates and enforces the use of those marks – u... | 1,760,372,003.726661 | ||
https://hackaday.com/2024/02/17/star-wars-inspired-cosplay-prop-uses-old-vintage-camera/ | Star Wars-Inspired Cosplay Prop Uses Old Vintage Camera | Lewin Day | [
"Misc Hacks"
] | [
"cosplay",
"prop",
"star wars"
] | Lots of people make replica lightsabers from
Star Wars
or tricorders from
Star Trek.
Not so many people have tried to recreate the binoculars from
The Last Jedi
, but
[The Smugglers Room] whipped up a pretty rad pair from old parts.
It’s more of an
inspired
build rather than
screen-accurate,
but they’re still pretty ne... | 9 | 6 | [
{
"comment_id": "6733301",
"author": "Brad Granath",
"timestamp": "2024-02-18T02:20:26",
"content": "Star Wars prop design is *entirely* found objects from around the time of the original production.See also: Luke’s lightsaber is a Graflex flash handle, ig88’s head is a flame tube from a jet, quigon... | 1,760,372,003.457067 | ||
https://hackaday.com/2024/02/17/back-to-basics-with-a-555-deep-dive/ | Back To Basics With A 555 Deep Dive | Dan Maloney | [
"hardware"
] | [
"555",
"back to basics",
"blinkenlights",
"deep dive",
"oscillator",
"should have used a 555",
"timer",
"tutorial"
] | Many of us could sit down at the bench and whip up a 555 circuit from memory. It’s really not that hard, which is a bit strange considering how flexible the ubiquitous chip is, and how many ways it can be wired up. But when was the last time you sat down and really thought about what goes on inside that little fleck of... | 28 | 9 | [
{
"comment_id": "6733197",
"author": "Andrew",
"timestamp": "2024-02-17T21:04:03",
"content": "Pah! Could have done it with, oh, wait.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6733208",
"author": "Vexer",
"timestamp": "2024-02-17T21:20:... | 1,760,372,003.581418 | ||
https://hackaday.com/2024/02/17/enthusiast-seeks-keycap-designer-for-alphasmart-neo/ | Enthusiast Seeks Keycap Designer For Alphasmart NEO | Kristina Panos | [
"Peripherals Hacks"
] | [
"3d model",
"AlphaSmart",
"AlphaSmart NEO",
"scissor switches"
] | If you were an American kid in the 1990s, chances are good that you may have been issued a little word processing machine by your school called an Alphasmart. These purpose-built machines created by an offshoot of Apple engineers were way cheaper than the average laptop at the time, and far more prepared to be handed o... | 14 | 7 | [
{
"comment_id": "6733143",
"author": "stoneburner",
"timestamp": "2024-02-17T18:21:08",
"content": "Maybe a better way to permanently fix the issue would be to create an custom replacement PCB with low profile mechanical switches, that way the keycaps can be easily replaced with current ones.Accordi... | 1,760,372,003.778672 | ||
https://hackaday.com/2024/02/17/wireless-all-the-things/ | Wireless All The Things! | Elliot Williams | [
"Hackaday Columns",
"Rants",
"Slider",
"Wireless Hacks"
] | [
"newsletter",
"Rant",
"remote control",
"wireless"
] | Neither Tom Nardi nor I are exactly
young
anymore, and we can both remember a time when joysticks were actually connected with wires to the computer or console, for instance. Back then, even though wireless options were on the market, you’d still want the wired version if it was a reaction-speed game, because wireless ... | 48 | 19 | [
{
"comment_id": "6733103",
"author": "Cyna",
"timestamp": "2024-02-17T15:35:34",
"content": "No, Bluetooth latency is still lagging quite a bit behind, unless you manually adjust the delay.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6733109",
"au... | 1,760,372,003.953915 | ||
https://hackaday.com/2024/02/23/tool-demagnetizers-and-the-magnetic-stray-field/ | Tool Demagnetizers And The Magnetic Stray Field | Maya Posch | [
"Tool Hacks"
] | [
"magnetism"
] | If you’ve ever found yourself wondering how those tool magnetizer/demagnetizer gadgets worked,
[Electromagnetic Videos] has produced
a pretty succinct and informative video on the subject.
The magnetizer/demagnetizer gadget after meeting its demise at a cutting disc. (Credit: Electromagnetic Videos, YouTube)
While the ... | 9 | 6 | [
{
"comment_id": "6734854",
"author": "Daniel",
"timestamp": "2024-02-23T17:47:31",
"content": "As long as it leads to good learning opportunities for the followers, who cares how these articles come to be?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6734871... | 1,760,372,004.001399 | ||
https://hackaday.com/2024/02/23/this-week-in-security-wyze-screenconnect-and-untrustworthy-job-postings/ | This Week In Security: Wyze, ScreenConnect, And Untrustworthy Job Postings | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"screenConnect",
"spyware",
"Wyze"
] | For a smart home company with an emphasis on cloud-connected cameras, what could possibly be worse than accidentally showing active cameras to the wrong users?
Doing it again
, to far more users, less than 6 months after the previous incident.
The setup for this breach was an AWS problem, that caused a Wyze system outa... | 7 | 5 | [
{
"comment_id": "6734818",
"author": "Leithoa",
"timestamp": "2024-02-23T15:54:27",
"content": "FWIW Wyze released an experimental firmware that lets you use their cameras as a simple rtsp camera. The firmware is no longer supported but it’s still linked to on some of their forum posts.",
"paren... | 1,760,372,004.042016 | ||
https://hackaday.com/2024/02/23/your-noisy-fingerprints-vulnerable-to-new-side-channel-attack/ | Your Noisy Fingerprints Vulnerable To New Side-Channel Attack | Dan Maloney | [
"Security Hacks"
] | [
"AFIS",
"ai",
"fingerprint",
"friction",
"GaN",
"MasterPrint",
"MEMS",
"smartphone",
"spectrogram"
] | Here’s a warning we never thought we’d have to give: when you’re in an audio or video call on your phone, avoid the temptation to doomscroll or use an app that requires a lot of swiping. Doing so just might save you from getting your identity stolen through the most improbable vector imaginable — by
listening to the so... | 28 | 14 | [
{
"comment_id": "6734757",
"author": "Jan",
"timestamp": "2024-02-23T12:13:37",
"content": "“not fabulous performance, but still pretty scary given how new this is”A major pitfall in every new technology is assuming that its progress continues at the same rate. Ignoring the fact that everything has ... | 1,760,372,004.1782 | ||
https://hackaday.com/2024/02/23/esp32-oscilloscope-skips-screen-for-the-browser/ | ESP32 Oscilloscope Skips Screen For The Browser | Bryan Cockfield | [
"Tool Hacks"
] | [
"browser",
"ESP32",
"i2c",
"oscilloscope",
"remote",
"screen",
"test equipment"
] | An oscilloscope can be an expensive piece of equipment, but not every measurement needs four channels and gigahertz sampling rates. For plenty of home labs, old oscilloscopes with CRTs can be found on the used marketplace for a song that are still more than capable of getting the job done, but even these can be overpow... | 29 | 11 | [
{
"comment_id": "6734742",
"author": "alialiali",
"timestamp": "2024-02-23T09:07:43",
"content": "Genuinely one of the best ideas I’ve seen in a long while. Especially with the triggering I don’t think I’d often need anything else.All it needs is a JavaScript based asteroids implementation.",
"p... | 1,760,372,004.112042 | ||
https://hackaday.com/2024/02/22/the-latest-advancements-in-portable-n64-modding/ | The Latest Advancements In Portable N64 Modding | Donald Papp | [
"classic hacks",
"Games",
"Nintendo Hacks"
] | [
"3d printed",
"mod",
"n64",
"nintendo",
"portable"
] | [Chris Downing] has been in the mod scene a long time, and
his 5th GeN64 Portable
is his most modern portable Nintendo 64 yet. The new build has an improved form factor, makes smart use of 3D printing and CNC cutting, efficiently uses PCBs to reduce wiring, and incorporates a battery level indicator. That last feature ... | 7 | 4 | [
{
"comment_id": "6734810",
"author": "Gravis",
"timestamp": "2024-02-23T15:15:55",
"content": "It’s impressive but at this point wouldn’t it just be better to simply make a full PCB then transplant a few key components?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comme... | 1,760,372,004.618975 | ||
https://hackaday.com/2024/02/22/the-eliza-archaeology-project-uncovering-the-original-eliza/ | The ELIZA Archaeology Project: Uncovering The Original ELIZA | Maya Posch | [
"Software Development"
] | [
"artificial intelligence",
"eliza",
"natural language processing"
] | Since ELIZA was created by [Joseph Weizenbaum] in the 1960s, its success had led to many variations and ports being written over the intervening decades. The goal of the
ELIZA Archaeology Project
by Stanford, USC, Oxford and other university
teams
is to explore and uncover as much of this history as possible, starting ... | 31 | 12 | [
{
"comment_id": "6734722",
"author": "scott_tx",
"timestamp": "2024-02-23T05:06:14",
"content": "chatgpt is embarrassed by its primitive ancestors.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6734725",
"author": "zeiche",
"timestamp": "2024-02-23T06... | 1,760,372,004.511734 | ||
https://hackaday.com/2024/02/22/making-wooden-shingles-with-hand-tools/ | Making Wooden Shingles With Hand Tools | Navarre Bartz | [
"home hacks",
"Retrotechtacular",
"Tool Hacks"
] | [
"axe",
"froe",
"roofing",
"shake",
"shingle",
"wood",
"woodworking"
] | While they have mostly been replaced with other roofing technologies, wooden shingles have a certain rustic charm. If you’re curious about
how to make them by hand
, [Harry Rogers] takes us through his friend [John] making some.
There are two primary means of splitting a log for making shingles (or shakes). The first i... | 23 | 12 | [
{
"comment_id": "6734697",
"author": "Anonymous",
"timestamp": "2024-02-23T01:24:04",
"content": "I saw this and thought “wait, haven’t I seen this before?”Turns out yeah I did, the video is 6 years old.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6734701",... | 1,760,372,004.673145 | ||
https://hackaday.com/2024/02/16/slime-mold-powered-smart-watches-see-humans-fall-in-love-with-the-goo/ | Slime Mold-Powered Smart Watches See Humans Fall In Love With The Goo | Lewin Day | [
"Featured",
"Interest",
"Misc Hacks",
"Slider"
] | [
"medicine",
"mold",
"slime mold",
"tamagotchi"
] | Humans are very good at anthropomorphising things. That is, giving them human characteristics, like ourselves. We do it with animals—see just about any cartoon—and we even do it with our own planet—see Mother Nature. But we often extend that courtesy even further, giving names to our cars and putting faces on our compu... | 14 | 9 | [
{
"comment_id": "6732755",
"author": "TG",
"timestamp": "2024-02-16T18:11:12",
"content": "This is the kind of experiment where they always know what message they want to put across before they do anything.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6732... | 1,760,372,004.569586 | ||
https://hackaday.com/2024/02/16/hackaday-podcast-episode-258-so-much-unix-flipper-flip-out-and-the-bus-pirate-5/ | Hackaday Podcast Episode 258: So Much Unix, Flipper Flip-out, And The Bus Pirate 5 | Tom Nardi | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Hackaday Editors Elliot Williams and Tom Nardi discuss all the week’s best and most interesting hacks and stories, starting with Canada’s misguided ban on the Flipper Zero for being too spooky. From there they’ll look at the state-of-the-art in the sub-$100 3D printer category, Apple’s latest “Right to Repair” loophole... | 2 | 1 | [
{
"comment_id": "6732764",
"author": "(Little) Bobby Tables.",
"timestamp": "2024-02-16T18:38:11",
"content": "So – how do I claim my T-Shirt",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6732790",
"author": "Elliot Williams",
"timestamp": "... | 1,760,372,004.450646 | ||
https://hackaday.com/2024/02/16/compact-cycloidal-drive-lives-inside-this-custom-brushless-motor/ | Compact Cycloidal Drive Lives Inside This Custom Brushless Motor | Dan Maloney | [
"Robots Hacks"
] | [
"actuator",
"BLDC",
"brushless",
"cycloidal",
"eccentric",
"robot",
"rotor",
"stator"
] | With the popularity of robot dogs, many people have gotten on the bandwagon and tried building DIY versions. Most of them end up attaching a gearbox to an off-the-shelf brushless motor and call it a day. Not everyone goes that way, though, which is why
this internal cycloidal drive actuator
caught our eye.
Taking desig... | 7 | 5 | [
{
"comment_id": "6732717",
"author": "Ostracus",
"timestamp": "2024-02-16T16:46:32",
"content": "How’s vibration?https://en.wikipedia.org/wiki/Cycloidal_drive",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6732734",
"author": "Canuckfire",
"t... | 1,760,372,004.91138 | ||
https://hackaday.com/2024/02/16/this-week-in-security-filename-not-sanitized-monikerlink-and-snap-attack/ | This Week In Security: Filename Not Sanitized, MonikerLink, And Snap Attack! | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"ClamAV",
"ntlm",
"snap",
"This Week in Security"
] | Reading through
a vulnerability report about ClamAV
, I came across a phrase that filled me with dread: “The file name is not sanitized”. It’s a feature,
VirusEvent
, that can be enabled in the ClamnAV config. And that configuration includes a string formatting function, where the string includes
%v
and
%s
, which gets... | 7 | 5 | [
{
"comment_id": "6732688",
"author": "JRD",
"timestamp": "2024-02-16T16:03:44",
"content": "No mention of the latest leak reported by Brian Krebs two days ago?“U. S. Internet”, whose Securance unit is supposed to provide email filtering for businesses, had an open web page that listedevery oneof the... | 1,760,372,004.951913 | ||
https://hackaday.com/2024/02/16/the-latest-windows-11-release-might-not-work-on-your-oldest-machines/ | The Latest Windows 11 Release Might Not Work On Your Oldest Machines | Lewin Day | [
"computer hacks",
"Software Hacks"
] | [
"microsoft",
"obsolescence",
"Windows 11"
] | Everybody knows you can’t install Windows XP on a 386, or Windows 95 on an original IBM PC. But for Windows 11, the goalposts seem to be changing with newer releases of the existing OS. As covered by
The Register,
it appears the latest Windows 11 24H2 update might be incompatible with older machines.
It’s all down to t... | 80 | 17 | [
{
"comment_id": "6732583",
"author": "Bob Thing",
"timestamp": "2024-02-16T12:23:29",
"content": "One of the reasons for removing support for vaguely recent CPUs was the hardware vulnerabilities found in predictive branching. Patching against these in software added massive complexity and performanc... | 1,760,372,004.867264 | ||
https://hackaday.com/2024/02/16/all-sky-camera-checks-for-aurora/ | All-Sky Camera Checks For Aurora | Bryan Cockfield | [
"digital cameras hacks",
"Raspberry Pi",
"Space"
] | [
"all-sky camera",
"aurora",
"camera",
"northern lights",
"plumbing",
"PVC",
"raspberry pi",
"wide angle lens"
] | The aurora borealis (and its southern equivalent, the aurora australis) is a fleeting and somewhat rare phenomenon that produces vivid curtains of color in the sky at extreme latitudes. It’s a common tourist activity to travel to areas where the aurora is more prevalent in order to catch a glimpse of it. The best oppor... | 4 | 3 | [
{
"comment_id": "6732558",
"author": "James",
"timestamp": "2024-02-16T11:13:57",
"content": "Nice little project, I’m always on the Aurora hunt. I am looking forward to reading the detection process, I assume it will be an area/colour based detector but maybe there’s a curve ball in there?",
"p... | 1,760,372,004.991583 | ||
https://hackaday.com/2024/02/15/how-intel-gave-us-the-pci-bus-while-burying-vesas-vl-bus/ | How Intel Gave Us The PCI Bus While Burying VESA’s VL-Bus | Maya Posch | [
"History"
] | [
"intel",
"pci",
"vesa local bus"
] | Gigabyte GA486IM mainboard from 1994 with ISA, VLB and PCI slots. (Credit:
Rjluna2
, Wikimedia)
The early days of home computing were quite a jungle of different standards and convoluted solutions to make one piece of hardware work on as many different platforms as possible. IBM’s PC was an unexpected shift here, as wi... | 39 | 15 | [
{
"comment_id": "6732440",
"author": "paulvdh",
"timestamp": "2024-02-16T08:01:37",
"content": "From what I remember, VLB was only meant to be very temporarily because it took too much time to deveop PCI. And the linked to Wikipedia confirms this:> The VESA Local Bus was designed as a stopgap soluti... | 1,760,372,005.072589 | ||
https://hackaday.com/2024/02/15/you-could-be-relatively-cooler-in-diamond-coated-clothing/ | You Could Be Relatively Cooler In Diamond-Coated Clothing | Kristina Panos | [
"Wearable Hacks"
] | [
"clothing",
"cooling clothing",
"nanodiamonds"
] | We vaguely remember what we believe was a DuPont commercial in the late ’80s or early ’90s touting that one day, they would make clothing that could cool you. And sure, there is clothing that allows heat to escape — fishnet shirts come to mind most immediately — but a group of scientists at Australia’s RMIT University ... | 14 | 6 | [
{
"comment_id": "6732292",
"author": "Paul",
"timestamp": "2024-02-16T03:11:34",
"content": "Seeing ” treated samples released 2 to 3 ºC (3.6 to 5.4 ºF) more heat “, I had to go check the original source. Sure enough, that nonsensical statement is right from that fluff piece. Maybe something got l... | 1,760,372,005.181282 | ||
https://hackaday.com/2024/02/15/why-stealing-a-car-with-flipper-zero-is-a-silly-idea/ | Why Stealing A Car With Flipper Zero Is A Silly Idea | Maya Posch | [
"News",
"Security Hacks"
] | [
"car theft",
"flipper zero"
] | In another regular installment of politicians making ridiculous statements about technology, Canada’s Minister of Innovation, Science and Industry, [François-Philippe Champagne], suggested banning Flipper Zero and similar devices from sale in the country, while accusing them of being used for ‘stealing cars’ and simila... | 27 | 9 | [
{
"comment_id": "6732237",
"author": "irox",
"timestamp": "2024-02-16T00:32:58",
"content": "Flipper Zero is a toy marketed as a bad-boy hacker tool. This marketing is going to come back to haunt Flipper, hopefully it won’t taint others in the process…",
"parent_id": null,
"depth": 1,
"... | 1,760,372,005.130981 | ||
https://hackaday.com/2024/02/15/brushless-esc-becomes-dual-motor-brushed-esc-with-a-few-changes/ | Brushless ESC Becomes Dual-Motor Brushed ESC With A Few Changes | Lewin Day | [
"Misc Hacks"
] | [
"brushed motor",
"brushless motor",
"esc",
"motor"
] | What is a brushless ESC, really? Well, generally, it’s usually a microcontroller with a whole lot of power transistors hanging off it to drive three phases of brushless motor coils. [Frank Zhao] realised that with a little reprogramming, you could simply
use a brushless ESC to independently run two brushed motors.
Thus... | 15 | 8 | [
{
"comment_id": "6732167",
"author": "Mike",
"timestamp": "2024-02-15T21:03:22",
"content": "There are already many stock ESC’s that do this already without changing any firmware.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6732263",
"author": "pe... | 1,760,372,005.331533 | ||
https://hackaday.com/2024/02/15/retrotechtacular-some-days-you-just-cant-get-rid-of-a-nuclear-bomb/ | Retrotechtacular: Some Days You Just Can’t Get Rid Of A Nuclear Bomb | Dan Maloney | [
"Retrotechtacular"
] | [
"bomb",
"decommision",
"disassembly",
"dismantlement",
"nuclear",
"Pantex",
"Plutonium",
"retrotechtacular"
] | It may seem a bit obvious to say so, but when a munition of just about any kind is designed, little thought is typically given to how to dispose of it. After all, if you build something that’s supposed to blow up, that pretty much takes care of the disposal process, right?
But what if you design something that’s suppos... | 19 | 8 | [
{
"comment_id": "6732142",
"author": "smellsofbikes",
"timestamp": "2024-02-15T20:00:34",
"content": "A friend of mine did his PhD thesis on modeling how a mistake that caused the conventional explosives to explode would propagate through the decommissioning site, where the shock wave would be letha... | 1,760,372,005.285455 | ||
https://hackaday.com/2024/02/15/linux-fu-curling-c/ | Linux Fu: Curling C | Al Williams | [
"Hackaday Columns",
"Linux Hacks"
] | [
"curl",
"Linux Fu"
] | Sometimes, it pays to read the man pages of commands you use often. There might be a gem hidden in there that you don’t know about. Case in point: I’ve used curl (technically, cURL, but I’m going to stick with curl) many times to grab data from some website or otherwise make a web request. But what happens if you want ... | 11 | 8 | [
{
"comment_id": "6732103",
"author": "Ostracus",
"timestamp": "2024-02-15T18:21:53",
"content": "I’ve seen commercial programs that use curl behind the scenes.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6732114",
"author": "Josh",
"timest... | 1,760,372,005.233627 | ||
https://hackaday.com/2024/02/15/a-1960s-plc-gives-up-its-secrets/ | A 1960s PLC Gives Up Its Secrets | Jenny List | [
"classic hacks",
"Teardown"
] | [
"electromechanical",
"motor controlelr",
"plc"
] | When it comes to process automation, the go-to part in most industrial settings is a Programmable Logic Controller, or PLC. These specialized computers will have a modern microcontroller running the show, but surprisingly the way they are programmed still has echoes of a time before electronic PLCs when such control wo... | 7 | 5 | [
{
"comment_id": "6732064",
"author": "nottinghamcitytraveller",
"timestamp": "2024-02-15T16:38:47",
"content": "There are electro-mechanical relays all over the place making up protection systems in electricity substations in the UK at least, many of this vintage and some older. Quite complex arrang... | 1,760,372,005.618181 | ||
https://hackaday.com/2024/02/15/electrical-steel-the-material-at-heart-of-the-grid/ | Electrical Steel: The Material At The Heart Of The Grid | Dan Maloney | [
"Engineering",
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"hysteresis",
"iron",
"magnetism",
"material science",
"steel",
"transformer"
] | When thoughts turn to the modernization and decarbonization of our transportation infrastructure, one imagines it to be dominated by exotic materials. EV motors and wind turbine generators need magnets made with rare earth metals (which turn out to be
not all that rare
), batteries for cars and grid storage need
lithiu... | 32 | 12 | [
{
"comment_id": "6732042",
"author": "Jan Praegert",
"timestamp": "2024-02-15T15:48:49",
"content": "Wow. Why is there no one-sentence-definition of steel in this thing? It is not that difficult.Steel is forgeable (!) iron with less than 2% carbon (a dram more for stainless steel).",
"parent_id"... | 1,760,372,005.69126 | ||
https://hackaday.com/2024/02/15/make-your-bookshelf-clickable/ | Make Your Bookshelf Clickable | Al Williams | [
"Software Development",
"Software Hacks"
] | [
"GPT",
"image processing",
"ocr"
] | We’ll confess that we have a fondness for real books and plenty of them. So does [James], and he decided he needed
a way to take a picture of his bookshelves and make each book clickable
to find more information. This is one of those things that sounds fairly simple until you decide to do it. You can
try an example of ... | 21 | 7 | [
{
"comment_id": "6731957",
"author": "CJay",
"timestamp": "2024-02-15T12:32:36",
"content": "“After all OCR isn’t a hard problem”Oh sweet summer child…OCR isn’t hard *now* because we have incredible amounts of computing power and hi-res image capture but by god it was difficult when PCs still had RA... | 1,760,372,005.528297 | ||
https://hackaday.com/2024/02/15/lift-those-pins-with-ease/ | Lift Those Pins With Ease | Jenny List | [
"how-to"
] | [
"IC pin",
"rework",
"soldering"
] | Reworking is one of the regular tasks of anyone who is involved in an electronic design process, because try as we might, it’s rare to get a design perfectly right the first time. Some reworking tasks are more difficult than others though, and we have to admit that lifting an IC pin doesn’t always result in success. Bu... | 17 | 8 | [
{
"comment_id": "6731904",
"author": "mime",
"timestamp": "2024-02-15T09:21:48",
"content": "good find, thanks",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6731932",
"author": "Chris Soukup",
"timestamp": "2024-02-15T11:16:05",
"content": "I reme... | 1,760,372,005.577488 | ||
https://hackaday.com/2024/02/14/developing-in-pascal-on-the-commodore-64-with-abacus-super-pascal-64/ | Developing In Pascal On The Commodore 64 With Abacus Super Pascal 64 | Maya Posch | [
"Retrocomputing",
"Software Development"
] | [
"abacus software",
"commodore 64",
"Pascal"
] | Abacus Super Pascal 64 for the Commodore 64.
Most people associate the Commodore 64 with Commodore BASIC and precompiled applications, but it also had a number of alternative development environments produced for it. One of these was Super Pascal 64 by Abacus. A solid introduction to this software package is provided i... | 8 | 4 | [
{
"comment_id": "6731935",
"author": "Chris Soukup",
"timestamp": "2024-02-15T11:20:02",
"content": "I remember In the 80s everything was “super” and “deluxe”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6731942",
"author": "S",
"timestamp"... | 1,760,372,005.73693 | ||
https://hackaday.com/2024/02/14/shuji-nakamura-the-man-who-gave-us-the-blue-led-despite-all-odds/ | Shuji Nakamura: The Man Who Gave Us The Blue LED Despite All Odds | Maya Posch | [
"LED Hacks",
"Science"
] | [
"blue LED",
"led",
"semiconductor"
] | With the invention of the first LED featuring a red color, it seemed only a matter of time before LEDs would appear with other colors. Indeed, soon green and other colors joined the LED revolution, but not blue. Although some dim prototypes existed, none of them were practical enough to be considered for commercializat... | 68 | 18 | [
{
"comment_id": "6731772",
"author": "MinorHavoc",
"timestamp": "2024-02-15T03:32:47",
"content": "I agree, Dr. Nakamura isn’t recognized enough for his efforts and ultimate breakthrough despite the forces and odds against him. His Nobel prize was well-earned.Nichia Corporation, on the other hand, ... | 1,760,372,006.164729 | ||
https://hackaday.com/2024/02/14/floss-weekly-episode-769-10-more-internet/ | FLOSS Weekly Episode 770: 10% More Internet | Jonathan Bennett | [
"Podcasts"
] | [
"David Taht",
"FLOSS Weekly",
"internet",
"ipv4",
"IPv6"
] | This week, Jonathan Bennett and Doc Searls talk with David Taht about the state of the Internet and, specifically, IPv4 exhaustion. We’re running out of IPv4 addresses! But we’ve been running out for something like ten years now. What gives? And why are nearly 20% of the world’s IPv4 addresses sitting unused? David has... | 7 | 4 | [
{
"comment_id": "6731743",
"author": "Ostracus",
"timestamp": "2024-02-15T01:45:41",
"content": "Thought the military was holding onto a lot of IP4 addresses?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6731828",
"author": "Steven Naslund",
... | 1,760,372,005.775318 | ||
https://hackaday.com/2024/02/14/ring-around-the-inverter/ | Ring Around The Inverter | Al Williams | [
"Parts"
] | [] | [Dr. Shane] asks the question: what happens if you connect the output of an inverter logic gate back to the input? In theory, it doesn’t make sense, but depending on the gate’s physical construction, you’ll get into a strange state. The transistors within the gate
will behave differently
than they normally would, and y... | 19 | 10 | [
{
"comment_id": "6731637",
"author": "Twisty Plastic",
"timestamp": "2024-02-14T21:27:44",
"content": "When you connect an inverter that way Michael J Fox’s siblings start to disappear from pictures.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6731650",
... | 1,760,372,006.000856 | ||
https://hackaday.com/2024/02/14/how-different-are-spacex-thermal-tiles-from-the-space-shuttles/ | How Different Are SpaceX Thermal Tiles From The Space Shuttle’s? | Maya Posch | [
"Science",
"Space"
] | [
"Space Shuttle",
"starship",
"thermal tile"
] | When SpaceX first showed off the thermal tiles on its Starship spacecraft that should keep it safe when re-entering the Earth’s atmosphere towards the loving embrace of the chopsticks on the launch tower, some similarity to the thermal tiles on NASA’s now retired Space Shuttle Orbiter was hard to miss.
Electron microsc... | 9 | 4 | [
{
"comment_id": "6731614",
"author": "Ostracus",
"timestamp": "2024-02-14T20:27:11",
"content": "Ice and fragile where the biggest issues. Of course there’s no longer a big fuel tank for ice to fall off of.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "673214... | 1,760,372,005.947244 |
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