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The laptop that won't die
My $200, 12-year-old Thinkpad has outlasted two high-end Macbooks
New
The latest blog posts to take off on Hacker News. 4,806 posts.
Hardware & Electronics
Any year
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Building an occupancy sensor with a $5 ESP32 and a serverless DB
How I built an occupancy sensor with an ESP32C3, Cloudflare Workers/D1, and Grafana
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Don't waste money on a math coprocessor they said
Well it’s been no secret, but OS/2 6.123 on my PS/2 model 80, is insanely unstable running simple MS-DOS based games (large EXE’s)
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A kernel developer made my styluses work again on newer kernels
Both styluses of my XPPen Artist 24 Pro and XPPen Artist 16 Pro Gen2 styluses are now usable again on newer Linux kernels.
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The Apple Network Server's all-too-secret weapon (featuring PPC Toolbox)
Most of my systems are microcomputers (and commensurately sized), though I do have some moderately larger beasts: you've met homer , my 1987...
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Passive radiative cooling ceramic with high solar reflectivity
A significant breakthrough in developing a passive radiative cooling (PRC) material has been announced by researchers at City University of Hong Kong (CityU) . The findings have just been published in the prestigious scientific journal Science titled “ Hierarchically structured passive radiative cooling ceramic with…
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Interview with Jeff Geerling
Andrew Gregory of HackSpace magazine sat down with the one and only Jeff Geerling to chat about the wholesome corner of the internet he created.
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Nordic is getting involved in RISC-V
What RISC-V will do is give our customers is an extra option when seeking to minimize power consumption in certain applications where the (many) tradeoffs of not using an Arm-based core are acceptable.
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Lessons learned by a software guy venturing into hardware
Join me as I transition from soft to hardware with the SidecarTridge Multi-device. Insights and challenges of creating a ROM cartridge emulator for Atari ST
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Reverse engineering the Intel 386 processor's register cell
The groundbreaking Intel 386 processor (1985) was the first 32-bit processor in the x86 line. It has numerous internal registers: general-pu...
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Home Assistant blocked from integrating with Garage Door opener API
Why the MyQ integration will be removed in Home Assistant 2023.12
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Real vs. fake AirPods with industrial CT
CT scans of counterfeit AirPods Pro and MagSafe chargers reveal pouch cell batteries in circular cavities, internal weights, and a fake ground pin.
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Regarding Proposed US Restrictions on RISC-V
A bipartisan group of 18 lawmakers in the US Congress have recently amplified a request to the White House and the Secretary of Commerce to place restrictions on Americans working with RISC-V (see also the initial request from the Senate ) in order to prevent China from gaining dominance in CPU technology.
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FPGA Dev Boards for $150 or Less
FPGA Development Boards for Under $150 Posted today In the dynamic world of FPGA design, breaking the bank shouldn't be a prerequisite to diving into hands-on experimentation and learning. Fortunately, a plethora of FPGA development boards have emerged that are not only feature-rich, but also surprisingly affordab
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Intel 80386, a Revolutionary CPU
The 80386 is the most important CPU Intel ever produced. It confirmed the importance of the x86 line and sparked a computing revolution. And yet it almost never saw the light of day. This is the history of the 386 and why it was such a landmark.
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I need more USB power
Everything seems to be USB-C powered nowadays - I need more power on my workbench!
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Wooden Game Boy
You made me create a wooden Game Boy shell. Yes, you made me do it. After I got myself a CNC machine a while back I just made a wooden Game Boy cartridge to get to know the machine, but social media wanted more. So, I made a Game Boy out of walnut wood. Click the image to see the video on youtube.com. You can see the…
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M3 Macs: there's more to performance than counting cores
A look at some of the factors determining the performance of new M3 chips compared to the M1 and M2 versions, and how not to compare them.
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Enable ARMv9 Memory Tagging Extension (MTE) on Pixel 8
The Pixel 8 hardware ( Tensor G3 ) supports the ARM Memory Tagging Extension (MTE) , and software support is available both in Android userspace and the Linux kernel. This feature is a powerful defense against linear buffer overflows and many types of use-after-free flaws. I’m extremely happy to see this hardware…
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Raspberry Pi receives strategic investment from Arm
Arm has acquired a minority stake in Raspberry Pi, further extending a successful long-term partnership between the two companies.
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Home Assistant 2023.11
Introducing a brand new to-do entity type and use it locally with Todoist or Google Tasks. Matter 1.2 is here! New conditions for the conditional card to tailor your dashboards, select custom date ...
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Now you're thinking with relays
Tinkering with relay-based logic just for the fun of it.
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A kernel update broke my stylus
In short, after a Linux kernel update (6.5.8-200.fc.x86_64 on Fedora KDE), I can't use the top button of my pen on my tablet. This is really affecting my digital painting workflow!
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Upstream Linux support available for Qualcomm Snapdragon 8 Gen 3 Mobile Platform
Effortless upstream Linux integration, powerful performance optimization, running AOSP with Mainline and last but not least continued collaboration
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Apple’s keynote event shot on iPhone and edited on Mac
Apple goes behind the scenes of Scary Fast, a special event unveiling the all-new MacBook Pro family and iMac.
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Reverse-engineering Ethernet backoff on the Intel 82586 network chip's die
Introduced in 1973, Ethernet is the predominant way of wiring computers together. Chips were soon introduced to handle the low-level aspects...
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