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Apple’s $9 engineering marvel no one wants (2017)
It’s the Lightning to 3.5 mm headphone jack adapter. I figured Apple got rid of the headphone jack and came up with this simple adapter to send analog audio signals from the phone to a 3.5 mm jack. Simple, right?
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Why Does My Remote Control Need to Know My Location?
Here's an interesting user-hostile pattern which could easily be avoided if programmers and business-people thought like regular humans. I have a Pioneer / Onkyo sound system. It's pretty nice and comes with a (not too crappy) Android app to let me remote control it. One day, the app updated itself. The changelog was…
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Buying an IBM Mainframe
I bought an IBM mainframe for personal use. I am doing this for learning and figuring out how it works. If you are curious about what goes i...
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All Magic Leap Patents Have Been Assigned to J.P. Chase Morgan as Collateral
Just A Quick Note Today on Magic Leap 2+ Month Old News Things have been very quiet lately with respect to Magic Leap. So quiet, that apparently the assignment of all of Magic Leap patents over 2 m…
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A Pi-Powered Plan 9 Cluster
Building a 4-node cluster for experimenting with the distributed operating system.
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The IBM Pentium 4 64-Bit CPU
This time we will talk about one unique Intel processor, which did not appear on the retail market and whose reviews you will not find on the Internet. This processor was produced purely by special order for one well-known manufacturer of computer equipment. Also in the framework of this article I will try to assemble…
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AMD GCN Radeon Support in GCC 9
This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project .
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Need a USB Cable? Build One
Personal homepage of Josef Adamcik
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Hacking Digital Calipers
A collaborative AI workspace, built on your company context. Build and orchestrate agents right alongside your team's projects, meetings, and connected apps.
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Iconic consoles of the IBM System/360 mainframes, 55 years old today
The IBM System/360 was a groundbreaking family of mainframe computers announced on April 7, 1964. Designing the System/360 was an extremely...
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How does the Hololens 2 matter?
So that happened, the Hololens 2 has been released. A few people have asked me what I think, so it’s about time I got my thoughts down on paper the interwebs. I’ve had a day or 2 to mull over it ...
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Oldest Viable Laptop (2017)
What’s the oldest laptop you could reasonably do your job with? 3 years old? 5 years? 10? And if asked the same question 10 years ago, would your number be higher or lower? Thanks to a failing batte…
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Hacking Water
From water insecurity to offgrid, solar pumped, gravity flow 1000 gallons of running water.
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The 16-Inch MacBook Pro
After my first day with the new 16-inch MacBook Pro, I’m very optimistic about it.
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Hacking the Casio F-91W to Handle 1000 Psi
The Casio F-91W is one of the most iconic watches of the past few decades. It’s notoriously cheap, reliable, and retro; in fact, it’s probably the only watch that was worn by both Obama and Osama . At just under $10, it’s the perfect daily beater watch. And in the age where you need to charge your Apple Watch every…
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AMD EPYC processors come to Google, and to Google Cloud
Google is using the new 2nd Gen AMD EPYC processor for its own workloads, and will offer VMs based on the chip to Google Cloud customers.
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New laser ultrasound technique can remotely image the inside of a person
MIT researchers have produced the first “laser ultrasound” images in humans, using eye- and skin-safe lasers. The new technique enables noncontact ultrasound imaging, which may help clinicians to remotely assess patients, infants, and contact-sensitive subjects such as burn victims.
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Where do interrupts happen?
Trying to determine exactly where asynchronous interrupts are delivered on Intel CPUs.
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Project Silica proof-of-concept stores movie on quartz glass
Microsoft and Warner Brothers collaborate to store and retrieve the 1978 'Superman' movie on a piece of glass roughly the size of a drink coaster.
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A2-class microSD cards offer no better performance for the Raspberry Pi
Update: See follow-up post about A1 vs A2 performance, Raspberry Pi microSD follow-up, SD Association fools me twice?. After I published my 2019 Raspberry Pi microSD card performance comparison, I received a lot of feedback about newer 'A2' Application Performance class microSD cards, and how they could produce even…
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Unleashing Open-Source Silicon
We all know that open source software has changed the fundamental nature of the software industry and that Google generously adds fuel to this culture of openness and community through Google Summer of Code. What few people realize is that there is another major industry that is ripe for an open source overhaul—the…