Sunday, October 08
Daily News Stuff 8 October 2023
Real Shit Edition
Real Shit Edition
Top Story
- Samsung's new small Android tablet, the Galaxy Tab A9, is here, and it's shit. (Liliputing)
The 8.7" screen has a resolution of 1340x800, barely better than Google's original Nexus 7 model from 2012. The 2013 model immediately fixed that with a much improved 1920x1200 screen.
To still be offering such low resolutions in 2023 is laughable. Every other spec is good - it's like offering a high performance sports car with 9" wheels.
There's a Tab 9+ model with a 1920x1200 screen - but that's 11", and there are literally dozens of models like that.
Tech News
- Berry is a scripting language for microcontrollers. (Berry)
Without the compiler it needs just 40k of ROM and 4k of RAM, so it will fit easily in a Raspberry Pi Pico, which has 2M of ROM and 264k of RAM.
The whole thing, compiled, is under 300k.
The language itself is very clean and simple. If you know Python all you need to do is remember to put in end statements and stop with the : at the beginning of blocks. If you know Ruby you'll just need to adapt to Python-style classes and exceptions.
Is it fast... Uh, no, not particularly. Faster than Python in trivial benchmarks. More than 20 times slower than LuaJIT - though that is rather less suitable for use on microcontrollers.
- Senators Marco Rubio and Mark Warner want to block China from building RISC-V processors... Which are open source. (Tom's Hardware)
I wondered if there was more to this than there seemed at first glance, so I also read the Reuters article linked by Tom's Hardware.
Nope. It's just stupid. It's like trying to forbid China from learning algebra. It's already out there, you idiots.
- Gibson Research, maker for many many years of hard drive repair tool SpinRite, has released a free utility to check USB drives. (Tom's Hardware)
There's been a flood of implausibly cheap drives recently with implausibly large capacities from implausibly-named vendors like... Huh. Amazon seems to have been cleaning up a bit. Though there are still a whole lot of 2TB micro SD cards from "Lenovo" that you shouldn't touch with a burnt stick.
Anyway, they put a 4GB microSD card inside a USB thumb drive and reprogram it to pretend to be 2TB. Plug it in, write files to it, it all works fine. Until you use 4GB of space whereupon it simply starts overwriting earlier data.
- Asus has a new PCIe card that can take four PCIe 5.0 M.2 SSDs, for a combined 60GBps of bandwidth. (Tom's Hardware)
That sounds like it should be horribly expensive, but it's just $80. That's because all the logic needed to run it is built into your CPU... If you have an AMD chip.
If you're on Intel you may find that only two of the four slots work.
And you can only put it in the primary PCIe slot in your system - where the graphics card would normally go.
Good for building small servers though, where you don't need a graphics card at all.
- Should you buy a $3 SSD made by a brand you've never heard of from AliExpress? (Storage Review)
No, but they're better than Storage Review's performance graphs, which somehow go backwards.
- Smart programmers write STUPID code. (Medium)
Please tell me that's not an acronym.The S stands for Simple
Closes browser.
Shuts down laptop.
Sets laptop on fire.
Flings burning laptop from window.
- Cloudflare's support for "Encrypted Client Hello" breaks ISP-level site blocking. (Torrentfreak)
Europe is very fond of this. Australia does it too. America mostly just shoots the site operators.
Anyway, with this technology the ISP can no longer tell what website you are looking at, so they can't block you. And they can't block Cloudflare because that's about 16% of the entire internet, including a lot of major sites.
- Brave has laid off 9% of its workforce. (Tech Crunch)
I hope they weather the Recession We Must Not Name, because their browser is pretty good and they haven't piled up millions of dollars and set it on fire like so many other tech startups.
Disclaimer: Just once, when we've piled all the money up, can we not set it on fire? Just once?
Posted by: Pixy Misa at
02:56 PM
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"Without the compiler it needs just 40k of ROM and 4k of RAM"
That makes it completely unsuitable for, say almost all AVR microcontrollers short of, say, the ATmega2560, used in the Arduino Mega 2560. The ATmega328P, used in the Arduino R3, has only 32K flash and 2K SRAM. It's even outside the low-end of Cortex M0: the new(ish) STM32G0 line starts at 32K/8K.
That doesn't mean Berry is necessarily bad, obviously, but it's probably nigh-unusable on anything slower than the RP2040; a lot of Cortex M0 and M0+ lines top out at 48-64MHz, like the SAMD21.
That makes it completely unsuitable for, say almost all AVR microcontrollers short of, say, the ATmega2560, used in the Arduino Mega 2560. The ATmega328P, used in the Arduino R3, has only 32K flash and 2K SRAM. It's even outside the low-end of Cortex M0: the new(ish) STM32G0 line starts at 32K/8K.
That doesn't mean Berry is necessarily bad, obviously, but it's probably nigh-unusable on anything slower than the RP2040; a lot of Cortex M0 and M0+ lines top out at 48-64MHz, like the SAMD21.
Posted by: Rick C at Monday, October 09 2023 02:12 AM (BMUHC)
2
"Storage Review's performance graphs, which somehow go backwards."
That's because during their testing, the IOPS dropped after a while and latency went through the roof. I've actually seen charts like that a couple times, but not for years, on similarly garbage storage drives.
That's because during their testing, the IOPS dropped after a while and latency went through the roof. I've actually seen charts like that a couple times, but not for years, on similarly garbage storage drives.
Posted by: Rick C at Monday, October 09 2023 02:19 AM (BMUHC)
3
So no luck getting the USB port sorted on your little Lenovo tablet? On the one I bought on your recommendation(love it!) I use one of the cheap cables off of amazon that have the little magnetic adapters, C, Micro, and some Apple flavor, I don't do a lot of cable based data transfer on it so just for charging it is great, less wear and tear on the port! think the maker of the cable is "MelonBoy"? and they do sell packs of spare little USB dooddads to use on other devices.
Posted by: bob in houston at Tuesday, October 10 2023 12:07 AM (YBLgY)
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