andrewf

10 ms·

91.
by andrewf 2y ago
Naive question, is the switch in this article packet switching or circuit switching? (I recall Google's TPU clusters have some optical circuit switching)
92.
by andrewf 2y ago
I was curious myself. "A blank CD-R is not "empty"; the pregroove has a wobble (the ATIP), which helps the writing laser to stay on track and to write the data to the disc at a constant rate. Maintaining a constant rate is es
93.
by andrewf 3y ago
I've read this a few places recently but I can't figure out how? https://godbolt.org/z/Mbjs73qar -- using doubles I get AVX instructions but using 128-bit floats calls some very hefty runtime support function
94.
by andrewf 3y ago
The commercial Linux world (see https://github.com/open-mpi/ompi/issues/4349 ) and other open source OSes (eg FreeBSD) seem to have lined up behind little-endian PowerPC. IBM still has a big-endian problem wit
95.
by andrewf 3y ago
They have a pretty recent build of GCC, 12.2 from 18 months ago. https://www.delorie.com/pub/djgpp/current/v2gnu/
96.
by andrewf 3y ago
To continue in this vein, djgpp is less like Cygwin, more like mingw and its derivatives eg https://en.wikipedia.org/wiki/Mingw-w64
97.
by andrewf 3y ago
Googling about I found http://www.delorie.com/djgpp//mail-archives/browse.cgi?p=djg... I'd imagined there might be a port of one of the PalmOS-targeted JVM-alikes (eg SuperWaba) but it doesn't look
98.
by andrewf 3y ago
This presentation doesn't do exactly what you suggest, but it does allege a forensic deep dive into the two. https://www.youtube.com/watch?v=lB0qq5xc5aw You may also be interested in Tim Paterson's account of back
99.
by andrewf 3y ago
I think Solaris moved from green threads to pure kernel threads at the same time ( https://docs.oracle.com/cd/E19253-01/816-5137/mtintro-75924/... says Solaris 9 was the transition point).
100.
by andrewf 3y ago
"A plan for Spam" (2002) - https://paulgraham.com/spam.html
101.
by andrewf 3y ago
I picked apart some of the Dark Forces files myself as a kid. The GOB file was pretty obvious - I was familiar with Doom WADs, it's basically the same. I figured out the graphics formats by setting up VGA 320x200 mode with the contents
102.
by andrewf 3y ago
“Despite this reduction in scope for MS-DOS 2.0, it did carry many bits of XENIX. The system adopted I/O redirection via less-than and greater-than symbols, piping, a hierarchical directory tree, file handles […]” The source code for M
103.
by andrewf 3y ago
In all seriousness, I was once looking for a truly ancient version of WINE (mid-90s, I was curious about its Win16 implementation in those days). There didn’t seem to be any standalone archives surviving, but source and binaries were presen
104.
by andrewf 3y ago
Javier Chavez bought Keen Dreams with some crowdfunding help and GPLed its’ source. (I’m guessing the graphical and other game assets remain proprietary) https://en.wikipedia.org/wiki/Commander_Keen_in_Keen_Dreams#...
105.
by andrewf 3y ago
A lot of the Googleable information seems to be from chip vendors who want to sell those things :) Yeah it's intended for new designs. Fewer wires than the original 10mbps ethernet.
106.
by andrewf 3y ago
I think that's what 10BASE-T1S (standardized in 2019) is for. It has a non-CSMA/CD arbitration scheme. https://www.electronicspecifier.com/industries/industrial/an...
107.
by andrewf 3y ago
An FPGA can enable these things but it doesn't magically happen. A MisterFPGA can emulate a PC with the ao486 core, which is an achievement, but the ao486 core doesn't precisely mimic the machinery or timing of the 80486 or any ot
108.
by andrewf 3y ago
That may fall afoul of the "reputably published" requirement at https://en.wikipedia.org/wiki/Wikipedia:No_original_research... Basically, Wikipedia wants a primary source's claims to be vetted by a thir
109.
by andrewf 3y ago
I map capslock to Command on macOS and Control on everything else. For many shortcuts (think copy-paste) muscle memory works across OSes.
110.
by andrewf 3y ago
Read up to page 20 of http://bitsavers.informatik.uni-stuttgart.de/pdf/borland/bor... - it'll apply to 16-bit Watcom as well. I know you said you're using openwatcom, but if you're not familiar with
111.
by andrewf 3y ago
I learned to program on various dBase languages. That Clipper 5 preprocessor was quite the thing! It reminds me of https://research.swtch.com/shmacro but it met a real need, lowering a COBOL-like syntax to a C/Pascal-l
112.
by andrewf 3y ago
bsdtar is backed by libarchive, which supports all the formats listed at https://github.com/libarchive/libarchive/wiki/LibarchiveForm...
113.
by andrewf 3y ago
You're right, it's there in PHP 2. https://web.archive.org/web/20000815061332/http://www.php.ne... I think I'm remembering the Win32 binaries. At https://museum.php.net/win
114.
by andrewf 3y ago
IIRC, in the PHP3 / PHP4 days, the only database binding available in out-of-the-box PHP was MySQL.
115.
by andrewf 3y ago
I agree with all this. "Metastable Failures in Distributed Systems" (2001) is another good read if you're facing problems in this vein. https://news.ycombinator.com/item?id=28750103
116.
by andrewf 3y ago
Well, this certainly answers my questions on a previous righto submission about the implementation of minimum versus maximum mode. Thanks!
117.
by andrewf 3y ago
chipsynth MD is a musician-targeted emulator of the MegaDrive's sound chips; one of the authors goes into the difficulty of recreating things at https://www.youtube.com/watch?v=VLxTHYGLKY0 (From memory: they sourced a
118.
by andrewf 3y ago
"We built Turbo with this question in mind, and streamers continue to earn revenue from ads that Turbo subscribers miss. For streamers – revenue you receive from Turbo subscribers who watch your channel is reflected in your “Ads” reven
119.
by andrewf 3y ago
Memory was often the constraint on low-end computers "back in the day", so code density was a reason to have a VM. This is why Wozniak shipped a VM in the Apple II's ROM. https://archive.org/details/byte-
120.
by andrewf 3y ago
Stroustrup, B. (1998, April 1) Generalizing Overloading for C++2000. AT&T Labs. https://www.stroustrup.com/whitespace98.pdf

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