oshiar53-0

9 ms·

31.
by oshiar53-0 5y ago
This is basically "near field" communication /s
32.
by oshiar53-0 5y ago
I wonder how I can finally make it work on a Linux desktop
33.
by oshiar53-0 5y ago
Jan 9th. The trial doesn't last that long.
34.
by oshiar53-0 5y ago
Wouldn't "movzx ecx, al" save one byte of rex.W prefix? Just wondering.
35.
by oshiar53-0 5y ago
https://hackaday.com/2021/03/26/undocumented-x86-instruction...
36.
by oshiar53-0 5y ago
>The meme is wrong Nah, it's rather that the meme is correctly absurd, as intended.
37.
by oshiar53-0 5y ago
Edit: I confused QEMU usermode with something else. QEMU seems to only do syscall/ioctl translation at the moment. My sincere apologies (I can't delete the comment). Maybe library call stubbing (not x64 exclusive) could be my ne
38.
by oshiar53-0 5y ago
QEMU softmmu is a full system emulator. There's another mode of QEMU build (qemu-user) that emulates userspace applications (just like Rosetta and WoW) and even lets you link to native libraries.
39.
by oshiar53-0 5y ago
Next we should make GRUB chainload itself
40.
by oshiar53-0 5y ago
Stuffs like these are fingerprint goldmines.
41.
by oshiar53-0 5y ago
Hence "to avoid busy-waiting." Some applications with softer low-latency requirements tend to spin for a certain amount of time before going to sleep and await data arrival. Also, if it is hit with a constant stream of data to pro
42.
by oshiar53-0 5y ago
Hey, that's microkernel's dream come true
43.
by oshiar53-0 5y ago
Except you still need some kind of signaling mechanism to avoid busy-waiting
44.
by oshiar53-0 5y ago
I meant particulary debug symbols Fedora/CentOS has -debuginfo for every binary package, while Debian seems to vary for each package
45.
by oshiar53-0 5y ago
Perhaps we don't agree on certain terminology. I would opine that a debugger in the usual sense is a software that interacts with both the end user (frontend) and the debugee program (debugging/tracing engine), allowing the user t
46.
by oshiar53-0 5y ago
Note that what you're referring to as "readiness-based I/O" is not asynchronous I/O in the strictiest sense--it's actually non-blocking, synchronous I/O. I find this article helpful in clearing up confus
47.
by oshiar53-0 5y ago
Relevant: https://devblogs.microsoft.com/oldnewthing/20110512-00/?p=10...
48.
by oshiar53-0 5y ago
Pros and cons Pros: no PatchGuard sh*t, complete source available Cons: your out-of-box experience may vary depending on your distro
49.
by oshiar53-0 5y ago
https://www.youtube.com/watch?v=k238XpMMn38 but it's the rapidly dwindling sanity of unity programmers
50.
by oshiar53-0 5y ago
> How does one interrupt select() function? Apparently, we used QueueUserAPC() to execute asynchronous procedure while select() was blocked… and threw an exception out of it! <rant> Let's just ignore not using overlapped I&#x2
51.
by oshiar53-0 5y ago
To clarify: WinDbg is not built-in in the literal sense (you have to download it separately), but it does come with a plenty of extension commands which lets you peek over Windows internals with ease (e.g. PEB, kernel process/threads
52.
by oshiar53-0 5y ago
Yet another reason is all the references in LHS expressions are resolved before the inner expression is executed. Thus a['k'] = a = {} won't still work.
53.
by oshiar53-0 5y ago
Yet another reason to ditch Make /s
54.
by oshiar53-0 5y ago
What libpcap offers is portability --you can run pretty much the same packet capturing tool on Windows, Linux, macOS, *BSD, and etc. If you have one specific platform, just use raw sockets/eBPF/io_uring/whatever you'd l
55.
by oshiar53-0 5y ago
Itanium vibes
56.
by oshiar53-0 5y ago
> window cutting The term you're looking for is letterboxing. https://www.zdnet.com/article/firefox-to-add-tor-browser-ant...
57.
by oshiar53-0 5y ago
Scammer prank calls, but for bots
58.
by oshiar53-0 5y ago
I think he means an architecture where a thin layer of framework lays atop of a full-featured library.
59.
by oshiar53-0 5y ago
FYI signed git commits and tags weren't a thing back then.
60.
by oshiar53-0 5y ago
or, maybe newLISP and vice-versa

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