Arvid Gerstmann

@ArvidGerstmann

Programmer. Writing Games & Compiler in C. Always wearing a white shirt. CTO of Appico.

Hamburg, Germany
arvid.io
Joined February 2009
411 Photos and videos Photos and videos

Tweets

You blocked @ArvidGerstmann

Are you sure you want to view these Tweets? Viewing Tweets won't unblock @ArvidGerstmann

  1. Pinned Tweet
    May 11

    I open sourced my modularized windows.h include files. All contributions welcome!

    1 like
  2. Retweeted
    Jun 5
    Replying to

    Bugs that occur "every couple hours" on a multi-core system, well. 1 CPU-second = ~3*10^9 cycles. 1 hour on 8 cores = 86.4 * 10^12 cycles.

    2 replies 4 retweets
  3. Jun 3

    Is it still UB if you specifically implement a desired behavior for it, following other major implementations?

    2 replies
  4. Jun 3

    Isn't it nice when you find out, that the standard MSVC headers are all relying on UB?

    2 replies 1 like
  5. Retweeted
    Jun 3

    horror story

    Wow, this person got their first tech job, accidentally blew away the production DB with local tools on first day😭🤔
    4 replies 15 retweets 27 likes
  6. Jun 2

    No shit.

    Silicon Valley’s Unicorns Are Overvalued
    2 likes
  7. Jun 2

    Today our build broke. Because Unity cached some symbols. Of files we've remove 3 months and 6 builds ago. Cache invalidation is still hard.

    1 retweet
  8. Retweeted
    Jun 1
    Replying to

    says 64B, with a lot of detail on how the L2 is per two cores and how many sets/ways that is.

    1 reply 1 retweet 3 likes
  9. Jun 1

    How big is a cache line on a Xeon Phi (or any other CPU with AVX-512)?

    1 reply 2 likes
  10. May 29

    All parser issues aside, which parser would win in terms of performance? Table-based LR? RecDesc? PackRat?

    1 reply
  11. Retweeted
    May 27

    My first tutorial series on ARM Assembly Basics is finally finished. If you're new to ARM, this tutorial is for you:

    40 replies 956 retweets 2,065 likes
  12. May 27

    Why doesn't git for Windows ship manpages (or info)?

  13. May 27

    quicksort=: (($:@(<#[), (=#[), $:@(>#[)) ({~ ?@#)) ^: (1<#) Self documenting code, everybody!

    3 replies 3 likes
  14. May 25

    Yet another weird quirk of C preprocessors: sub(x, y) (x - y) head sub( head a, b ) Technically, fully legal.

  15. May 25

    Without looking it up, what's the output? Z Z[0] f(a) a + f(a) f(Z)

    1 reply 2 likes
  16. May 25

    Any experience with migrating projects with large binary files off perforce into git? Is git lfs ready for replacing p4?

    1 reply 1 like
  17. May 25
    Replying to

    Explanation: Trigraphs are replaced in translation phase 1, while digraphs are valid tokens and need to be retained at least until phase 4.

  18. May 25

    I wonder what the rationale was for making digraphs in C fundamentally different to trigraphs? Shouldn't they act similarly?

    1 reply 2 retweets
  19. Retweeted
    May 24

    Today we introduce AL (AST Language), a DSL for writing linters easily in Infer: .

    2 replies 46 retweets 74 likes
  20. May 24

    New reading material!

    3 likes
  21. May 24

    Porsche crash test yields terrible results

    1 like

@ArvidGerstmann hasn't Tweeted yet.

Loading seems to be taking a while.

Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.

    You may also like

    ·