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Greek0

HN member
Joined
Tue, Jan 03, 2017, 3:10 AM UTC
HN karma
226
Public activity
37 items

About Greek0

My name is Christian Aichinger. I live in Vienna, Austria. I work as a software engineering manager at Ubimet. I write [1] on topics that interest me, mostly software and science.

[1]: https://greek0.net

Recent public activity

  1. comment
    Comment #34476087

    You can have debug symbols even in release builds. With gcc, `-ggdb` for debug symbols and `-O2` for optimization can be selected in dependently of each other. Optimized binaries a…

  2. story
  3. comment
    Comment #33322588

    Development feedback—intended to help team members learn and improve—needs an environment where the recipient can absorb information. This requires psychological safety: no blame, …

  4. story
  5. comment
    Comment #33309467

    Do you have a link where to find the talk?

  6. comment
    Comment #33221739

    The author speaks with an authoritative voice and presents the content as facts. Sadly, the article also contains factual errors. For example: > This capacity could also be served …

  7. story
  8. comment
    Comment #33181544

    Staging changes: git add -p and git diff --cached Rewriting history: git commit --amend Rewriting history: git rebase -i HEAD~10 Atomic commits Commit messages Git branching patter…

  9. story
  10. comment
    Comment #28869094

    Do we know who the stack-smashing Aleph One was?

  11. comment
    Comment #28848741

    As of January 2021, SHA256 repositories are supported, but experimental. They can be created with `git init --object-format sha256`. If I understand correctly, they don't mix at al…

  12. comment
    Comment #28772656

    Organic synthesis is about making new molecules that haven't existed before. That's important for developing new drugs, improved batteries, better plastics, etc. Organic molecules …

  13. comment
    Comment #27344759

    Thank you for your in-depth answer. This really seems like a problem in search of a better solution. Thanks as well for writing up your story, it was indeed a good read. I with you…

  14. comment
    Comment #27342511

    I've been wondering a few times about how to best search the medical literature given a set of symptoms. How did you search for and find your particular disease?

  15. comment
    Comment #27291147

    Cooley-Tukey Fast Fourier Transform can be complex to implement, if you want to optimize it. A basic version is surprisingly simple, I implemented it for fun in Python a couple of …

  16. comment
    Comment #27255544

    The repairability Rossmann is talking about is not user-replaceable components. His repairs usually require soldering to replace components. One of his main critique points is that…

  17. comment
    Comment #27212393

    Brief summary, please correct me if I'm wrong. A ZigZag structure is an undirected graph. Nodes are arranged in an n-dimensional space. For each coordinate axis, every node can onl…

  18. comment
    Comment #26965871

    I don't understand how the author arrives at the conclusion that "[air quality] is often the most effective health intervention, period". How do you take that away from the plots? …

  19. comment
    Comment #26783201

    Brief summary: Majorana fermions are particles can potentially be created under stringent laboratory conditions. Whether this has been achieved in practice is unclear: many scienti…

  20. comment
    Comment #26572262

    The author praises Firebase Auth for its ease-of-integration, but I'm leery of depending on Google products due to its support horror stories. Can anyone recommend good, easy-to-in…

  21. comment
    Comment #24974463

    Here's another article (from 2012) describing the same calculation: http://h14s.p5r.org/2012/09/0x5f3759df.html

  22. comment
    Comment #24744201

    I switched from MathJax to Katex on my personal blog, and it significantly improved my lighthouse scores. Mathjax needs a huge amount of JS/CSS/Fonts to do its job, and takes a lon…

  23. comment
    Comment #24317184

    A quick summary of the arguments: Gimbal lock arises in graphics systems when you store the rotation state as 3 Euler angles: Internal State: AngleX, AngleY, AngleZ Update algorith…

  24. comment
    Comment #24250503

    > I mean, if you start building an auto-fixer pipeline for an auto-linted error... then is that error actually valid in the first place? Probably not. Just because you can automate…

  25. comment
    Comment #23562439

    There is a fair amount of research into group dynamics and group decision making, specifically in the context of alpinism. For example [1], written in English, from the "Berg und S…