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davidshepherd7

HN member
Joined
Sun, Dec 14, 2014, 2:08 PM UTC
HN karma
156
Public activity
64 items

About davidshepherd7

Tech lead at Wave mobile money (www.wave.com), building radically affordable financial infrastructure for Sub-Saharan Africa.

Recent public activity

  1. comment
    Comment #48291646

    Did you try Opus-4.7 on a lower reasoning level? Looks like on `max` it's using far more tokens than the other frontier models.

  2. comment
    Comment #47464494

    That page is copied verbatim from https://unsung.aresluna.org/molly-guard-in-reverse/ (which is linked at the top). The original page also has much better formatting.

  3. comment
    Comment #47332945

    On the off chance that the author reads this: can you enable an RSS feed please? I want to subscribe, but I never end up reading newsletters if they land in my email inbox.

  4. comment
    Comment #46390424

    A mirror that worked for me: https://skyview.social/?url=https://bsky.app/profile/robpike...

  5. comment
    Comment #45343267

    This is a perfect replacement for me, thanks for recommending it.

  6. comment
    Comment #45298408

    IIUC chainguard is this, but only for python, java, and docker images so far. https://www.chainguard.dev/libraries

  7. comment
    Comment #42600639

    Could you give some examples of more secure solutions?

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    Comment #39809901

    In case it's useful to anyone: another implementation of this idea is Weeve https://shop.weeve.ie I bought one of their books (a study in scarlet) but it wasn't great. Lots of mist…

  10. comment
    Comment #38916680

    Does anyone have a list of which products are in which business units?

  11. comment
    Comment #37843711

    Yeah I think this is correct with the edit. I guess this is mostly relevant for software that runs on shared infra, sends requests to a url provided by an attacker (e.g. webhooks),…

  12. comment
    Comment #35673890

    The article was too vague for me to really understand, but I think it's suggesting something like Brandur's deeply-integrated idempotency keys design [1] except that the infra is p…

  13. comment
    Comment #35587397

    This sounds really interesting! Can you explain or link to an explanation of the technical defenses that Google has? (Or, is this comment https://news.ycombinator.com/item?id=35585…

  14. comment
    Comment #34232416

    They actually use a python monolith unless it's changed recently. See e.g. https://instagram-engineering.com/static-analysis-at-scale-a...

  15. comment
    Comment #33668131

    The company I work for has saved people and businesses in West Africa roughly $1B in banking fees this year. It's a big company but I'm really proud to have done my part towards th…

  16. comment
    Comment #32247712

    Any use of OS features by calling functions in the standard library should work though, right? I think it's only dependencies that contain C code that would need further changes. I…

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  18. comment
    Comment #31374966

    I'm curious how this relates to givedirectly's research https://www.givedirectly.org/research-at-give-directly/ As far as I know givedirectly have found that cash transfers are eff…

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  20. comment
    Comment #31094548

    I'm probably missing something, but it sounds like using Warp has a bunch of downsides vs "just" creating a read only replica using logical replication and then failing over. Did y…

  21. comment
    Comment #30975667

    Is it just me or are all the diagram links broken? It's pretty hard to understand without them.

  22. comment
    Comment #30975588

    Do you mean using spaced repetition to memorize checklists or in general?

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  24. comment
    Comment #30789131

    Another problem with the current situation which isn't mentioned in the PEP: I often see people writing `foo_bar or 1` instead of `foo_bar if foo_bar is not None else 1`, which is …

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