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Harry Marr

Personal blog · hmarr.com · on HN as hcmprogrammingsystemsai

Harry Marr's personal blog at hmarr.com covers programming, systems and ai. Since 2010, 9 different Hacker News readers have linked it 17 times, most often “How stdbuf works”. The last post was in 2023, but the archive is still widely read.

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17mentions?
9HN people?
2010–2026first – last linked?
Links on Hacker News per year · peak 4 in 2010

Too few sampled comments (2) to say how often HN recommends it.?

Why HN links it

HN readers link this blog for a Show HN OpenAI token counter tool and a thread on full-text search in MongoDB. The comments focus on the tool's missing features rather than on the writing.

Summarised by Claude from a sample of 2 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.

Harry Marr — Member of Technical Staff at Anthropic. Co-founded Dependabot, previously at GitHub, Monzo, and GoCardless.

The author on HN?

hcm · 606 karma · member since 2010

Dependabot co-founder (now part of GitHub!) Previously, I helped build Monzo and GoCardless. http://github.com/hmarr http://hmarr.com

From their public HN profile, which links to this site.

Most-linked posts?

  1. How stdbuf works
    2 people · 2 mentions · first linked 2022-11-11
  2. Full text search with MongoDB
    2 people · 2 mentions · first linked 2010-03-18
  3. Counting OpenAI Tokens
    2 people · 2 mentions · first linked 2023-07-23

What Hacker News says?

  1. I'm working on CodeCube ( http://codecube.io ) - a pastebin that allows you to run the code snippets and see the output live in your browser. It's built on Docker. I posted an article about how I built it here: http://hmarr.com/2013/oct/16/codecube-runnable-gists/ The source is up on GitHub at https://github.com/hmarr/codecube

    Comment linking /2013/oct/16/codecube-runnable-gists/

    on “Ask HN: What are you working on and why is it cool?”
  2. Submitted Making a Go program faster with a one-character change as a story · 511 points

    HN discussion
  3. More like throwing some wood into the fire. Was instigated by the talk[1] "Solr Power FTW", and "Building a recommendation engine, foursquare style" [6] (where Justin Moore admits: We are dumping the data from Mongo and loading it into Hadoop over S3 files. Map reduce is in this system, not in our mongo databases. ). Was wondering how much has this evolved over the last 6 months, how viable machine learning algorith…

    Comment linking /2010/mar/18/full-text-search-with-mongodb/

    on “Full Text Search in Mongo”
  4. Submitted How stdbuf works as a story · 133 points

    HN discussion
  5. (Sorry if I ramble I've spent some time on token counting recently and have some opinions on it) It's neat that it's client side only but it's quite feature lacking compared to https://tiktokenizer.vercel.app/ or even a small python script I wrote. Feedback (Feature parity): -Identification and separation of individual tokens. Useful for prompting/adjusting logit biases. -Optional chat formatting -It's not very resp…

    Comment linking /blog/counting-openai-tokens/

    on “Show HN: A Less Shitty OpenAI Token Counter”
  6. Submitted Full text search with MongoDB as a story · 50 points

    HN discussion
  7. https://hmarr.com

    Comment linking /

    on “Ask HN: Could you share your personal blog here?”
  8. Submitted Rubies and Bundles - switching from RVM to rbenv as a story · 48 points

    HN discussion
  9. Submitted CodeCube: Docker-powered Runnable Gists as a story · 33 points

    HN discussion
  10. Submitted Introducing MongoEngine: Django-esque ORM for MongoDB as a story · 26 points

    HN discussion
  11. Submitted MongoEngine 0.3 Released as a story · 13 points

    HN discussion
  12. Submitted Vitals: A tiny macOS process monitor as a story · 3 points

    HN discussion
  13. Submitted MongoEngine v0.4 Released as a story · 3 points

    HN discussion
  14. Submitted macOS backups with Kopia and Backblaze (2023) as a story · 2 points

    HN discussion
  15. Submitted How Stdbuf Works as a story · 2 points

    HN discussion
  16. Submitted Using Amazon's Simple Email Service (SES) with Django as a story · 2 points

    HN discussion
  17. Submitted Counting OpenAI Tokens as a story · 1 points

    HN discussion

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