qin

qin on Hacker News

Vertebrae: Privacy-First AI Notetaker

Posted by qin on Wednesday September 09, 2026 @12:00PM
from the vertebrae.ai dept.

https://vertebrae.ai/

( Read More... | no comments | 3 points | on HN )

MCP will support stateless servers [video]

Posted by qin on Wednesday March 19, 2025 @11:30AM
from the twitter.com dept.

https://twitter.com/opentools_/status/1902374510743187464

( Read More... | no comments | 2 points | on HN )

Re:Show HN: Fast-agent – Compose MCP enabled Agents and Workflows in m... on Thursday March 06, 2025 @12:23PM (#43282707)

> you can see how different models interpret tool descriptions.

How's this done? I saw the creator of MCP recommended¹ "investing heavily in tool descriptions" but it wasn't clear exactly how to

¹ — https://x.com/dsp_/status/1897599702859645345

How to Scale a Ledger DB

Posted by qin on Tuesday January 10, 2023 @09:00AM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/how-to-scale-a-ledger-part-i

( Read More... | no comments | 15 points | on HN )

Accounting for Developers, Part II

Posted by qin on Wednesday August 24, 2022 @10:36AM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/accounting-for-developers-part-ii

( Read More... | 76 comments | 333 points | on HN )

We switched to cursor-based pagination

Posted by qin on Wednesday August 17, 2022 @09:09AM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/shifting-our-apis-pagination-method-from-offset-to-cursor-based

( Read More... | 114 comments | 120 points | on HN )

Accounting For Developers, Part I

Posted by qin on Wednesday August 17, 2022 @08:59AM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/accounting-for-developers-part-i

( Read More... | 186 comments | 648 points | on HN )

Idempotency bug leads to free Uber Eats food

Posted by qin on Tuesday March 15, 2022 @06:00PM
from the twitter.com dept.

https://twitter.com/gergelyorosz/status/1502947315279187979

( Read More... | 7 comments | 17 points | on HN )

Enforcing Immutability in Your Double-Entry Ledger

Posted by qin on Tuesday December 14, 2021 @09:00AM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/enforcing-immutability-in-your-double-entry-ledger

( Read More... | no comments | 21 points | on HN )

Re:Standards (Xkcd) on Monday October 18, 2021 @08:15PM (#28913499)

Indeed - this one's not new

Standards (Xkcd)

Posted by qin on Monday October 18, 2021 @05:26PM
from the xkcd.com dept.

https://xkcd.com/927/

( Read More... | 2 comments | 7 points | on HN )

Adding Optimistic Locking to an API

Posted by qin on Thursday August 26, 2021 @09:27AM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/designing-ledgers-with-optimistic-locking

( Read More... | 37 comments | 74 points | on HN )

Why are wire transfers so expensive?

Posted by qin on Thursday June 03, 2021 @12:24PM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/why-wire-transfers-are-expensive

( Read More... | no comments | 2 points | on HN )

We now reconcile over $1B per month

Posted by qin on Wednesday April 21, 2021 @10:35AM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/announcing-our-first-1b-month

( Read More... | no comments | 7 points | on HN )

How to Build an Escrow Product

Posted by qin on Thursday January 21, 2021 @10:15AM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/how-to-build-an-escrow-product

( Read More... | 29 comments | 125 points | on HN )

What does it mean to “reconcile to cash”?

Posted by qin on Tuesday November 24, 2020 @01:39PM
from the moderntreasury.com dept.

https://www.moderntreasury.com/journal/what-is-automatic-reconciliation

( Read More... | no comments | 11 points | on HN )

What happens when you search for flights?

Posted by qin on Monday August 10, 2020 @03:57PM
from the duffel.com dept.

https://duffel.com/blog/what-happens-when-i-search-for-flights

( Read More... | 2 comments | 3 points | on HN )

Re:What Is the PCI of Bank Payments? on Thursday July 30, 2020 @05:44PM (#24003200)

(Post author here.)

You're absolutely right. This was an editorial mistake on my part. Edited to acknowledge the existence of schemes like SEPA Direct Debit. Thanks for pointing it out.

How to Personally Fight Climate Change

Posted by qin on Wednesday January 29, 2020 @07:28PM
from the erikareinhardt.com dept.

https://erikareinhardt.com/personal-climate-action

( Read More... | 1 comment | 4 points | on HN )

Visa acquires Plaid for $5.3B

Posted by qin on Monday January 13, 2020 @04:52PM
from the cnbc.com dept.

https://www.cnbc.com/2020/01/13/visa-to-acquire-plaid-the-fintech-powering-venmo-and-other-banking-apps-for-5point3-billion.html

( Read More... | no comments | 3 points | on HN )

The Zen of Python

Posted by qin on Friday December 20, 2019 @12:16PM
from the python.org dept.

https://www.python.org/dev/peps/pep-0020/

( Read More... | no comments | on HN )

Simulate Amazon’s interview loop for $4,500

Posted by qin on Tuesday August 06, 2019 @06:47PM
from the airbnb.com dept.

https://www.airbnb.com/experiences/277118

( Read More... | 1 comment | 2 points | on HN )

The Toyota Way

Posted by qin on Wednesday June 26, 2019 @09:35AM
from the en.wikipedia.org dept.

https://en.wikipedia.org/wiki/The_Toyota_Way

( Read More... | 216 comments | 368 points | on HN )

Re:Ask HN: Blogs about Being CTO/Head of/Lead Dev? on Tuesday May 21, 2019 @08:57PM (#19976759)

Would highly recommend Irrational Exuberance! by Will Larson of Stripe engineering: https://lethain.com/tags/management/

He’ll be a publishing a book on this soon (An Elegant Puzzle) if you’re especially curious.

Disclaimer: I work with Will at Stripe.

2018 Samsung fat-finger error

Posted by qin on Monday November 26, 2018 @04:19PM
from the en.wikipedia.org dept.

https://en.wikipedia.org/wiki/2018_Samsung_fat-finger_error

( Read More... | no comments | 2 points | on HN )

Ask HN: API with the best integration experience?

Posted by qin on Monday November 19, 2018 @12:27PM
from the ask-hn dept.

Have you ever integrated against a web service where the experience was memorably delightful? Which service and what made it so?

( Read More... | 3 comments | 3 points | on HN )

Tool for thought (2005)

Posted by qin on Sunday June 10, 2018 @11:33PM
from the nytimes.com dept.

https://www.nytimes.com/2005/01/30/books/review/tool-for-thought.html

( Read More... | no comments | 3 points | on HN )

How focusing on customers yielded 1MM new signups

Posted by qin on Tuesday May 22, 2018 @03:31PM
from the indiehackers.com dept.

https://www.indiehackers.com/@aytekin/how-focusing-on-the-customer-not-the-competition-brought-us-1m-signups-in-a-year-a1ab6317e1

( Read More... | no comments | 4 points | on HN )

Don't bet against text (2014)

Posted by qin on Thursday March 22, 2018 @04:17PM
from the graydon2.dreamwidth.org dept.

https://graydon2.dreamwidth.org/193447.html

( Read More... | no comments | on HN )

500px's plain-spoken terms of service

Posted by qin on Tuesday February 13, 2018 @09:37PM
from the about.500px.com dept.

https://about.500px.com/terms/

( Read More... | no comments | 2 points | on HN )