10741
Reversing Safeway's private APIs to automate coupon collection
Reverse-engineering Safeway's coupon APIs to automate adding digital offers to an account.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 49,208 posts.
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10743
A 1.5GB string
In my previous role, I supported a Java service that operated similarly to RDP or Citrix by enabling remote UI functionality. This service relied on sessions, which consisted of interconnected Java objects that were supposed to be cleaned up either when a user logged out or after a predetermined timeout period.
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10745
Pinocchio is weirder than you remembered
The original 1881 serial ended in chapter fifteen with the puppet hanging dead from an oak tree. Italian children wrote in begging the author to continue. He resumed reluctantly. What followed — donkey-skin drums, dead-girl fairies, a satire of every other moralising children's book in Italy — became one of the most…
10746
Thoughts on Elixir, Phoenix and LiveView after 18 months of commercial use
I’ve been leading a team developing an application using Elixir, Phoenix and LiveView for the last 18 months and accumulated some thoughts on the stack. For the most part, it has been a very pleasant experience.
10747
All managers make mistakes; good managers acknowledge and repair
“There is a crack in everything. That’s how the light gets in.” — Leonard Cohen Let me tell you something that will happen after you become a manager: you’re going to mess u…
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10749
Solving `Passport Application` with Haskell
Using logic programming to beat the game
10750
Missouri governor’s office responsible for teacher data leak
Missouri Governor Mike Parson made headlines last year when he vowed to criminally prosecute a journalist for reporting a security flaw in a state website that exposed personal information of more than 100,000 teachers. But Missouri prosecutors now say they will not pursue charges following revelations that the data…
10751
Forging signed commits on GitHub
Creating fake signed commits
10752
Javascript: call functions without using parentheses
A nice to know feature, good for impressing others
10753
Tailwind CSS: From Side-Project Byproduct to Multi-Million Dollar Business
The story of how a couple of failed SaaS ideas and a bunch of ugly Less stylesheets turned into my life's work.
10754
Pinboard Turns Seven
Heh, don't worry, that's just the whiskey talking. Pinboard is seven years old today!
10755
An open letter to Dario: if you mean it, open the weights
Dear Dario, You published We Must Pace the Frontier today, which committed Anthropic to embedded third-party evaluators and asked governments to require every other frontier company to match. Sam Altman agreed within hours.1 The stated goal is to slow down the pace of AI progress. I believe you’re being sincere, so…
10756
Gwtar: A static efficient single-file HTML format
Gwtar is a new polyglot HTML archival format which provides a single, self-contained, HTML file which still can be efficiently lazy-loaded by a web browser. This is done by a header’s JavaScript making HTTP range requests. It is used on Gwern.net to serve large HTML archives.
10757
Curl on 100 Operating Systems
In a recent pull-request for curl, I clarified to the contributor that their change would only be accepted and merged into curl's git code repository if they made sure that the change was done in a way so that it did not break (testing) for and on legacy platforms. In that thread, I could almost … Continue reading…
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10759
The shadows lurking in the equations
If you've ever graphed equations, chances are you have only ever graphed equations in what I refer to as "Binary mode" - which draws a line where the equation is EXACTLY equal, and leaves white everywhere else.
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10761
Pixel Art: Common Mistakes (2020)
We've all been there: you learn a few things and it all seems so simple, but when it comes time to make something yourself, it doesn't look right! In this tutorial, we'll start with some "beginner's pixel art" and we'll make edits to it in order to show off some common mistakes and their solutions. One of the hardest…
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10763
Using NASA’s SMAP satellite to detect L-band interference
It was launched to measure moisture. Now it’s ghost-trailing jammers across an electronic battlefield.
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10765
How to Get Tenure
Even before I got tenure, folks have told me they’re “looking forward to an academic advice post on tenure.”
10766
How I built a Hacker News mobile web app
Last month, I tweeted about one of my recent projects, the Hacker News mobile web app. It's a simple little app to read Hacker News' stories…
10767
Shor, I’ll do it (2007)
I’ve been talking a lot recently about how quantum algorithms don’t work. But last week JR Minkel, an editor at Scientific American, asked me to write a brief essay about how quantum al…
10768
Software essays that shaped me
I started reading software blogs before I got my first programming job 20 years ago. At this point, I've read thousands of blog posts and essays, but a small handful stuck in my mind and changed the way I think about software.
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10770
How I Became a Knife Steel Metallurgist
Thanks to Jon Broida of Japanese Knife Imports and Anton Kudris for becoming Knife Steel Nerds Patreon supporters! When I was 16 I went with my father to the Las Vegas Custom Knife show. My interest in custom knives up to that point had been pretty limited. My father, Devin, has run a Damascus steel… Continue reading…