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Show HN: Let's Chat, a self-hosted chat app for small teams
Self-hosted chat for small teams.
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 11,893 posts.
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Dark’s new backend will be in F#
Welcome HN! Dark is a programming language, structured editor, and infrastructure—all in one—whose goal is to make it 100x easier to build backend services. Check out the website, our What is Dark post, and How Dark deploys in 50ms for more. Thanks for checking us out! Part of
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Logica, a novel open-source logic programming language
We present Logica, a novel open source Logic Programming language.
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AdNauseam Banned from the Google Web Store
For 3 years AdNauseam has been used by tens of thousands of Chrome, Firefox and Opera users, who oppose the unethical surveillance advertising model. Now Google banned it from its Web Store on very dubious charges. Furthermore Google locked AdNauseam users out of their ad data. Today it's your privacy tool, tomorrow…
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How I Pranked My Roommate with Eerily Targeted Facebook Ads
Ghost Influence by Brian Swichkow2014343 points46 commentscited by 8Tech Industry & Business details
This is the chronicle of the most epic retaliation and how I pranked my roommate with targeted Facebook Ads to the point of complete paranoia and delusion.
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Programming with Categories
In this course we explain how category theory—a branch of mathematics known for its ability to organize the key abstractions that structure much of the mathematical universe—has become useful for writing elegant and maintainable code. In particular, we'll use examples from the Haskell programming language to motivate…
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A Neural Network in 11 Lines of Python
A machine learning craftsmanship blog.
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Opening up ‘Zero-Knowledge Proof’ technology
Today, we open sourced our Zero-Knowledge Proof (ZKP) libraries, fulfilling a promise and building on our partnership with Sparkasse to support EU age assurance.
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Mitigating the Hetzner/Linode XMPP.ru MitM interception incident
(If you just want some recommendations for what to do, skip down to the Recommendations section below .)
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Codeq
The free database designed for immutable values and a time-aware information model.
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A comparison of Rust’s borrow checker to the one in C#
OK, so C# doesn’t share the Rust concept of “borrowing,” so it wouldn’t technically be correct to call this “borrow checking,” but in practice when people talk about “Rust’s borrow checker” they’re talking about all of the static analysis Rust does to ensure memory safety, for which I think this qualifies.
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Emergent Tool Use from Multi-Agent Interaction
We’ve observed agents discovering progressively more complex tool use while playing a simple game of hide-and-seek. Through training in our new simulated hide-and-seek environment, agents build a series of six distinct strategies and counterstrategies, some of which we did not know our environment supported. The…
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Using Rust to Scale Elixir for 11M Concurrent Users (2019)
Discover the latest news and app updates, stories, company insights, and plenty more about Discord, all in one place.
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The Coming Boeing Bailout?
(Big issue 7-3-2019)
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Creating a QR Code step by step
This JavaScript demo application visualizes in detailed steps, how a text string is encoded into a QR Code barcode symbol. The content of this page essentially explains and justifies how my QR Code generator library works internally.
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Government Says Secret Court Opinion on Law Underlying PRISM Must Stay Secret
In a rare public filing in the secret Foreign Intelligence Surveillance Court (FISC), the Justice Department today urged continued secrecy for a 2011 FISC opinion that found the National Security Agency's surveillance under the FISA Amendments Act to be unconstitutional. Significantly, the...
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Supporting the use of Rust in the Chromium project
Posted by Dana Jansens (she/her), Chrome Security Team We are pleased to announce that moving forward, the Chromium project is going to s...
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Cloudflare Workers: Run JavaScript Service Workers at the Edge
You see this everywhere, but as a lifelong gamer, my personal favorite example is probably graphics cards. In the '90s, graphics hardware generally provided a fixed set of functionality.
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New in PHP 8
PHP 8.0 brings features like attributes, union types, and the JIT compiler. It has some important breaking changes, and improved performance.
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Fuck the Cloud (2009)
This will be the last time I go along this area of discussion for a while because it’s just going to get very old very quickly. But I wanted, in one place, a quick manifesto/rant about this p…
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Why Free Plans Don’t Work
The following is a guest article by Ruben Gamez of Bidsketch . Not too long ago it seemed like every product I knew was offering some sort of free plan. The strategy was brilliant: get loads of people using your product and eventually turn them into paying customers. Everywhere I looked the
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Do not let your CDN betray you: Use Subresource Integrity
Mozilla Firefox Developer Edition 43 and other modern browsers help websites to control third-party JavaScript loads and prevent unexpected or malicious modifications. Using a new specification called Subresource Integrity, a ...
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After 15 years of practice..
Derek Sivers official site. Thoughts on philosophy, culture, self-improvement. Author of Useful Not True, How to Live, Hell Yeah or No, Anything You Want.
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Starship is still not understood
Another entry into my blog series on countering misconceptions in space journalism. I discussed this post on The Space Show on November 5 2021. It has been exactly two years since my initial posts …