Aggressively JIT your work. It's not about the task at hand X, it's a little bit about X but mostly about how you should have had to contribute ~no latency and ~no actions. It's digital factorio time.
@karpathy
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IoT Device Security: Local Network Pairing and Physical Authentication
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Yes I should clarify in case it wasn't clear – You have to 1) be connected on the same wifi local network and then 2) you have to physically hold a button on the control panel to complete the pairing process and get auth. (But I'm also sure many IoT devices out there don't.)
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AI Automates Device Pairing Process Through Interactive Instructions
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Yeah it wrote a script to start the pairing process and then told me "press and hold the button for 3 seconds now!" and I did and a few seconds later it said "That worked! We have the certificates let me list all the devices on the system… etc". Definitely a trippy experience.
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Claude Code Discovers Lutron Home Automation System Network
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I was inspired by this so I wanted to see if Claude Code can get into my Lutron home automation system. – it found my Lutron controllers on the local wifi network
– checked for open ports, connected, got some metadata and identified the devices and their firmware
– searched the -
Food for Thought: Human Cognition vs LLM Limitations
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I love the expression “food for thought” as a concrete, mysterious cognitive capability humans experience but LLMs have no equivalent for. Definition: “something worth thinking about or considering, like a mental meal that nourishes your mind with ideas, insights, or issues that
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nanoGPT: First LLM Training and Inference in Space
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nanoGPT – the first LLM to train and inference in space . It begins.
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Analyzing 2015 Hacker News discussions with GPT hindsight
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Quick new post: Auto-grading decade-old Hacker News discussions with hindsight I took all the 930 frontpage Hacker News article+discussion of December 2015 and asked the GPT 5.1 Thinking API to do an in-hindsight analysis to identify the most/least prescient comments. This took
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Clarification on AI Prompt Techniques and Expert Positioning Methods
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A good chunk of people misunderstood this tweet btw, which is my bad. I am not suggesting people use the old style promoting techniques of “you are an expert swift programmer” or etc. it’s ok.
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Bug Fix in NanoGPT SpellingBee Task Evaluation
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ty to ericsilberstein1 on github for spotting the bug. https://
github.com/karpathy/nanoc
hat/pull/306
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(it's not a big bug and only comes up in the SpellingBee synthetic task evaluation but still). -
Python Random Seed Bug: Identical Streams from Different Seeds
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In today's episode of programming horror… In the Python docs of random.seed() def, we're told
"If a is an int, it is used directly." [1] But if you seed with 3 or -3, you actually get the exact same rng object, producing the same streams. (TIL). In nanochat I was using the