dbreunig/nesformer
dbreunig/nesformer Inspired by qwenputer by Divyansh Agrawal, Drew Breunig baked a working emulator for a Nintendo Entertainment System 6502 CPU into the weights of Qwen3.5-4B. You can now play NES ROMs such as Super…
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73 articles · 15 sources · 4 papers ·
Top topics: JavaScript · Python · AI
IntelliJ IDEA 2026.2.4 Is Out!
IntelliJ IDEA 2026.2.4 is now available! You can update to this version from inside the IDE, using the Toolbox App, or using snaps if you are a Ubuntu user. You can also download it from our website. The latest update…
Encountered invalid memory reference while removing nodes
#[derive(Debug)] struct Node<T> { data: T, next: Mutex<*mut Node<T>>, } #[derive(Debug)] pub struct List<T> { head: Mutex<*mut Node<T>>, } every node in this List is Box::into_rawed. I encountered an invalid memory…
Yet Another Performance Footgun in Rust - Multithreading Lock Edition
It turns out that RAII can lead to performance "footguns", not just regarding memory, but also with multithreading locks. The "holding a mutex longer than necessary" footgun. It’s easy to fall into this trap : { let…
JDK 27 G1/Parallel/Serial GC changes
Now that the JDK 27 has been released, I thought it would be time to discuss interesting changes in OpenJDK’s stop-the-world collectors in the HotSpot VM once more.
I priced my side project's LLM bill in 20 lines of JavaScript — here's the token math
I priced my side project's LLM bill in 20 lines of JavaScript — here's the token math Adding an AI summary feature to a side project cost me $156 a month at a volume I would have guessed was "basically free." The…
Architecting for Zero-Trust: How We Built a 30-Tool Suite with Zero Backend & 100/100 Lighthouse
When you open the Network Inspector on almost any modern web utility—calculators, text comparison tools, password generators, or unit converters—you will notice an uncomfortable pattern: almost every user input is sent…
Python vs JavaScript: Which Should You Learn First?
Python vs JavaScript: Which Should You Learn First? It is the most common beginner question in programming, and most answers are tribal. Here is a fair comparison: what each language does all day, where each one trips…
Top 0.33 Sites to Buying Old Gmail Accounts for Business Use 🎀
Buy Old Gmail Accounts $5.00 – $135.00Price range: $5.00 through $135.00 You’ve arrived to the correct spot if you’re searching to purchase old Gmail accounts for either personal or professional use. Buy Old Gmail…
You Probably Don't Need That npm Package: 6 Native Web APIs That Made Our Tools 100% Dependency-Free
Run npm audit on a modern frontend project, and there is a high chance you will see dozens of vulnerabilities across a node_modules folder weighing 400MB—all for an application that essentially adds numbers, calculates…
I Built 101 Indian Monuments in the Browser Using Only Code (No 3D Models)
There isn't a single 3D model file on this site. Every one of these 101 monuments, from the Taj Mahal to a Himalayan monastery, is a small JavaScript function that builds the building out of boxes, cylinders and domes.…
Convolution reverb with zero impulse files: generating rooms in the browser
Reverb plugins usually ship with impulse responses: short recordings of a real space that the audio gets convolved with. They are also the heavy part. When I added a reverb tool to SongUp AI, I wanted it to load fast…
EuroPython: Humans of EuroPython: Sangarshanan
This week we’d love to thank Sangarshanan, a member of the Communications Team at EuroPython 2026. Unofficially, Sang holds the title of EuroPython’s CMO - Chief Meme Officer. If you’ve ever laughed at our memes, read…
I Built a Free UTM Link Inspector to Catch Campaign Tracking Mistakes
Campaign tracking mistakes are easy to overlook. You create a URL for a newsletter, social media post, or advertising campaign. Everything looks fine at first. But somewhere along the way, a parameter gets misspelled, a…
How to Generate Voice Content for E-Learning Platforms
Why Voice Matters in E‑Learning Learners today expect content that’s engaging, accessible, and on‑demand. Adding a natural‑sounding narrator can boost comprehension, improve retention, and make your courses usable for…
When an AI Integration Guide and Its Recommended SDK Installation Don't Align
When an AI Integration Guide and Its Recommended SDK Installation Don't Align An integration guide can provide a seemingly complete implementation path while leaving an important compatibility question unresolved. I…
I built a zero-dependency web compiler in Rust for LLM coding agents: ~34 ms builds
If an LLM builds your frontend, give it a language built for LLMs. Your agent came to build a button. Your stack handed it a committee: a framework, a bundler, a transpiler, a minifier and a dozen config files. Every…
Modeling Blockchain Deposit Workflows with a State Machine in Node.js
The duplicate delivery problem Imagine a Node.js worker processing a blockchain deposit confirmation. It receives an event, updates a swap to exchange, and schedules the next operation. The worker commits the update—but…
Cache Stampedes: Thundering Herds and the Fixes That Actually Work
Your cache hit rate is 99 percent, and the dashboard is green. Then one popular key expires. Within milliseconds, hundreds of requests miss together and rush to the database. That rush has a name, and it has a handful…
Rodrigo Girão Serrão: Python abi3t: what is it?
Learn what the abi3t and the limited C API are and what that means for Python users. This article explains what the limited C API and the abi3t are to Python developers who don't have experience with C extensions. 15…
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