Curated development tutorials from top sources. Filter by language.
The day we discovered we’d been doing arrays wrong for three years Const Generics: How We Cut 85% of Our Code and Got Faster
The Problem: Fragmentation Through Forking Android is a Linux fork. Embedded distros are forks with custom patches per SoC. AI stacks run o
Most autonomy diagrams lie in the same way. They put one box in the middle and make everything point to it. Planner. Controller. Agent. Brain. That
All tests run on an 8-year-old MacBook Air. "scan_20260101_0042.pdf" tells you nothing. Smart Rename reads the first page of each PDF and generates
If you find this helpful, please like, bookmark, and follow. To keep learning along, follow this series. By the way, writing this article took even l
If you find this helpful, please like, bookmark, and follow. To keep learning along, follow this series. 10.3.1 What Is a Trait Trait mean
If you find this helpful, please like, bookmark, and follow. To keep learning along, follow this series. 10.2.1 What Are Generics The main
If you find this helpful, please like, bookmark, and follow. To keep learning along, follow this series. 10.1.1 Repeated Code Let’s look a
This is the story of a production bug I fixed, turned into a book. It's also why most algorithmic traders fail. Every algorithmic trader thinks they
Hello, I’m Jairo 👋 The dev.to writer you love the most. (Ok… maybe not yet 😅 but let me believe that for a second.) First of all, thank you
When your Node.js app crashes at 3am, there are two scenarios: you find out when a user complains, or your monitoring finds out first and restarts the
I ran into an interesting problem while exploring Rust for backend development. Coming from a .NET background, I'm used to working with Entity Framew
TL;DR: I shipped PDF → image conversion this week. The cost? Three days redesigning the converter UI, and falling behind on community content. Solo d
If you've ever built a web API, you've probably asked yourself: "How do I make sure only the right people can access certain routes?" That's exactly w
Building a Solana app in Rust tends to mean you collect SDKs. One for JSON-RPC because you need get_balance and get_transaction for the obvious one-sh
I made a tool called txtfold. It takes a large file, think log files, big JSON dumps, anything with a lot of repetition, and surfaces the interesting
When your profiler swears everything’s fast but your metrics are screaming bloody murder eBPF From Rust: The 34ms Ghost We Couldn’t See
All tests run on an 8-year-old MacBook Air. "Compare these two PDFs" sounds like one problem. It's actually two completely different problems dependi
When deploying large language models to production, measuring performance accurately is critical. Whether you're using vLLM, SGLang, TensorRT-LLM, or
Ubuntu 26.10, codenamed 'Stonking Stingray,' is hitting general availability on October 15, 2026. It's bringing some big changes, notably a stripped