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So loops in ruby has several ways to implement 10.times do |i| puts i end while condition # ... end users.each do |user| # ... end until fini
A few months ago, RetUI was just an idea. I wanted a different way to build terminal applications in Go—something that could provide a modern, compone
If you've worked in a mid-to-large Rails codebase in VS Code, you've probably run into this: you want to jump to a method, you hit Ctrl/Cmd+T, you typ
You've spent two weeks building an AI assistant. The streaming chat looks beautiful, the system prompt is tight, and safety filters are configured. Yo
We build Sugar Sense, a CGM companion app that connects to FreeStyle Libre, Dexcom and Nightscout and shows glucose on phones, watches, a browser tool
If you've built anything non-trivial with Sidekiq, you've probably hit the wall where the feature you actually need batch job callbacks, rate limiting
Interactive programming environments have become an important part of modern development. REPLs, notebooks, and live coding tools all share the same i
If you know Ruby on Rails, you are already sitting on a goldmine. Shopify is one of the biggest e-commerce platforms in the world, and here is a sec
This is the single most reproduced bug in Go test suites, and it is green the whole time it is wrong. func TestValidate(t *testing.T) { cases :
Character sheets look simple until a game starts calculating abilities, equipment, health, spells, levels, and rules. Evrone developer Anton Bogdano
Test your understanding of type hints for multiple return types in Python. Practice unions, tuples, callables, generators, and type aliases.
How can you move from manually writing prompts for an LLM application toward defining them programmatically? This week on the show, Brett Kennedy retu
TL;DR What: POST /api/v1/customer_account_transaction in Open Food Network authorized against the class, not the record. It took customer
When a workflow has more permissions than it needs, a simple build job can become a path to repository changes, token misuse, or a wider blast radius
Reading PDF documents for long periods can become tiring, especially when the document contains bright backgrounds or when you're working in a low-lig
If you've ever built a web application or configured Spring Security, you've almost certainly encountered Cross-Site Request Forgery (CSRF). In my pre
I still remember the first time I ran a Bell-state circuit on a quantum simulator. The code was only a few lines long, but it felt magical. Two qubits
For decades, recording an electrocardiogram (ECG) meant visiting a hospital or clinic. The doctors would place multiple electrodes on your chest and l
In this tutorial, I’ll show you how to fine-tune a large language model for use in AI agents using supervised fine-tuning with QLoRA. This lets us cus
There's a problem that shows up in almost every growing software system, and most developers don't even realize they're hitting it until the damage is