Arize Phoenix released evaluation support for Pytest and Vitest/Jest, allowing developers to write LLM evaluations as ordinary tests. The integration records LLM traces and metrics like cost and laten…
A developer built SKILLmama, an AI skill that scans a project's stack and identifies missing capabilities. Version 1.3 adds a gap analysis feature that asks developers what they need, rather than requ…
A developer shared a prompt engineering technique for generating comprehensive unit tests from a function using AI. The method involves providing context about the function, specifying edge cases, and…
A developer outlines best practices for crafting an effective CLAUDE.md file, emphasizing brevity and specificity to avoid wasting context. The post advises including only project details, directory s…
A developer explains that CLAUDE.md is a markdown file read by Claude Code at the start of every conversation, serving as a project's constitution for stack, conventions, and commands. The file can be…
A developer outlines a deterministic, zero-hallucination approach to AI-generated unit tests across Node.js, React, Python, Angular, and Laravel stacks. The guide mandates a single testing library per…
Alex O'Callaghan built a Minecraft-themed phonics game in a single conversation with Claude, then migrated the prototype to a proper project using Claude Code, Vite, Vitest, and TypeScript. The game f…
A software engineer used Claude AI to build a Minecraft-themed phonics game for his son in a single conversation, creating a tailored educational tool that the child eagerly uses. The project demonstr…
Developer Denny Rodriguez built Lava Leap, an endless vertical climber game, using Claude as an AI pair programmer. The game features procedurally generated levels with parametric reachability ensurin…
A developer built a set of opinionated agent personas for software development — including a backend architect, test engineer, and project manager — and successfully ported the existing workflow into …
This article documents a Java engineer's process of learning TypeScript by building a BMI calculator CLI tool, with the author writing all code themselves while using AI for guidance and debugging. Th…
Bun v1.3.1 introduces significant performance improvements, including up to 2x faster builds for projects using isolated linkers or symlinks, and faster installs by removing an unnecessary sleep() cal…
The article provides a step-by-step guide for setting up Vitest with React Testing Library in a Vite project. It instructs users to install necessary dependencies (vitest, jsdom, and testing library p…