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My thoughts, tutorials, and experiences

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Ralph Loop

Ralph is an autonomous AI agent loop that repeatedly runs AI coding tools (Amp or Claude Code) until all items in a Product Requirements Document (PRD) are complete. Each iteration is a fresh instance with a clean context. Memory is persisted through Git commit history, progress.txt, and prd.json.

Apr 27, 2026·9 min

Superpowers

A study and summary of Superpowers. Process over Prompt — wrapping AI with software engineering discipline and guardrails, so it thinks first, plans next, then codes, and always verifies — just like a senior engineer.

AICoding

Apr 26, 2026·6 min

Spec Coding (SDD — Spec-Driven Development)

A study and summary of two popular SDD tools on GitHub: spec-kit and openspec.

AICoding

Apr 5, 2026·7 min

Next.js 15: A Complete Guide

A comprehensive introduction to building modern web applications with Next.js 15 App Router, covering routing, layouts, data fetching, rendering strategies, and error handling.

Next.jsReactWeb Development