Nova Knowledge
Technical notes and lessons learned from indie web development. Articles are written in Japanese.
- WSL Primer — How It Works, Basic Operations, and Real-World PitfallsHow WSL2 works, installation, the wsl command basics, which side to keep your files on, VS Code integration, and the practical issues you'll hit: localhost, memory, proxies, and more.
- Types of Version Control Systems — Git, SVN, and the RestA map of version control systems: centralized vs distributed, what Git, SVN, Mercurial, and Perforce are used for, plus a Git-to-SVN command and concept translation table for anyone joining an SVN shop.
- Terminal Primer — Shell Types, Admin Rights, and Everyday CommandsThe difference between a terminal and a shell, when to use Command Prompt / PowerShell / Git Bash / WSL, how it all relates to Linux and Unix, what admin rights (UAC) actually mean, and a cmd/PowerShell/bash command table for Windows developers.
- Why Tailwind v4 Utility Classes Lose to Shared CSSTailwind v4 utilities live inside @layer utilities, and plain unlayered CSS always beats them. It's cascade layers working exactly as specified.
- A pnpm + Turborepo Monorepo Primer — Lessons from Mass-Producing Web ToolsMonorepo basics plus working knowledge of pnpm workspaces (catalog / workspace:*) and Turborepo: how to slice shared packages, per-app CI deploys, and single-sourcing, learned from running 15 apps.
- GitLab Primer — Differences from GitHub and the Features You'll Actually UseWhat GitLab is, how its terminology, features, and philosophy differ from GitHub, the Merge Request workflow, and GitLab CI/CD basics. A side-by-side guide for people who use GitLab at work and GitHub personally.
- FFmpeg.wasm readFile Results Trigger TS2345 When Passed to BlobUint8Array<ArrayBufferLike> is not assignable to BlobPart. Copying with new Uint8Array() solves it.
- Claude Code Skills Primer — Build Your Own Commands with SKILL.mdHow Claude Code skills (custom slash commands) work: where they live, SKILL.md frontmatter, arguments, dynamic context injection, and when to use them versus CLAUDE.md.
- How Claude Code Plans and Usage Limits Work — the 5-Hour and Weekly LimitsClaude's paid plan lineup and how the Pro/Max 5-hour session limit and weekly limit work: the relationship between the two limits, what happens when they overlap, and the reset-timing points people misread.
- Claude Code Command Roundup — Slash Commands, Shortcuts, CLIA personal cheat sheet of the Claude Code slash commands, keyboard shortcuts, input prefixes, and CLI commands I actually use, plus how to build custom skills (slash commands).
- Chrome Web Store Publishing Guide — What You Need and the Steps (First-Release Lessons Included)Everything Chrome Web Store publishing requires (required / nice-to-have / unnecessary), organized by dashboard page. From developer registration through review to the post-launch 'not trusted' warning, with the stumbling blocks from a first release.