Writing about new release, update and thought of Web Application Development.

In particular, I often write about React, CSS, JavaScript, TypeScript, and Node.js. collected in chronological order.

Go To Definition for JSDoc: symbol jumps without throwaway imports

June 15, 2026

A small VS Code extension for jumping from JSDoc {@link SymbolName} references to TypeScript workspace symbols without adding imports just for navigation.

June 15, 2026

`disallowed-tools` Isn't a Context Cutter — It's a Choice Budget Lever

May 28, 2026

Claude Code v2.1.152 quietly added `disallowed-tools` to Skill frontmatter. My first reaction was to file it as a 4th Skills lever for trimming initial context — that turned out to be wrong, but the thing it actually does is more interesting: it spends Claude's reasoning budget more carefully by shrinking the tool selection space.

May 28, 2026

Cutting Claude Code's Initial Context Bloat — Skills, Plugins, and MCP Tactics

May 21, 2026

What Claude Code actually loads into context at startup once Tool Search defers MCP and built-in tool definitions on demand — why the live window is far smaller than the raw totals imply, and why Skills (not MCP) is now the biggest line you can cut, plus the plugin and MCP-instruction levers that trim the rest.

May 21, 2026

How to stop VS Code MDX Extension from showing TypeScript errors in .mdx files

May 12, 2026

A practical fix for TS1434 and other false TypeScript errors in MDX files by using a local tsconfig, the MDX TypeScript plugin, and remark-frontmatter.

May 12, 2026