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npx @modelcontextprotocol/inspector: npm error could not determine executable to run


Elena Daehnhardt ·

The documented npx command for the MCP Inspector broke on version 2.10.0 with 'could not determine executable to run'. Here is why npx gets confused when a package ships two bins, and the one-line workaround. Read more...

MCP Error: Invalid outputSchema, JSON Schema Declares an Unsupported Dialect


Elena Daehnhardt ·

Every tool from every server built on the MCP TypeScript SDK gets rejected the moment it declares an outputSchema, because the SDK still emits JSON Schema draft-07 and strict clients only accept 2020-12. Here is the exact error, why it happens, and two workarounds I tested against SDK 1.30.1. Read more...

Brewing with Homebrew: Install and Use brew on macOS, Linux and WSL


Elena Daehnhardt ·

Manually compiling software from source or navigating dependency hell on macOS is inefficient. Homebrew solves this by providing a robust package management layer. Here is a complete setup guide, command cheat sheet, and a list of essential developer tools. Read more...

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