Checklists for software errors, setup, and tool workflows.

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Fix npm run build TypeScript Compilation Errors

You run npm run build and get a wall of TypeScript errors. The build fails, and you&...

Fix 'Python Virtual Environment Activate Command Not Found'

When you try to activate a Python virtual environment with source venv/bin/activate ...

Fix VSCode Breakpoints Not Hitting in TypeScript

You set a breakpoint in a TypeScript file, run the debugger, and execution never pauses. This is ...

Fix Windows 10 Search Indexing Not Working After Update

After a Windows 10 update, you might notice that File Explorer search returns no results or is ex...

Why npm Says 'package.json Not Found' and How to Fix It

You run npm install or npm start and get npm ERR! package.json no...

Fix Windows Update Error 0x80070002 with System File Checker
When Windows Update fails with error 0x80070002, it often points to missing or corrupted system f...