Checklists for software errors, setup, and tool workflows.

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Fix DNS Probe Finished NXDOMAIN Caused by Antivirus Blocking

You try to load a website and see DNS_PROBE_FINISHED_NXDOMAIN in Chrome, or simi...

Fix pnpm install ETIMEDOUT Errors: Network & Config Checks

When you run pnpm install and it fails with ETIMEDOUT, it usually means...

Fix VS Code Breakpoints Not Hitting in React Apps

You set a breakpoint in your React component, but when you run the app, the debugger never stops ...

Fix Cloudflare Wildcard Subdomain Issues After SSL Change

If your wildcard subdomains (e.g., *.example.com) stop working after you change SSL/TLS settings ...

Fix 'Package Requires Different Node Version' Error

You try to install or run a package and get an error like package requires a different Node...

Fix VS Code Breakpoints Not Hit in Multi-Root Workspace
If you're using a multi-root workspace in VS Code and finding that breakpoints in some folder...