Checklists for software errors, setup, and tool workflows.

How to Re-enable IntelliSense in VS Code When It's Disabled

If IntelliSense suddenly stops working in Visual Studio Code—no suggestions pop up as you type, o...

Docker Container Exits Immediately on Windows: How to Fix

You start a Docker container on Windows, and it stops within seconds. The container exits immedia...

Cloudflare DNS Not Updating After Change: Fixes That Work

You change a DNS record in Cloudflare, wait, and the old IP still resolves. This is a common frus...

Fix Windows Cannot Access Shared Folder Error 0x80070035

When you try to access a shared folder on another computer and see "Windows cannot access \\c...

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 npm ERR! enoent ENOENT: package.json Not Found in node_modules

You run npm install or npm start and get something like:

...