Checklists for software errors, setup, and tool workflows.

Fix Wi-Fi No Internet on Windows 11 Without Restarting Router

You connect to Wi-Fi, the icon shows internet access, but browsers say no internet. Restarting th...

How to Enable Breakpoints in VS Code

If you've set a breakpoint in Visual Studio Code and it's not being hit, or you're no...

How to Fix Nginx 'Upstream Connection Refused' Error

When Nginx returns a 502 Bad Gateway with upstream connection refused in the error l...

Fix npm run build failing due to ESLint errors

You run npm run build and it fails with a wall of ESLint errors. This is common when...

Fix Windows 11 Setup Stuck at 99%

You're installing Windows 11 and the progress bar hangs at 99% for a long time. This is a kno...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...