Checklists for software errors, setup, and tool workflows.

Fix 'Permission Denied' in VS Code When File Isn't Read-Only

You're editing a file in VS Code and get a 'Permission denied' error when saving, eve...

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

Symptom

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

Cloudflare DNS Propagation Not Working with New Domain: Fixes

You registered a new domain, set it up with Cloudflare, but after hours (or days) the site still ...

Fix Windows 11 Blue Screen After Update Using Compatibility Mode

You installed a Windows 11 update, rebooted, and hit a blue screen. This often happens when a dri...

Nginx Redirect Loop: Common Causes and Fixes

You set up a redirect in nginx, but now your browser shows 'redirect loop' or 'too ma...

VSCode Python Debugger Breakpoint Not Stopping: Fixes

You set a breakpoint in VSCode, start debugging, and execution passes right through it. The debug...