Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When browsing on Chrome for Android, you might encounter the error net::ERR_CERT_AUTHORITY_...

Fix Git 'index.lock file exists' Error
When you see the error fatal: Unable to create 'path/.git/index.lock': File exists....

Fix Angular Breakpoints Not Hit in VS Code
You set a breakpoint in an Angular component or service, start debugging in VS Code, and the brea...

Fix Bluetooth Device Not Detected on Windows 11
You try to pair a Bluetooth mouse, keyboard, or headphones, but Windows 11 doesn't see the de...

Fix DNS Probe Finished NXDOMAIN in Edge Browser
When Microsoft Edge shows "DNS_PROBE_FINISHED_NXDOMAIN", it means the browser cannot reso...

Checklist for Pushing Large Files with Git
You've likely hit this: you try to push a commit, and Git rejects it because a file is too la...