Checklists for software errors, setup, and tool workflows.

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How to Fix a Detached HEAD in Git Using SourceTree

If you open SourceTree and see a message like “You are in ‘detached HEAD’ state,” it means your w...

Fix Chrome Certificate Error: Invalid Authority with Proxy Settings

You open Chrome and see NET::ERR_CERT_AUTHORITY_INVALID on every site, even trus...

Fix Nginx Configuration Test Failure After SSL Setup

You've just added SSL certificates to your Nginx server block, but nginx -t retu...

VS Code Git Not Detecting Changes in Workspace: Fixes

You open VS Code, make edits, and expect to see them in the Source Control panel. But nothing sho...

How to Fix Git Clone Timeout on Slow Internet

If you're seeing fatal: unable to access 'https://...' : Failed to connect ...:...

Fix VSCode IntelliSense Not Working with TypeScript
You open a TypeScript file in VSCode, start typing, and get no autocomplete, no hover info, no er...