Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you see ERROR 2003 (HY000): Can't connect to MySQL server on 'server_ip' (111 Connecti...

How to Update PowerShell on Ubuntu
If you installed PowerShell on Ubuntu via the official Microsoft repository, updating is straight...

Fix PowerShell 'Cannot Access Path' Permission Denied Error
When you run a PowerShell command and see Cannot access path '...' because it is denied

Fix PostgreSQL Connection Refused on Port 5432
When you see psql: error: connection to server at ... failed: Connection refused on ...

Fix Chrome Profile File Locked Error (Code 0x887A0006)
You try to open Chrome and get an error like "The profile appears to be in use by another...

VS Code Remote SSH Connection Timeout Checklist
You try to open a remote folder in VS Code, but the connection hangs or fails with a timeout erro...