Checklists for software errors, setup, and tool workflows.

Conda Environment Setup Checklist: Get It Right the First Time

You've just installed Conda, or maybe you're starting a new project. You create an environment, i...

GitHub Actions Runner Not Connecting: Fixes That Work

You've set up a self-hosted GitHub Actions runner, but it never appears online or shows a "runner...

Fix Windows Defender Update Fails with Connection Timeout Error

You open Windows Security, click to update virus definitions, and after a long pause see "Connect...

Fix Microsoft Store High Memory Usage on Windows 10

If you notice the Microsoft Store process consuming hundreds of MBs of RAM even when idle, you're...

Fix 'Command Not Found' in Windows Terminal for PowerShell

If you're using Windows Terminal and see 'command not found' when running a PowerShell command, i...

Fix Ubuntu apt update GPG error: repository not signed

When running sudo apt update, you might see an error like:

W: GPG erro...