Checklists for software errors, setup, and tool workflows.

Docker Compose Environment Variable Not Set in Dockerfile

You set an environment variable in your docker-compose.yml file, but when you try to...

Fix Windows Update Error 0x800f081f Stuck or Failing

You see error 0x800f081f when Windows Update gets stuck or fails to install an update. This usual...

Fix Docker 'No Space Left on Device' in Container

If you're seeing no space left on device errors inside a Docker container, the c...

Windows 11 Update Stuck at 0%: Manual Download Fix

You click 'Check for updates' in Windows 11, and it hangs at 0% for minutes or hours. Res...

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

Symptom

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

Fix Git SSL Certificate Verify Failed: Unable to Get Local Issuer

When you see fatal: unable to access '...': SSL certificate problem: unable to get ...