Knowledge base for software setup, errors, and daily tool work.

Docker Compose Environment Variable Not Set in Container: Fixes

You ran docker-compose up, but the environment variable you defined isn't availa...

Fix Windows Defender Error 0x800704ec: Real-Time Protection

If you see error code 0x800704ec when turning on Windows Defender real-time protection, the servi...

Fix Nginx 502 Bad Gateway with Docker Socket

You have an Nginx container proxying requests to another container via the Docker socket, and you...

How to Fix Chrome Sync Error 'Sign In Again'

What the Error Means

When Chrome displays 'Sign in again' in the sync settings, i...

Docker Compose Environment Variable from Shell Not Working: Fixes

You set an environment variable in your shell, but Docker Compose ignores it. This is a common pi...

Python Permission Denied After Upgrading pip: How to Fix

After upgrading pip, you might see errors like PermissionError: [Errno 13] Permission denie...