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

Fix 'port already allocated' Error in Docker Compose

You run docker compose up and see port is already allocated. This means...

Windows Security App Not Working After Update: Fixes

After a Windows update, the Windows Security app may fail to open, show a blank window, or displa...

Bluetooth Not Working After Windows 11 Update? Try These Fixes

After a Windows 11 update, you might find Bluetooth missing, devices not pairing, or intermittent...

docker compose set environment variable from file

When running Docker Compose, you often need to pass environment variables to your services. Hardc...

Fix Virtual Environment Not Activating in Terminal

Why Your Virtual Environment Won't Activate

You open a terminal, navigate to your pro...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer

If you see fatal: unable to access 'https://...': SSL certificate problem: unable t...