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

Docker Compose Ports Not Working: Common Fixes

You've defined ports in your docker-compose.yml, but containers aren't reachable on the e...

VS Code IntelliSense Not Working for Python: Common Fixes

You open a Python file in VS Code, start typing, and no suggestions appear. IntelliSense is silen...

Fix Virtual Environment Not Activating in Terminal

Why Your Virtual Environment Won't Activate

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

Git Detached HEAD Warning Explained: Causes and Fixes

You see a warning: "You are in 'detached HEAD' state." This happens when you chec...

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

How to Disable Chrome Extensions to Free Up Memory

If Chrome is using too much memory, extensions are a common culprit. Each extension runs its own ...