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

Git Detached HEAD: Practical Checklist and Fixes

You see a message like 'You are in 'detached HEAD' state' when checking out a com...

Fix Nginx 502 Bad Gateway on Docker Ubuntu

How to Set Timeout for Python Requests

When using the Python requests library, a common issue is that a request can hang in...

Fix 'port already allocated' for Nginx in Docker Compose

You're starting your Docker Compose setup with Nginx, and you see "port is already alloca...

Fixing Python UnicodeDecodeError When Reading UTF-16 Files

You open a file in Python and get UnicodeDecodeError: 'utf-8' codec can't decod...