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

Fix Nginx 502 Bad Gateway in Docker Containers

An Nginx 502 Bad Gateway error when proxying to a Docker container usually means Nginx cannot rea...

Fix Windows Defender Real-Time Protection Stuck Off in Windows 11

You open Windows Security, see real-time protection is off, click the toggle, and it turns back o...

Fixing Nginx 502 Bad Gateway in Docker: Practical Steps

You set up Nginx as a reverse proxy in Docker, but instead of your app you see a 502 Bad Gateway....

Fix Docker Volume Permission Denied for Postgres

Fixing Python Memory Errors When Processing Large Files on 64-bit

If you're hitting a MemoryError in Python while reading or processing a large fi...

Chrome Extensions Not Loading? 7 Fixes to Try

You open Chrome and notice your extensions are missing from the toolbar, or they show up but don&...