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

Docker Container Exits Immediately: Diagnosing Out of Memory

You start a Docker container and it exits within seconds. The logs show nothing obvious, or they ...

Fix Nginx Permission Denied on Socket File

When Nginx throws a "permission denied" error for a socket file, the web server can't...

Why VS Code Debugger Breakpoints Are Greyed Out and How to Fix

You set a breakpoint in VS Code, but it appears greyed out and the debugger skips it. This usuall...

Fix Python Venv Not Activating in PowerShell

You open PowerShell, navigate to your project, and run venv\Scripts\activate but not...

Fix Bluetooth Service Not Running in Windows 11

You open Bluetooth settings in Windows 11 and see the toggle is grayed out, or your Bluetooth dev...

Fix Python Permission Denied When Running pip install -r requirements.txt