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

How to Fix pnpm Install Stuck at Resolving Dependencies

When pnpm install hangs on "Resolving dependencies", the process may appear stuck for min...

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

Fix 'Externally Managed Environment' Error on Linux

If you're on a modern Linux distribution (Ubuntu 23.04+, Debian 12+, Fedora 38+, etc.) and ge...

Windows Security App Not Opening: Practical Fixes

If the Windows Security app won't open—clicking the icon does nothing, or it crashes immediat...

Taskbar Icons Disappeared After Signing Out: Fix Guide

You sign out of Windows, sign back in, and the taskbar icons you pinned are gone—or some system i...

How to Fix Git Push Rejected Non-Fast-Forward Upstream

When you run git push and see rejected! non-fast-forward, it means your...