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

Recover Lost Commits After Git Detached HEAD

You've made commits while in a detached HEAD state, and now you can't see them on any bra...

Fix 'Python Virtual Environment Activate Command Not Found'

When you try to activate a Python virtual environment with source venv/bin/activate ...

Fix Windows 11 Installation Assistant Stuck at 99%

Many users report that the Windows 11 Installation Assistant gets stuck at 99% during the upgrade...

Fix VS Code Permission Denied When Saving Workspace

When you try to save a workspace file in Visual Studio Code and get a 'Permission denied'...

Fix Nginx Upstream Connection Refused in Proxy Pass