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

Prevent Git Index Lock File Creation: Practical Fixes

If you see fatal: Unable to create 'path/to/.git/index.lock': File exists., ...

Fix Python Permission Denied When Installing Virtualenv with Pip

When you run pip install virtualenv and see a Permission denied err...

Fix Docker Desktop Engine Stopped After Sleep Mode

You wake your computer from sleep, open Docker Desktop, and see the engine is stopped. The whale ...

Fix Git Push Rejected Non Fast Forward Error

Fix 'python command not found' After Windows Upgrade

After upgrading Windows 10 to 11 (or a major feature update), many users find that typing p...