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

Fix VS Code Source Control Not Detecting File Modifications

You edit a file, save it, but the Source Control panel in VS Code shows nothing. No pending chang...

Fix Git Push Rejected Non Fast Forward Error

Prevent Git Index Lock File Creation: Practical Fixes

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

How to Manually Activate a Python Virtual Environment

You've created a Python virtual environment but can't get it to activate. This guide walk...

ERR_NAME_NOT_RESOLVED on Chrome for Mac: How to Fix

If you see ERR_NAME_NOT_RESOLVED in Chrome on your Mac, the browser can't transl...

Fix Chrome Black Screen on Nvidia GPU with Hardware Acceleration

If you're seeing a black screen in Chrome—especially when watching videos or scrolling—and yo...