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

FFmpeg Video and Audio Out of Sync: Practical Fixes

You encoded a video with FFmpeg and now the audio drifts or is completely out of sync. This is a ...

Fix Jupyter Notebook Token Not Working on Ubuntu

You launch Jupyter Notebook on Ubuntu, but when you open the URL in your browser, the token promp...

Fix NVM Not Found in Git Bash on Windows

Fix 'Port Already Allocated' Error in Microsoft Teams on Mac

If you see an error message saying a port is already allocated when launching Microsoft Teams on ...

Fix OneDrive Repeated Credential Prompts

If OneDrive keeps asking you to sign in even after you've entered your credentials, it's usually ...

MongoDB Authentication Failed: Setup Guide and Fixes

If you're seeing 'Authentication failed' when trying to connect to MongoDB, you're not alone. Thi...