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

Jupyter Notebook Token Not Working After Update: Fixes

After updating Jupyter Notebook or JupyterLab, you may find that the token-based authentication n...

Fixing GitHub Actions Permission Denied for Git Commands

Fix Windows Terminal Port Already Allocated: Check Running Processes

When you see "port already allocated" in Windows Terminal, it usually means another program is us...

FFmpeg Audio Out of Sync: Practical Fixes

You encoded a video with FFmpeg and now the audio is ahead or behind by a fraction of a second. T...

How to Fix SSL Protocol Error in Chrome: Connection Refused

When you see “SSL protocol error” and “connection refused” in Chrome, it means the browser can’t ...

Chrome Profile Setup Steps for New User

When you share a computer or want to separate work from personal browsing, setting up a new Chrom...