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

Jupyter Kernel Not Starting in VS Code: Quick Fixes

You open a Jupyter notebook in VS Code, try to run a cell, and the kernel either hangs on "Starti...

WinRAR Checksum Error and Permission Denied Fix

When extracting a RAR archive in WinRAR, you might see errors like “Checksum error” or “Permissio...

Fix Jupyter Notebook Token Not Working on Windows

When you start Jupyter Notebook (or JupyterLab) on Windows, it often opens a browser tab asking f...

How to Fix 'npm command not found' on Mac

OneDrive Sync Paused Due to Large Files: Workarounds

You're working with a large file in OneDrive—maybe a video, database, or archive—and suddenly syn...