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

Fix PowerShell High CPU Usage with Permission Denied Errors

You open Task Manager and see PowerShell consuming a high percentage of CPU. At the same time, yo...

How to Reset Your Jupyter Notebook Token

When you try to open Jupyter Notebook and see a prompt asking for a token or password, you've lik...

How to Fix Command Prompt DNS Errors in Windows 10

When you see a DNS error in Command Prompt—like “DNS request timed out” or “could not find host”—...

Fix OBS Black Screen After Update: Practical Steps

If OBS Studio shows a black screen after an update—whether in preview or output—you're not alone....

Certbot Renewal Failed Due to Nginx Configuration: How to Fix

How to Fix Yarn Install Timeout: Set Timeout Configuration

When running yarn install, you may encounter a timeout error like ESOCKETTIMED...