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

Fix Git SSL Certificate Problem Unable to Get Local Issuer on Ubuntu

When you see git SSL certificate problem: unable to get local issuer certificate on ...

Windows 11 Update Failed Blue Screen Rollback Fix

You start your PC after a Windows 11 update and get a blue screen, then it rolls back. This artic...

Fix Docker Nginx 502 Bad Gateway with MySQL

You have a Dockerized web app behind Nginx, and you're seeing a 502 Bad Gateway error. The ap...

Docker Build Context Canceled on WSL2: Causes and Fixes

If you're using Docker Desktop with WSL2 backend and your build context gets canceled mid-bui...

Fix npm install Permission Denied After Node Update