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

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix ERR_NAME_NOT_RESOLVED on All Sites in Chrome

If Chrome shows ERR_NAME_NOT_RESOLVED on every site you visit, it means your bro...

Docker Container Exits Immediately After Entrypoint

You run a Docker container and it stops within seconds. The logs show your entrypoint script ran,...

How to Reset Docker Desktop Engine Without Losing Containers

If Docker Desktop becomes unresponsive or shows engine errors, resetting the engine can often fix...

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...

Windows 11 Update Stuck at 0%: How to Fix with Troubleshooter

You click Check for updates, it sits at 0% for ages, and the progress bar doesn't budge. This...