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

Fixing NGINX 502 Bad Gateway in Docker Containers

When running NGINX as a reverse proxy in Docker, a 502 Bad Gateway error usually means NGINX cann...

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 ...

Fix net::ERR_CERT_AUTHORITY_INVALID on Chrome in Linux Terminal

When you see net::ERR_CERT_AUTHORITY_INVALID in Chrome on Linux, it usually means th...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

Fixing Python UnicodeDecodeError When Reading a File

You open a file in Python, call read(), and get a UnicodeDecodeError. T...