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

How to Generate a Cloudflare Origin Certificate

If you're using Cloudflare as a reverse proxy, you may want to encrypt traffic between your s...

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 ...

Docker Pull Access Denied on Mac M1: Step-by-Step Fix

If you're running Docker on an Apple M1 Mac and see 'access denied' when pulling an i...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Fix Windows Defender Real-Time Protection Stuck on Turning Off

You open Windows Security, go to Virus & threat protection, and see Real-time protection stuc...

Fix Docker Compose Environment Variable Missing Errors

You run docker-compose up and see errors like WARNING: The VARIABLE_NAME varia...