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

How to Create a package.json for Your npm Project

If you're starting a Node.js project, you'll need a package.json file. This ...

Fix Docker Volume Permission Denied for Nginx

When running Nginx in a Docker container with a bind-mounted volume for static files, you might s...

Docker Desktop Engine Not Responding: Practical Fixes

You click Start in Docker Desktop, the whale icon spins, but nothing happens — o...

Fixing Nginx Upstream Connection Refused on Port 443

You see "upstream connection refused" in your Nginx error log when proxying requests to p...

Fix Windows 11 Installation Assistant Stuck at 99% with Clean Boot

You're upgrading to Windows 11, and the Installation Assistant gets stuck at 99% for a long t...

Handling Python Memory Errors with Large File Chunking