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

Fix Git Permission Denied in VS Code Terminal

You're working in VS Code, try to run a Git command in the integrated terminal, and get a ...

Fix ERR_NAME_NOT_RESOLVED DNS Configuration Error

When you see ERR_NAME_NOT_RESOLVED in your browser, it means the DNS lookup for ...

Fix Nginx 502 Bad Gateway on Docker Ubuntu

docker compose set environment variable from file

When running Docker Compose, you often need to pass environment variables to your services. Hardc...

Fix Node Sass Build Failed GYP Error: Step-by-Step Guide

When you see "node sass build failed" with a "gyp error" during npm install, it u...

How to Fix Windows Update Error 0x800f081f (Missing Files)

You see error 0x800f081f when running Windows Update, often with a message like 'The source f...