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

Fix Windows Search Indexing High CPU Usage

If your computer's fan spins up and Task Manager shows Windows Search using a lot of CPU, the...

How to Fix Cloudflare 521 Error During Setup

If you see a 521 error after setting up Cloudflare, it means your origin server refused the conne...

Fix git index.lock File Exists Error on Windows

If you see fatal: Unable to create 'index.lock': File exists. when running G...

Resolving Git Merge Conflicts Between Two Branches

You try to merge branch A into branch B, but Git reports a merge conflict. This is common when bo...

Fix Cloudflare Wildcard Subdomain Not Working

If you've set up a wildcard DNS record in Cloudflare (e.g., *.example.com) but s...

Fix npm install Permission Denied on Shared Hosting