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

Setting Up Cloudflare Wildcard Subdomains: A Practical Guide

If you need to route traffic for any subdomain (like *.example.com) to the same server, Cloudflar...

How to Fix Git 'index.lock' File Exists Error

When you see fatal: Unable to create 'path/.git/index.lock': File exists., G...

Fixing Cloudflare 521 Error: Origin Unreachable

When you see Cloudflare error 521, it means your origin server is refusing the connection from Cl...

Chrome Sync Not Working on Windows 10: Quick Fixes

You open Chrome on your Windows 10 PC, expecting your bookmarks and passwords to be there, but no...

Cloudflare SSL Full Strict Setup Guide

If you enable Cloudflare's SSL/TLS encryption and set it to Full (Strict), y...

Git Push Rejected Non Fast Forward: How to Fix