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

How to Fix Cloudflare SSL Full Strict Error

If you see a Cloudflare SSL error when using Full (Strict) mode, your origin server is not presen...

Fixing Nginx Permission Denied for Root Directory

You've set up a new Nginx server block, pointed the root directive to a directory, and when y...

How to Diagnose and Fix Chrome Memory Leaks

If your Chrome browser gradually consumes more and more RAM until pages lag or crash, you may be ...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Cloudflare Origin Certificate with Let's Encrypt

If your origin server is rejecting the Cloudflare origin certificate—perhaps because of a SAN mis...

Fix 'Git Remote Origin Already Exists' Error

When you run git remote add origin <url> and see fatal: remote origin al...