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

Cloudflare DNS Not Propagating for Subdomain: Fixes

You added a subdomain record in Cloudflare DNS, but it still resolves to the old IP or nothing at...

Fix Remote Desktop Connection Blocked by Firewall

When you try to connect to a remote PC using Remote Desktop (RDP) and get an error like “Remote D...

Fix Git 'index.lock' Error in VS Code

If you see the error 'fatal: Unable to create 'path/.git/index.lock': File exists'...

Fix Node Sass 'Missing Binding' Build Error

When working with Node Sass, you might encounter a build error that says something like:

Fix Nginx Permission Denied for Static Files

Common Causes

When Nginx returns a 403 Forbidden or 'permission denied' error for...

Fix Git Push Rejected Non Fast Forward Error

When you try to push commits to a remote repository and see “rejected – non-fast-forward”, it mea...