Charting New Waters: Building a Custom Coral Source Spec for Internal Enterprise APIs
A step-by-step guide to building a custom Coral source spec that turns any internal REST API into a queryable SQL table — no SDK, no glue code, just one YAML file.
Tutorials
How I Built and Deployed This Website
·7 mins
How I built khadirullah.com with Hugo and the Blowfish theme, configured it, and deployed it to Cloudflare Pages for free — with automated Git-push deployments.
Setting Up Custom Domain Email with SPF, DKIM, and DMARC
How I set up professional email on my custom domain using Zoho Mail and Cloudflare DNS — complete with SPF, DKIM, DMARC authentication, alias routing, and folder-based filtering.
How to Block Internet Access for Any Linux App (While Keeping LAN)
Block outbound internet for specific Linux apps using UFW while keeping LAN access. Five approaches from quick wrapper scripts to production-hardened setups — plus the security flaw nobody talks about.