Deep dive into a question from the AWS Solutions Architecture Professional Exam about cross-origin resource sharing (CORS) and static web hosting.

This post details one exam question you may encounter on the AWS Solutions Architect Professional exam (SAP-C01). When preparing for an AWS exam, I find it really useful to do a deep dive into several questions to understand the related services and concepts. Studying to a deeper level beyond just…

Debounce user input and props with useCallback, useEffect, & useState. Also, learn how to create your own useDebounce custom React hook.

If you are reading this post, you probably know what it means to debounce user input and want to see how to use it in your React app. Just in case you read the title of this post and said, “Debounce — that sounds cool. What is that?” I’ll go…

IPv4 has completely run out of IP addresses. All 4.3 billion addresses used. What now?

In November of last year, RIPE NCC made the final IPv4 address allocation and has officially run out of addresses. The other four regional internet registries ran out years ago.

Registries give address blocks to Internet service providers (ISPs). ISPs have pools of addresses that they, in turn, assign to…

Ezra Bowman

Systems Architect. Software Engineer. Cloud, Code, Technology, DevOps. Automate Everything. I blog at

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store