How do credit cards work?

Have you ever wondered about that little piece of plastic you have in your wallet? Turns out there’s quite a bit that happens behind the scenes when you whip out your card to pay for that...

What is abstraction?

Abstraction is one of the most important concepts underlying modern technology today.  With it, we are able to build more impressive, more complex, and yet even more intuitive hardware and...

What is an API?

As my inaugural “Breaking the Tech Barrier” post, I’m excited to tackle the question – “What is an API?”.  This is one of my favorite questions to answer, for the...