Andrew Nessin

Latest Content:

My First Usability Test

In his book Rocket Surgery Made Easy, Steve Krug says much of what he does as part of usability testing is common sense! I was very skeptical about this, until I experienced it myself! Continue reading

Visualize Python zip function

An interactive model to visualize and understand Python's built-in zip function Continue reading

Concept Behind Database Indexes

Database indexes felt like magic to me at first. Slow query? Create an index and see the magic happen! We'll explore the fundamental concept behind indexes to help us understand advanced concepts later. Continue reading

Understanding The Intersection Observer API

In this post, I'll explain the concept behind the browser's native IntersectionObserver API and how to use it. I'll also show a real-world use case in React - infinite scrolling. Continue reading

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