EP01 — What Actually Happens When JS Runs? episode artwork

EPISODE · Mar 23, 2026 · 12 MIN

EP01 — What Actually Happens When JS Runs?

from Oh, That's Why. · host Gize Bonilla

Before a single line of your code executes — what does the JavaScript engine actually do?Most developers think JavaScript just reads top to bottom. But there are two distinct phases that happen every time you hit run — and not knowing this is behind some of the most confusing bugs you'll ever encounter.In this episode, Alex Vega breaks it down through story and analogy. No code. Just the concept, made completely clear.Read the companion article on Medium — link below.Oh, That's Why. — JavaScript, finally making sense.You can find the article in this link - https://medium.com/@gize.bonilla/what-actually-happens-when-javascript-runs-your-code-84d3f5a25f32

Episode metadata supplied by the publisher feed · Published Mar 23, 2026

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EP01 — What Actually Happens When JS Runs?

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