Unreal Engine 4 Demo: Live Coding and Hot Reloading

GameTrailers · Demo · 11 min · 2012 · YouTube title: Unreal Engine 4 - GT.TV Exclusive Development Walkthrough

Why it's here

HN cites it as a favorite demo of live coding and hot reload in a game engine.

What it covers

A GameTrailers walkthrough from E3 2012 of an Unreal Engine 4 real-time tech demo with Epic's Alan Willard. It shows live code changes and hot reloading while the game runs.