Vanilla JavaScript Online Code Editor Built as Weekend Project

Summary

A developer blog post from December 2022 describes building a lightweight online JavaScript code editor using vanilla JavaScript with no external plugins or dependencies. The project implements syntax highlighting via overlapping textarea and DOM elements, auto-compilation with live output, tab spacing, auto-brackets, and infinite loop prevention. This is a personal hobby project with no AI component, no enterprise relevance, and no connection to AI-native engineering practices. It resurfaced o