Low-Level on The Coders Bloghttps://thecodersblog.com/tag/low-level/Recent content in Low-Level on The Coders BlogHugoen-usThu, 07 May 2026 03:33:55 +0000Retro Coding: Crafting a Vi Text Editor in BASIChttps://thecodersblog.com/building-a-vi-text-editor-in-basic-2026/Thu, 07 May 2026 03:33:55 +0000https://thecodersblog.com/building-a-vi-text-editor-in-basic-2026/<p>Imagine staring at a blinking cursor on a monochrome screen, tasked with editing a configuration file. You reach for your trusty editor, but in this retro-futuristic scenario, it&rsquo;s not Vim. It&rsquo;s… BASIC.</p> <h3 id="the-heart-of-the-matter-minimalism-meets-mayhem">The Heart of the Matter: Minimalism Meets Mayhem</h3> <p>The challenge: to build a functional, albeit basic, Vi-inspired text editor using the venerable BASIC programming language. This isn&rsquo;t about creating a production-ready tool; it&rsquo;s a deep dive into the elegance of fundamental programming principles and the sheer ingenuity required to squeeze functionality from limited resources. The project, exemplified by <code>yvi</code> in Yabasic, strips away the layers of abstraction we’ve grown accustomed to, forcing a direct confrontation with input handling, state management, and screen rendering.</p>