Zubin Khavarian, Software Engineer: learning apps and 3D games for the web, iOS and Android. React, TypeScript, Three.js and AI-native engineering.https://zubin.dev/en-ushttps://zubin.dev/blog/debug-build-own-app/https://zubin.dev/blog/debug-build-own-app/My Debug builds are their own app: a .dev bundle ID, a Dev name, and the real icon with a DEV ribbon a small script draws across the corner. They install beside the App Store version and never touch its data.Mon, 05 Oct 2026 12:00:00 GMTiostoolingZubin Khavarianhttps://zubin.dev/blog/shader-stutter-first-draw/https://zubin.dev/blog/shader-stutter-first-draw/A three.js hitch the first time an effect appears is usually a WebGL program link. It blocks at the first draw, not at compile, and a warm-up only fixes it if it links the same program variant your frames use.Mon, 28 Sep 2026 15:00:00 GMTthreejsgame-devZubin Khavarianhttps://zubin.dev/blog/web-game-soundscapes-2-howler/https://zubin.dev/blog/web-game-soundscapes-2-howler/The soundscape engine is one class under a hundred lines. A six-function adapter is the seam.Mon, 11 May 2026 17:00:00 GMT2026-08-31T15:45:00.000Zaudiogame-devZubin Khavarianhttps://zubin.dev/blog/web-game-soundscapes-1-concepts/https://zubin.dev/blog/web-game-soundscapes-1-concepts/Most web games go silent the moment the player stops moving. A soundscape is the quiet layer underneath your SFX that keeps the room alive.Mon, 20 Apr 2026 17:00:00 GMT2026-09-28T17:00:00.000Zaudiogame-devZubin Khavarianhttps://zubin.dev/blog/switch-true-the-stylish-way-to-simplify-complex-conditionals-in-react/https://zubin.dev/blog/switch-true-the-stylish-way-to-simplify-complex-conditionals-in-react/switch(true) runs the first case that is true, which makes it a tidy way to write ordered conditions. It is the right tool less often than it looks. Here is when it earns its place.Tue, 17 Oct 2023 00:00:00 GMT2026-09-28T17:00:00.000ZreactjavascriptZubin Khavarianhttps://zubin.dev/blog/crafting-quality-code-with-conventional-comments/https://zubin.dev/blog/crafting-quality-code-with-conventional-comments/Most code review friction comes from not knowing whether a comment blocks the merge. Conventional Comments is a short prefix that says what kind of feedback it is and whether you have to act on it.Tue, 10 Oct 2023 00:00:00 GMT2026-09-28T17:00:00.000ZgitprocessZubin Khavarianhttps://zubin.dev/blog/to-yak-shave-or-not/https://zubin.dev/blog/to-yak-shave-or-not/Yak shaving is a chain of reasonable tasks that walks you away from the thing you sat down to build. Three questions tell you whether to follow it.Tue, 19 Sep 2023 00:00:00 GMT2026-09-28T17:00:00.000ZprocessZubin Khavarianhttps://zubin.dev/blog/turn-on-skiplibcheck/https://zubin.dev/blog/turn-on-skiplibcheck/skipLibCheck stops TypeScript auditing .d.ts files. Your own code is still fully checked. Turn it on, and leave it on in CI too.Sat, 26 Aug 2023 17:00:00 GMT2026-09-28T17:00:00.000ZjavascripttypescriptZubin Khavarianhttps://zubin.dev/blog/use-esm/https://zubin.dev/blog/use-esm/JavaScript has a standard module system, and new code should use it. Here is how Node decides whether a file is ESM or CommonJS, where CommonJS still matters, and why AMD and UMD are history.Mon, 21 Aug 2023 17:00:00 GMT2026-09-28T17:00:00.000ZjavascripttypescriptZubin Khavarianhttps://zubin.dev/blog/prefer-named-exports/https://zubin.dev/blog/prefer-named-exports/A default export lets every file that imports it choose its own name, and those names drift. Named exports rename with the compiler. Use them unless a framework needs a default.Thu, 17 Aug 2023 17:00:00 GMT2026-09-28T17:00:00.000ZjavascripttypescriptZubin Khavarianhttps://zubin.dev/blog/standard-decorators/https://zubin.dev/blog/standard-decorators/Standard decorators take (value, context) and need no tsconfig flag. experimentalDecorators switches you back to the 2015 design. The two are not compatible, so pick one on purpose.Fri, 23 Jun 2023 17:00:00 GMT2026-09-28T17:00:00.000ZjavascripttypescriptZubin Khavarian