Chris Chrisostomou
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Blog

  1. StringMint: unique, collision-free URL-safe strings in PHP
    13 September 2026

    StringMint: generate unique, collision-free URL-safe strings in PHP

    A small PHP library that mints unique short strings by walking the keyspace instead of guessing at it. Zero collisions, zero database lookups.

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  2. Dexcom & Raspberry Pi Pico W
    6 May 2026

    Building a Dexcom-powered glucose monitor with a Raspberry Pi Pico 2 W

    When you find yourself using the phrase “stale data” so many times it starts to lose all meaning

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