Development

Measuring reaction time in the browser: six things that went wrong

I built a small site with twelve reflex mini-tests (Aging Curve Test, in Korean). Timing a click sou…

A Better Website Brief for a Manufacturing or B2B Supplier

A manufacturing or B2B supplier website is often asked to do several jobs at once: explain a complex…

Elm for Beginners: Frontend Code With No Runtime Errors

Elm is a functional language for building web frontends, and it makes a bold promise: no runtime err…

Why your falling-blocks game feels unfair (and three small fixes)

You can build a falling-blocks game that follows every rule and still have players call it unfair wi…

Why Translating a PDF Before Filling Forms Breaks Fields and Doubles Credit Costs

Sending a raw 25-page vendor packet to a document translator before fixing it locally causes two avo…

New here from Dhaka. We build a lot of marketing sites on Webflow, Framer and Astro. Curious: for a simple company site in 2026, what’s your go-to stack and why?

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Rust 1.100 estabiliza el tipo never tras 10 años y 5 intentos fallidos

El tipo never de Rust, representado por el símbolo !, necesitó diez años y cinco intentos fallidos d…

How I Used PostgreSQL Row-Level Locking to Prevent Overselling in My E-commerce App

Building an e-commerce application is not just about displaying products, adding items to a cart, an…

Landscaping SEO in Two Very Different Markets: Los Angeles and New York

Landscaping is a local business, but "local" means something different in Los Angeles than it does i…

You can't move a Durable Object to the EU. Here's how I copied live ones anyway

Add one call to this line, deploy, and every existing workspace looks empty: const stub = env.WOR…

Reading Lean Side by Side: Introducing Taiyak

I made Taiyak I made Taiyak, a browser tool that splits Lean 4 source into declarations and shows …

The AI Cost of Marionette

When we introduced Marionette 5, one reply summed up the general mood: ‘Everybody who knows what mar…