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DEVELOPER NEWS STREAM

Direct logs, engine updates, and framework notifications parsed from curated RSS feeds and announcements, updated hourly.

Svelte Snippets: Reuse Markup Without a New Component
svelte2026-09-08
Danny HolloranDanny Holloran

Svelte Snippets: Reuse Markup Without a New Component

Snippets let you define reusable chunks of markup inline and render them like functions. They replace slots, kill the let: directive, and mean you stop extracting a component every time you repeat six lines.

How to Build a Pons Indexer on Robinhood Chain
robinhoodchain2026-09-15
Casatrick | Polymrket Bot Dev Casatrick | Polymrket Bot Dev

How to Build a Pons Indexer on Robinhood Chain

A practical architecture for indexing Pons launch events, building persistent onchain state, and...

We built a circuit breaker for AI agents — here's why it matters
ai2026-09-08
afonsoafonso

We built a circuit breaker for AI agents — here's why it matters

An agent gets a routine cleanup task. It lists old records, constructs a SQL statement, and calls the...

Cost per Task, Not Cost per Token: Build an LLM Cost Calculator in TypeScript
ai2026-09-30
Bobby Hall Jr Bobby Hall Jr

Cost per Task, Not Cost per Token: Build an LLM Cost Calculator in TypeScript

Model launches this month sell cost per task, not price per token. Build a tiny TypeScript calculator with sourced prices, cache hits, retries, tool turns and latency. No API key.

I Kept Wasting $80 Bottles of Epoxy on Bad Math, So I Built a Deep Pour Resin Calculator With Next.js + TypeScript
webdev2026-09-08
G SG S

I Kept Wasting $80 Bottles of Epoxy on Bad Math, So I Built a Deep Pour Resin Calculator With Next.js + TypeScript

The $80 Mistake That Started This I was pouring a river table. Live edge walnut slabs, a...

fp-ts alternativas en TypeScript: cuándo vale la abstracción
spanish2026-09-08
Juan TorchiaJuan Torchia

fp-ts alternativas en TypeScript: cuándo vale la abstracción

Después de mostrar cómo un union type nativo reemplaza a Either y Option en la mayoría de los casos, toca la parte incómoda: decir dónde fp-ts sí gana. No es en todos lados, y esa es la postura.

How I built a VS Code extension that draws Railroad diagrams for regex and catches ReDoS
vscode2026-09-30
XLKA11XLKA11

How I built a VS Code extension that draws Railroad diagrams for regex and catches ReDoS

It started with frustration. I write code every day. And every time I need a regex more complex than...

🪶Effortless Data Analysis - One JS VS Six Python Libraries
javascript2026-09-21
Code & Stats with OlivérCode & Stats with Olivér

🪶Effortless Data Analysis - One JS VS Six Python Libraries

In this blog post, I present my own TypeScript-based statistical library, TypeStats. It's a...

Building a Modern Browser-Based ID Photo Maker: Client-Side Face Detection, Smart Cropping & Background Processing
ai2026-09-15
jojo_willnn_jojo_willnn_

Building a Modern Browser-Based ID Photo Maker: Client-Side Face Detection, Smart Cropping & Background Processing

The web browser has evolved into a remarkably powerful platform for high-performance computer vision....

300+ Iterations Later: My Two-Year Journey Building a Custom Reactive Architecture.
javascript2026-09-08
Sofiane SmariSofiane Smari

300+ Iterations Later: My Two-Year Journey Building a Custom Reactive Architecture.

The journey started with an idea for a cross-platform app that uses a map as its main UI. I used...

Sensitive data out of the prompt: a TypeScript library written in 39 minutes from its specification
typescript2026-09-07
Ramón Chancay 👨🏻‍💻Ramón Chancay 👨🏻‍💻

Sensitive data out of the prompt: a TypeScript library written in 39 minutes from its specification

sanitype redacts, masks or drops sensitive data inside the process before a payload leaves for an LLM, a log sink or a third party. How it is implemented in TypeScript.

Datos sensibles fuera del prompt: una librería de TypeScript escrita en 39 minutos desde su especificación
typescript2026-09-07
Ramón Chancay 👨🏻‍💻Ramón Chancay 👨🏻‍💻

Datos sensibles fuera del prompt: una librería de TypeScript escrita en 39 minutos desde su especificación

sanitype redacta, enmascara o elimina datos sensibles dentro del proceso antes de que un payload salga hacia un LLM, un log o un tercero. Así está implementada en TypeScript.

Social Sign-In Recovery — JWT Caching with Live Session Introspection
jwt2026-09-07
MalachiNilsson7591MalachiNilsson7591

Social Sign-In Recovery — JWT Caching with Live Session Introspection

Short answer: Use a split JWT verification architecture: bounded JWKS caching for ordinary API calls,...

I built vue-pdf-export - a Vue 3 PDF Export library for real-world browser apps
vue2026-09-12
Saurabh ChoudharySaurabh Choudhary

I built vue-pdf-export - a Vue 3 PDF Export library for real-world browser apps

Hey everyone 👋 I recently released vue-pdf-export, a Vue 3 + TypeScript library for generating PDFs...

The Obvious Way to Detect WordPress Plugins Counts WooCommerce Six Times
wordpress2026-09-30
Muhammad Zeeshan SardarMuhammad Zeeshan Sardar

The Obvious Way to Detect WordPress Plugins Counts WooCommerce Six Times

TL;DR: Asset paths, script handles and REST namespaces all reveal WordPress plugins from outside, and...

Making live F1 timing and a photo archive share one clock
webdev2026-09-30
ChefZCChefZC

Making live F1 timing and a photo archive share one clock

A race weekend passes through a lot of states before it becomes a line in the results table. A...