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Journal/Developer

Developer

Development stories that respect your time: frameworks, tooling, releases and the craft of building software.

AI Developer Design Startup By Kiran

You Are Shipping 52 KB to Fill 64 Pixels

Every Thridy icon has three URLs. We measured all three across 288 icons to find which one belongs in your app.

31-08-2026Developer

You Are Shipping 52 KB to Fill 64 Pixels

We Checked 200 of Our Own Icon URLs. Every Download Link Returned 403.

Our API ships three image links per icon. One is retired, one is heavier than it looks, and neither of them is the smallest file we can serve you.

27-08-2026Developer

We Checked 200 of Our Own Icon URLs. Every Download Link Returned 403.

Your 3D Icons Go Stale in Four Hours. We Measured the Second Visit.

Thridy is a free, open library of premium 3D icons. One consistent style across thousands of assets, ready to drop into any project. Credit us on the free plan, or subscribe and skip it.

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Every file on our CDN carries max-age=14400. Here is what a returning browser actually pays for the same 24 icons.

20-08-2026Developer

Your 3D Icons Go Stale in Four Hours. We Measured the Second Visit.

Fifteen 3D Icons at 64 Pixels Cost Us 209 MB of Memory

Every icon ships in three files. We measured what each one costs a real browser.

18-08-2026Developer

Fifteen 3D Icons at 64 Pixels Cost Us 209 MB of Memory

We Audited 500 of Our Own Icon Alt Tags. Most Do Not Belong in Your App.

Library alt text is written for a catalog. Your interface is asking a different question.

10-08-2026Developer

We Audited 500 of Our Own Icon Alt Tags. Most Do Not Belong in Your App.

Your 3D Icon Is 1.45 MB. It Should Be 4 KB.

I measured 150 icons off our own CDN across PNG, WebP and AVIF. Resizing beats every codec argument you are about to have.

06-08-2026Developer

Your 3D Icon Is 1.45 MB. It Should Be 4 KB.

Webhooks Explained: How Apps Talk to Each Other in Real Time

A plain-English guide to how webhooks work, why they beat polling, and how to make them reliable

26-07-2026Developer

Webhooks Explained: How Apps Talk to Each Other in Real Time

Building an HTML-Only Presentation Tool: Challenges and Solutions

Taming a flexible medium into a fixed one, from pixel perfect layout to reliable exports.

25-07-2026Developer

Building an HTML-Only Presentation Tool: Challenges and Solutions

How Database Indexes Make Queries Fast

The data structure that turns a full-table scan into a millisecond lookup

23-07-2026Developer

How Database Indexes Make Queries Fast

The Anatomy of a REST API Request: A Step-by-Step Walkthrough

Method, URL, headers, body, and the response, one piece at a time

23-07-2026Developer

The Anatomy of a REST API Request: A Step-by-Step Walkthrough

How CDNs Make Websites Fast: Caching, Edge Servers, and TTL Explained

A practical guide to how content delivery networks cut latency, and how to tune caching so your pages load fast without serving stale content.

23-07-2026Developer

How CDNs Make Websites Fast: Caching, Edge Servers, and TTL Explained

How Git Works: A Beginner's Guide

Learn the basics of Git, the tool developers use to manage code.

22-07-2026Developer

How Git Works: A Beginner's Guide

How a Computer Cursor Moves: Simple Explanation

Understand the journey of a cursor from your input to the screen.

22-07-2026Developer

How a Computer Cursor Moves: Simple Explanation

AWS Billing Glitch Exposes $1.7 Billion Error

AWS users face shock over incorrect billing estimates revealed.

18-07-2026Developer

AWS Billing Glitch Exposes $1.7 Billion Error

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