Product Experimentation: Stop Early Without P-Hacking Using mSPRT and Sequential Testing in Python
Your AI product experiment reaches statistical significance on day 14 of a planned 30-day run, measuring a causal inference question: did the LLM-base
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Your AI product experiment reaches statistical significance on day 14 of a planned 30-day run, measuring a causal inference question: did the LLM-base
Managing dates and times in JavaScript is notoriously tricky, often leading to subtle bugs that only surface once an application hits production. To h
Picture this: you hit an API endpoint, and you get an API response back. You pass the data straight into your application, and everything looks fine i
Cloud adoption changed how companies build software. It changed deployment speed, infrastructure management, and the way engineering teams operate. It
Adding margins to a PDF is a common task when preparing documents for printing, binding, archiving, or sharing professionally. While many PDF editors
If you're a developer, you likely work with JSON a lot. But how do you define and validate JSON and prevent problems from malformed JSON data? This ar
Recently, I wanted to reinvigorate my open-source project Clarity, an icon theme for Linux (GTK+). The icons allow users to create custom colors by ad
Have you ever tried to spot the differences between two long paragraphs of text? Reading line-by-line to find a missing word or a new sentence is a ma
Most product teams assume infrastructure ownership is simply part of building software. We did too. It wasn’t until we measured how much engineering t
Every iPhone and iPad includes a built-in screen reader called VoiceOver. VoiceOver speaks aloud the text on the screen, app names, icons, buttons, me
If you’ve ever watched a developer or DevOps engineer rapidly typing away into a blank, dark window filled with text, it might have looked like pure w
Your team ships an intelligent query-routing feature for an LLM SaaS platform. The feature reads each incoming request in real time and decides whethe
My partner and I have this thing where we check at what time our heart rates drop to their lowest during sleep, even though we sleep almost at the sam
PDF documents come in many different page sizes. Some are designed for A4 paper, while others use Letter, Legal, Tabloid, or custom dimensions. This c
Imagine opening your laptop and writing code that follows the laws of Quantum Physics. Sounds like science fiction, right? That's exactly what I thoug
A few months ago, Andrej Karpathy released autoresearch. It's an open-source Python tool that lets an AI agent run experiments on one GPU while you si
A Bloom filter gives you something that feels like magic: it can tell you whether an item is in a set of billions, using only a few kilobytes of memor
In early 2023, I was interning at a US-based company, long before agentic AI became part of everyday development. We had tools like ChatGPT, Gemini, a
In this tutorial, I’ll show you how to build an AI web research agent using Ollama, Qwen, and Python. The agent searches the web for a topic, fetches
Cloudflare Tunnel is a secure tunneling solution that allows developers to expose local applications and private services to the internet without open