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I want to show you a tool I just open-sourced. It's called CausalLens, and it answers one specific question that most analytics stacks get completely …
Looking for the best way to scrape Reddit posts and comments in 2026? Here's an honest, hands-on comparison of the top Reddit scrapers — including the…
What is nbwipers? nbwipers is a CLI tool that strips outputs and metadata from Jupyter notebooks before git commit. Written in Rust - faster than nbst…
If you run a China book — equities, FX, commodities, or just a macro tilt — you already know the problem: the official numbers are slow and the Englis…
Everyone can build it. Almost no one can afford to run it at scale. And the companies selling the picks and shovels are about to get undercut by the s…
This is a submission for the Hermes Agent Challenge : Write About Hermes Agent // Detect dark theme var iframe = document.getElementById('tweet-205969…
Most scraping projects start by finding a website to scrape. This one started from the opposite direction: I knew the data existed as official governm…
There’s a quiet assumption in almost every AI discussion right now: “If we scale compute and models, intelligence will keep improving.” That assumptio…
Data Engineering landscape in Kenya Data engineering has become one of the most important technical roles in modern organizations. Every company wants…
The dataset problem nobody talks about.. and the API that quietly solves it. Everyone has an opinion on which model to fine-tune. Nobody talks about w…
С момента публикации статьи на Хабре « Импортозамещаем numpy, pandas, scipy и sklearn » прошло почти три года. В течение этого времени я приостановил …
LLM-generated SQL can be perfectly valid syntactically and still fail in real systems. That’s because syntax validation alone does not answer question…
TL;DR: Learn a very simple way to normalize, dedupe, and fuzzy-match records that refer to the same real-world entity in Python, without a database or…
We run a GPU spec catalog, and over a couple of years it grew into a database of 13,566 GPUs — from the GeForce 256 (1999) all the way to Blackwell an…
Most hallucination detection approaches tell you to train another model. I did not want to do that. I used four statistical signals, a combined score,…
This article was originally published on davidohnstad.com . I cross-post here to reach the Dev.to community. The demand for smooth digital experiences…
This article was originally published on davidohnstad.com . I cross-post here to reach the Dev.to community. The rapid advancement of artificial intel…
🏢 I Landed an Internship at a Futuristic Tech Company — And Met the Entire Data Universe Glass walls. Floating screens. Coffee machines that probably …
It's been a few months since I last wrote about Data Preprocessor, the IntelliJ plugin I built to stop re-writing the same pandas preprocessing script…
### By Bettrails Data Lab *Technical Classification: Data Science / Predictive Modeling / Sports Analytics* — - Abstract This paper outlines the analy…
By Okparaji Wisdom | Data Scientist | Nigeria Retailers in Nigeria lose millions of naira every year to two problems: stockouts (shelves go empty, cus…
How does a neural network actually learn to be less wrong? Not the hand-wavy version. The real one. The one with the derivative, the chain rule, and t…
Introduction The foundation of every successful Power BI report is reliable data ingestion. No matter how visually appealing your dashboards are, if t…
Introduction Ever wondered how banks are able to detect and stop fraud in real-time? This is how they do it. Banks process thousands of transactions e…
Before we talk about Linear Regression, we first need to understand the bigger idea it belongs to Machine Learning . Machine Learning is the reason ap…
Hello DEV Community, I’m Adhi, an Artificial Intelligence & Data Science student with a strong interest in technology, problem-solving, and contin…
A mobile gadget shop in my location, three centuries of evidence, and the part of the AI debate that almost no one is having. I walk down near my loca…
If you have ever tried to apply Machine Learning to financial time series, you know the heartbreak of the "perfect backtest." You build a model, train…
I failed my first stats class in college. Not because the math was hard. Because every example in the textbook was about iris flowers or Boston housin…
Why DBSCAN breaks in high dimensions and what to do instead You tuned epsilon to 1.5 because it felt reasonable. Here is what that decision actually m…