Latest AI and tech news
This week we worked on Matplotlib and data visualization, using real UK milk and cream trade data from Comtrade, covering January to May…...
A practical guide to understanding why machine learning models succeed in notebooks but fail in real world production systems....
The post How to Build Bug-Free Applications with Claude Code appeared first on Towards Data Science....
Powered by coffee, curiosity and continuous learning....
Every social commerce roundup says the market is booming, then quotes a size anywhere from $586 billion to over $2 trillion....
How statistics helps us make sense of uncertainty when all we have is an estimate....
A cybersecurity graduate heading into GRC learns GROUP BY the hard way....
The overlooked data engineering problem behind changing historical metrics — and how to build an audit-friendly, two-clock data pipeline…...
What happens when data analysis moves beyond reporting numbers and starts helping people decide what to investigate next?...
I’ve developed an election prediction model based on a transformer architecture; I thought you might find it interesting. The model will update its information automatically in the run-up to the midterm elections; you can also click on a state/distri...
An experiment dashboard needs yesterday’s report to stay interpretable after tonight’s data update. It also needs a clear distinction…...
Coding agents now build working web apps: a dashboard, a product page, a prototype that a product team wants to try. The fastest way to review that work is to open the app, use it, ask for a change, and check the result. That loop works well when the...
On June 12, 2026, OpenTelemetry shipped semantic conventions release v1.42.0, and quietly pulled every gen_ai.* attribute, span, metric, and event out of its core repository [1]. If you had dashboards or alerting rules built against the old spec page...
We continue with this series of articles about ethics in data and analytics. So far, we have presented an overview of the current ethical…...
Microsoft’s 18-lesson AI agents course has 78k stars, but the repo is a Jupyter minefield of notebook kernels and Azure wiring that’ll…...
A few months ago, our RAG (Retrieval-Augmented Generation) setup did what most first versions do: the Streamlit app called OpenAI directly, pulled chunks from MongoDB, and stitched an answer together. It worked. It also had three problems nobody want...
TL;DR: An effective dashboard starts with the decisions it needs to support, so match it to the right type (operational, analytical, strategic, or tactical) for its audience and keep only a small set of metrics that would change what you do if they m...
If you’re curious where the future is going, check out my review of DuckDB 2.0 and Polars 2.0/2.1 … DuckDB is moving towards a more Client/Server architecture … Polars is just fixing core issues and moving towards a default streaming and spill-to-dis...
If you are a data scientist, data analyst, or anyone who works with big data, you have likely used SQLite, or even use it daily....
Truck fleet management is the structured process of coordinating fleet operations, including dispatch planning, driver scheduling, maintenance tracking, and compliance reporting. It relies on telematics and GPS tracking, centralized dashboards, and p...
Share your voice on how data teams are navigating the agentic era. Take the survey and you’ll get early access to the 2027 State of Analytics Engineering Report....
The post Your Agent’s Tools Can Make Decisions, Too appeared first on Towards Data Science....
The best AI contract management software to replace spreadsheets and disconnected systems in 2026 is FlowForma Contract, because it runs purchases, contracts and tenders in one system, with AI agents working inside your rules from the first request t...
Project Deliverables: 5-Minute Video Showcase · Interactive Colab Notebook...
Connecting company data to an AI assistant takes a few clicks. But did the answer use the right math and business rules? Reliable analysis needs approved data, clear definitions, and calculations you can check....
Freelancers often handle client projects, invoices, expenses and payments without a dedicated accounts team. As income grows, spreadsheets become harder to maintain, especially when clients deduct TDS, delay payments or pay in foreign currencies....
The ever-changing digital landscape is forcing businesses to turn on their “all-things-digital” mode. With the increasing demand, IT departments in any organization are overburdened with work, and it is becoming difficult for one team in an organizat...
Introduction
Run Group-Bys Faster
Run Warehouse SQL Directly
Encrypt Sensitive Columns
Other Additions in 2.1
Final Thoughts...
From statistical evidence to product decisions: economic significance, Simpson’s paradox, ITT, p-hacking, and the limits of optimization...
Last quarter's revenue was $14.6 million. Or $14.2 million. Or $14.1 million. The ledger says one thing. The Lakehouse table feeding your BI says another. The dashboard the board looked at this morning says a third....
Teams double their experiment volume and cut their learning rate in half....
A weighted average is a statistical measure that assigns different levels of importance, or weights, to each value before calculating the average. Unlike a simple arithmetic average, where every value contributes equally, a weighted average ensures t...