PyScript Project: Build a Full Data Dashboard (API + Pandas + Plot)
This is the project that ties all your PyScript skills together. In this guide, you’ll learn how to create a PyScript Data Dashboard. We will…
AI Project: Deploying Hugging Face with FastAPI for Async Speed
In our previous Flask project, we built an AI server. But it has a huge flaw: Flask is synchronous. If one user sends a request…
How to Apply Custom Functions on Polars Groups (.group_by().apply())
We know that .map_elements() is slow because it runs row-by-row. We know that .group_by().agg() is super fast, but it’s limited to simple functions (like sum,…
AI Project: Build a Speech-to-Speech Translator (Hugging Face)
This is a true “2026 Vision” project. We will chain two Hugging Face models together to build a speech translator. This guide will take you…
Polars Window Functions: shift() and rank() Explained
Today we’re covering two powerful Polars Expressions: shift and rank. These are essential for financial analysis, ranking, and finding trends. In this article you’ll learn…
Polars Project: A-to-Z Data Cleaning (The 2026 Guide)
You’ve learned all the individual Polars methods. Now, let’s put them together in one “A-to-Z” project to clean a messy dataset and look at effective…
Interactive Polars: Plotting with hvplot (2026 Guide)
Matplotlib and Seaborn create static, non-interactive images. In 2026, data exploration is interactive. hvplot is a library that provides a .hvplot() method for Pandas and…
AI Project: Audio Classification with Hugging Face (Environmental Sounds)
We’ve used Whisper to transcribe speech, but what if you just want to know what a sound is? Hugging Face Audio Classification is a powerful…
Polars Window Functions: The over() Method (SQL Partition By)
We’ve used groupby().agg(), which collapses your data (e.g., 100 rows become 3 rows). In contrast, Polars window functions allow you to compute calculations across groups…
A Deep Dive into Hugging Face Tokenizers (WordPiece & BPE)
We’ve used tokenizers to prepare data for AI models. But how do they work? If you’re interested in a deeper understanding, we’ll explore how Hugging…
